diff --git a/backend/src/main/java/moim_today/application/admin/member/AdminMemberService.java b/backend/src/main/java/moim_today/application/admin/member/AdminMemberService.java
index bbb104df..f72639b2 100644
--- a/backend/src/main/java/moim_today/application/admin/member/AdminMemberService.java
+++ b/backend/src/main/java/moim_today/application/admin/member/AdminMemberService.java
@@ -3,8 +3,9 @@
 import moim_today.dto.member.MemberResponse;
 import moim_today.global.error.ForbiddenException;
 import moim_today.persistence.entity.member.MemberJpaEntity;
-import moim_today.persistence.repository.meeting.joined_meeting.JoinedMeetingRepository;
 import moim_today.persistence.repository.member.MemberRepository;
+import moim_today.global.spring_event.event.AdminMemberDeleteEvent;
+import org.springframework.context.ApplicationEventPublisher;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -16,13 +17,13 @@
 public class AdminMemberService {
 
     private final MemberRepository memberRepository;
-    private final JoinedMeetingRepository joinedMeetingRepository;
+    private final ApplicationEventPublisher applicationEventPublisher;
 
     public AdminMemberService(final MemberRepository memberRepository,
-                              final JoinedMeetingRepository joinedMeetingRepository
+                              final ApplicationEventPublisher applicationEventPublisher
     ) {
         this.memberRepository = memberRepository;
-        this.joinedMeetingRepository = joinedMeetingRepository;
+        this.applicationEventPublisher = applicationEventPublisher;
     }
 
     @Transactional(readOnly = true)
@@ -38,7 +39,8 @@ public void deleteMember(final long universityId, final long memberId) {
             throw new ForbiddenException(ADMIN_FORBIDDEN_ERROR.message());
         }
 
-        joinedMeetingRepository.deleteAllByMemberId(memberId);
+        AdminMemberDeleteEvent adminMemberDeleteEvent = new AdminMemberDeleteEvent(memberId);
+        applicationEventPublisher.publishEvent(adminMemberDeleteEvent);
         member.changeToUnknownMember();
     }
 }
diff --git a/backend/src/main/java/moim_today/domain/member/Member.java b/backend/src/main/java/moim_today/domain/member/Member.java
index 68b11b92..41798e9f 100644
--- a/backend/src/main/java/moim_today/domain/member/Member.java
+++ b/backend/src/main/java/moim_today/domain/member/Member.java
@@ -5,11 +5,9 @@
 
 import java.time.LocalDateTime;
 import java.util.List;
-import java.util.Map;
-import java.util.stream.Collectors;
 
-import static java.util.stream.Collectors.toList;
-import static moim_today.global.constant.NumberConstant.MOIM_SCHEDULE_FIRST_IDX;
+import static java.util.stream.Collectors.*;
+
 
 @Builder
 public record Member(
@@ -18,24 +16,11 @@ public record Member(
         String memberProfileImageUrl
 ) {
 
-    public static Map<Long, List<MoimScheduleResponse>> groupSchedulesByMember(final List<MoimScheduleResponse> moimScheduleResponses) {
-
-        return moimScheduleResponses.stream()
-                .collect(Collectors.groupingBy(MoimScheduleResponse::memberId));
-    }
-
-    public static List<Member> filterByDateTime(final Map<Long, List<MoimScheduleResponse>> schedulesByMember,
+    public static List<Member> filterByDateTime(final List<MoimScheduleResponse> moimScheduleResponses,
                                                 final LocalDateTime startDateTime, final LocalDateTime endDateTime) {
-        return schedulesByMember.values().stream()
-                .filter(
-                        moimScheduleResponses -> moimScheduleResponses.stream()
-                                .noneMatch(
-                                        moimScheduleResponse -> isScheduleConflicting(moimScheduleResponse, startDateTime, endDateTime))
-                )
-                .map(moimScheduleResponses -> {
-                    MoimScheduleResponse moimScheduleResponse = moimScheduleResponses.get(MOIM_SCHEDULE_FIRST_IDX.value());
-                    return moimScheduleResponse.toDomain();
-                })
+        return moimScheduleResponses.stream()
+                .filter(schedule -> !isScheduleConflicting(schedule, startDateTime, endDateTime))
+                .map(MoimScheduleResponse::toDomain)
                 .collect(toList());
     }
 
diff --git a/backend/src/main/java/moim_today/domain/moim/DisplayStatus.java b/backend/src/main/java/moim_today/domain/moim/DisplayStatus.java
deleted file mode 100644
index 1ed31ba1..00000000
--- a/backend/src/main/java/moim_today/domain/moim/DisplayStatus.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package moim_today.domain.moim;
-
-public enum DisplayStatus {
-
-    PUBLIC, PRIVATE
-}
diff --git a/backend/src/main/java/moim_today/domain/schedule/AvailableTime.java b/backend/src/main/java/moim_today/domain/schedule/AvailableTime.java
index c88bc778..4804c916 100644
--- a/backend/src/main/java/moim_today/domain/schedule/AvailableTime.java
+++ b/backend/src/main/java/moim_today/domain/schedule/AvailableTime.java
@@ -7,9 +7,9 @@
 import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 import java.util.stream.Stream;
 
+import static moim_today.global.constant.NumberConstant.AVAILABLE_TIME_OFFSET;
 import static moim_today.global.constant.NumberConstant.SCHEDULE_TIME_START_IDX;
 
 
@@ -27,35 +27,16 @@ public static AvailableTime toDomain(final List<Member> members, final LocalDate
     public static List<AvailableTime> calculateAvailableTimes(final List<MoimScheduleResponse> moimScheduleResponses,
                                                               final LocalDate startDate) {
         ScheduleLocalDate scheduleLocalDate = ScheduleLocalDate.from(startDate);
-        LocalDateTime start = scheduleLocalDate.atWeeklyStartDateTime();
-        LocalDateTime end = scheduleLocalDate.atWeeklyEndDateTime();
-
-        Map<Long, List<MoimScheduleResponse>> schedulesByMember = Member.groupSchedulesByMember(moimScheduleResponses);
-
-        List<LocalDateTime> allTimes = getAllTimes(moimScheduleResponses, start, end);
-        List<AvailableTime> availableTimes = new ArrayList<>();
-
-        for (int i = 0; i < allTimes.size() - 1; i++) {
-            LocalDateTime startDateTime = allTimes.get(i);
-            LocalDateTime endDateTime = allTimes.get(i + 1);
-
-            List<Member> availableMembers = Member.filterByDateTime(schedulesByMember, startDateTime, endDateTime);
-
-            if (!availableMembers.isEmpty()) {
-                availableTimes.add(AvailableTime.toDomain(availableMembers, startDateTime, endDateTime));
-            }
-        }
-
-        return availableTimes;
+        List<LocalDateTime> allTimes = getAllTimes(moimScheduleResponses, scheduleLocalDate);
+        return getAvailableTimes(allTimes, moimScheduleResponses);
     }
 
     private static List<LocalDateTime> getAllTimes(final List<MoimScheduleResponse> moimScheduleResponses,
-                                                   final LocalDateTime startTime,
-                                                   final LocalDateTime endTime) {
+                                                   final ScheduleLocalDate scheduleLocalDate) {
         List<LocalDateTime> times = getTimesFromSchedules(moimScheduleResponses);
         List<LocalDateTime> allTimes = new ArrayList<>(times);
-        allTimes.add(SCHEDULE_TIME_START_IDX.value(), startTime);
-        allTimes.add(endTime);
+        allTimes.add(SCHEDULE_TIME_START_IDX.value(), scheduleLocalDate.atWeeklyStartDateTime());
+        allTimes.add(scheduleLocalDate.atWeeklyEndDateTime());
 
         return allTimes;
     }
@@ -67,4 +48,21 @@ private static List<LocalDateTime> getTimesFromSchedules(final List<MoimSchedule
                 .sorted()
                 .toList();
     }
+
+    private static List<AvailableTime> getAvailableTimes(final List<LocalDateTime> allTimes,
+                                                         final List<MoimScheduleResponse> moimScheduleResponses) {
+        List<AvailableTime> availableTimes = new ArrayList<>();
+
+        for (int i = 0; i < allTimes.size() - AVAILABLE_TIME_OFFSET.value(); i++) {
+            LocalDateTime startDateTime = allTimes.get(i);
+            LocalDateTime endDateTime = allTimes.get(i + AVAILABLE_TIME_OFFSET.value());
+            List<Member> availableMembers = Member.filterByDateTime(moimScheduleResponses, startDateTime, endDateTime);
+
+            if (!availableMembers.isEmpty()) {
+                availableTimes.add(AvailableTime.toDomain(availableMembers, startDateTime, endDateTime));
+            }
+        }
+
+        return availableTimes;
+    }
 }
diff --git a/backend/src/main/java/moim_today/dto/admin/auth/AdminLoginRequest.java b/backend/src/main/java/moim_today/dto/admin/auth/AdminLoginRequest.java
index 4c4cbd15..462119b4 100644
--- a/backend/src/main/java/moim_today/dto/admin/auth/AdminLoginRequest.java
+++ b/backend/src/main/java/moim_today/dto/admin/auth/AdminLoginRequest.java
@@ -1,7 +1,15 @@
 package moim_today.dto.admin.auth;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.ADMIN_PASSWORD_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.UNIVERSITY_ID_MIN_ERROR;
+
+
 public record AdminLoginRequest(
-        long universityId,
-        String adminPassword
+        @Min(value = 0, message = UNIVERSITY_ID_MIN_ERROR) long universityId,
+        @NotBlank(message = ADMIN_PASSWORD_BLANK_ERROR) String adminPassword
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryAnswerRequest.java b/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryAnswerRequest.java
index 6eb7c565..c7767470 100644
--- a/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryAnswerRequest.java
+++ b/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryAnswerRequest.java
@@ -1,10 +1,14 @@
 package moim_today.dto.admin.user_inquiry;
 
+import jakarta.validation.constraints.Min;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.USER_INQUIRY_ID_MIN_ERROR;
+
 @Builder
 public record UserInquiryAnswerRequest(
-        long userInquiryId,
+        @Min(value = 0, message = USER_INQUIRY_ID_MIN_ERROR) long userInquiryId,
         boolean answerComplete
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRequest.java b/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRequest.java
index 226577e4..f24bb5ae 100644
--- a/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRequest.java
+++ b/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRequest.java
@@ -1,10 +1,14 @@
 package moim_today.dto.admin.user_inquiry;
 
+import jakarta.validation.constraints.NotBlank;
 import moim_today.persistence.entity.admin.UserInquiryJpaEntity;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.INQUIRY_CONTENT_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.INQUIRY_TITLE_BLANK_ERROR;
+
 public record UserInquiryRequest (
-        String inquiryTitle,
-        String inquiryContent
+        @NotBlank(message = INQUIRY_TITLE_BLANK_ERROR) String inquiryTitle,
+        @NotBlank(message = INQUIRY_CONTENT_BLANK_ERROR) String inquiryContent
 ){
 
     public UserInquiryJpaEntity toEntity(final long memberId, final long universityId, final long departmentId){
diff --git a/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRespondRequest.java b/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRespondRequest.java
index 0287ffef..1d8a5188 100644
--- a/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRespondRequest.java
+++ b/backend/src/main/java/moim_today/dto/admin/user_inquiry/UserInquiryRespondRequest.java
@@ -1,14 +1,17 @@
 package moim_today.dto.admin.user_inquiry;
 
-import lombok.ToString;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import moim_today.dto.mail.MailSendRequest;
 
 import java.util.List;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 public record UserInquiryRespondRequest(
-        long userInquiryId,
-        long memberId,
-        String responseContent
+        @Min(value = 0, message = USER_INQUIRY_ID_MIN_ERROR) long userInquiryId,
+        @Min(value = 0, message = MEMBER_ID_MIN_ERROR) long memberId,
+        @NotBlank(message = USER_INQUIRY_RESPONSE_CONTENT_BLANK_ERROR) String responseContent
 ) {
 
     public MailSendRequest toMailSendRequest(final String subject, final String userEmail){
diff --git a/backend/src/main/java/moim_today/dto/auth/MemberLoginRequest.java b/backend/src/main/java/moim_today/dto/auth/MemberLoginRequest.java
index 11280de7..ff785dd4 100644
--- a/backend/src/main/java/moim_today/dto/auth/MemberLoginRequest.java
+++ b/backend/src/main/java/moim_today/dto/auth/MemberLoginRequest.java
@@ -1,8 +1,14 @@
 package moim_today.dto.auth;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 public record MemberLoginRequest(
-        String email,
-        String password,
+        @Email(message = EMAIL_INVALID_ERROR) @NotBlank(message = EMAIL_BLANK_ERROR) String email,
+        @NotBlank(message = MEMBER_PASSWORD_BLANK_ERROR) String password,
         boolean isKeepLogin
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/auth/MemberSignUpRequest.java b/backend/src/main/java/moim_today/dto/auth/MemberSignUpRequest.java
index d19a22f2..b6439648 100644
--- a/backend/src/main/java/moim_today/dto/auth/MemberSignUpRequest.java
+++ b/backend/src/main/java/moim_today/dto/auth/MemberSignUpRequest.java
@@ -2,6 +2,7 @@
 
 import com.fasterxml.jackson.annotation.JsonFormat;
 import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.Min;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
@@ -11,26 +12,21 @@
 import java.time.LocalDate;
 
 import static moim_today.global.constant.MemberConstant.DEFAULT_PROFILE_URL;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
 
 @Builder
 public record MemberSignUpRequest(
-        long universityId,
-        long departmentId,
-        @Email(message = INVALID_EMAIL_FORMAT) @NotBlank(message = NO_EMAIL) String email,
-        @NotBlank(message = NO_PASSWORD) String password,
-        @NotBlank(message = NO_USERNAME) String username,
-        @NotBlank String studentId,
+        @Min(value = 0, message = UNIVERSITY_ID_MIN_ERROR) long universityId,
+        @Min(value = 0, message = DEPARTMENT_ID_MIN_ERROR) long departmentId,
+        @Email(message = EMAIL_INVALID_ERROR) @NotBlank(message = EMAIL_BLANK_ERROR) String email,
+        @NotBlank(message = MEMBER_PASSWORD_BLANK_ERROR) String password,
+        @NotBlank(message = USERNAME_BLANK_ERROR) String username,
+        @NotBlank(message = STUDENT_ID_BLANK_ERROR) String studentId,
 
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-M-d", timezone = "Asia/Seoul")
-        @NotNull(message = NO_BIRTH_DATE_ERROR) LocalDate birthDate,
-        @NotNull(message = NO_GENDER_ENUM_ERROR) Gender gender
+        @NotNull(message = BIRTH_DATE_NULL_ERROR) LocalDate birthDate,
+        @NotNull(message = GENDER_NULL_ERROR) Gender gender
 ) {
-    public static final String NO_PASSWORD = "패스워드가 없습니다.";
-    public static final String NO_USERNAME = "사용자 이름이 없습니다.";
-    public static final String NO_EMAIL = "이메일이 없습니다.";
-    public static final String INVALID_EMAIL_FORMAT = "이메일 형식이 올바르지 않습니다.";
-    public static final String NO_BIRTH_DATE_ERROR = "birthDate 값이 없습니다.";
-    public static final String NO_GENDER_ENUM_ERROR = "GENDER 값이 없습니다.";
 
     public MemberJpaEntity toEntity(final String encodedPassword) {
         return MemberJpaEntity.builder()
diff --git a/backend/src/main/java/moim_today/dto/certification/CompleteEmailCertificationRequest.java b/backend/src/main/java/moim_today/dto/certification/CompleteEmailCertificationRequest.java
index 64603b64..ed6fb3a2 100644
--- a/backend/src/main/java/moim_today/dto/certification/CompleteEmailCertificationRequest.java
+++ b/backend/src/main/java/moim_today/dto/certification/CompleteEmailCertificationRequest.java
@@ -1,6 +1,13 @@
 package moim_today.dto.certification;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EMAIL_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EMAIL_INVALID_ERROR;
+
 public record CompleteEmailCertificationRequest(
-        String email
+        @Email(message = EMAIL_INVALID_ERROR) @NotBlank(message = EMAIL_BLANK_ERROR) String email
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/certification/EmailCertificationRequest.java b/backend/src/main/java/moim_today/dto/certification/EmailCertificationRequest.java
index 5f537b64..f38358b5 100644
--- a/backend/src/main/java/moim_today/dto/certification/EmailCertificationRequest.java
+++ b/backend/src/main/java/moim_today/dto/certification/EmailCertificationRequest.java
@@ -1,6 +1,13 @@
 package moim_today.dto.certification;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EMAIL_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EMAIL_INVALID_ERROR;
+
 public record EmailCertificationRequest(
-        String email
+        @Email(message = EMAIL_INVALID_ERROR) @NotBlank(message = EMAIL_BLANK_ERROR) String email
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/certification/PasswordFindRequest.java b/backend/src/main/java/moim_today/dto/certification/PasswordFindRequest.java
index 68655b6d..e911d11d 100644
--- a/backend/src/main/java/moim_today/dto/certification/PasswordFindRequest.java
+++ b/backend/src/main/java/moim_today/dto/certification/PasswordFindRequest.java
@@ -1,6 +1,13 @@
 package moim_today.dto.certification;
 
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EMAIL_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EMAIL_INVALID_ERROR;
+
 public record PasswordFindRequest(
-        String email
+        @Email(message = EMAIL_INVALID_ERROR) @NotBlank(message = EMAIL_BLANK_ERROR) String email
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/department/AddDepartmentRequest.java b/backend/src/main/java/moim_today/dto/department/AddDepartmentRequest.java
index e9debb70..b0b2c899 100644
--- a/backend/src/main/java/moim_today/dto/department/AddDepartmentRequest.java
+++ b/backend/src/main/java/moim_today/dto/department/AddDepartmentRequest.java
@@ -1,12 +1,17 @@
 package moim_today.dto.department;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import lombok.Builder;
 import moim_today.persistence.entity.department.request_deparment.RequestDepartmentJpaEntity;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.DEPARTMENT_NAME_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.UNIVERSITY_ID_MIN_ERROR;
+
 @Builder
 public record AddDepartmentRequest(
-        long universityId,
-        String departmentName
+        @Min(value = 0, message = UNIVERSITY_ID_MIN_ERROR) long universityId,
+        @NotBlank(message = DEPARTMENT_NAME_BLANK_ERROR) String departmentName
 ) {
 
     public RequestDepartmentJpaEntity toEntity() {
diff --git a/backend/src/main/java/moim_today/dto/department/ApproveRequestDepartmentRequest.java b/backend/src/main/java/moim_today/dto/department/ApproveRequestDepartmentRequest.java
index c2fb5362..452f5a26 100644
--- a/backend/src/main/java/moim_today/dto/department/ApproveRequestDepartmentRequest.java
+++ b/backend/src/main/java/moim_today/dto/department/ApproveRequestDepartmentRequest.java
@@ -1,11 +1,16 @@
 package moim_today.dto.department;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 @Builder
 public record ApproveRequestDepartmentRequest(
-        long requestDepartmentId,
-        long universityId,
-        String requestDepartmentName
+        @Min(value = 0, message = DEPARTMENT_ID_MIN_ERROR) long requestDepartmentId,
+        @Min(value = 0, message = UNIVERSITY_ID_MIN_ERROR) long universityId,
+        @NotBlank(message = DEPARTMENT_NAME_BLANK_ERROR) String requestDepartmentName
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/file/FileDeleteRequest.java b/backend/src/main/java/moim_today/dto/file/FileDeleteRequest.java
index ed3db320..67b3e06f 100644
--- a/backend/src/main/java/moim_today/dto/file/FileDeleteRequest.java
+++ b/backend/src/main/java/moim_today/dto/file/FileDeleteRequest.java
@@ -1,7 +1,13 @@
 package moim_today.dto.file;
 
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.FILENAME_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.UPLOAD_FILE_PATH_BLANK_ERROR;
+
 public record FileDeleteRequest(
-        String uploadFilePath,
-        String fileName
+        @NotBlank(message = UPLOAD_FILE_PATH_BLANK_ERROR) String uploadFilePath,
+        @NotBlank(message = FILENAME_BLANK_ERROR) String fileName
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingDao.java b/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingDao.java
index 947be3bd..11b0c41e 100644
--- a/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingDao.java
+++ b/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingDao.java
@@ -6,7 +6,9 @@
 import java.time.LocalDateTime;
 
 public record JoinedMeetingDao(
+        long moimId,
         long meetingId,
+        String moimTitle,
         String agenda,
 
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
diff --git a/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingResponse.java b/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingResponse.java
index 50f1eddd..f08af611 100644
--- a/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingResponse.java
+++ b/backend/src/main/java/moim_today/dto/meeting/meeting/JoinedMeetingResponse.java
@@ -2,6 +2,7 @@
 
 import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Builder;
+import moim_today.domain.meeting.Meeting;
 
 import java.time.LocalDate;
 import java.util.List;
@@ -9,8 +10,11 @@
 
 @Builder
 public record JoinedMeetingResponse(
+        long moimId,
         long meetingId,
+        String moimTitle,
         String agenda,
+        long dDay,
 
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd", timezone = "Asia/Seoul")
         LocalDate startDate
@@ -23,9 +27,15 @@ public static List<JoinedMeetingResponse> toResponses(final List<JoinedMeetingDa
     }
 
     public static JoinedMeetingResponse toResponse(final JoinedMeetingDao joinedMeetingDao) {
+        LocalDate currentDate = LocalDate.now();
+        long dDay = Meeting.calculateDDay(currentDate, joinedMeetingDao.startDateTime().toLocalDate());
+
         return JoinedMeetingResponse.builder()
+                .moimId(joinedMeetingDao.moimId())
                 .meetingId(joinedMeetingDao.meetingId())
+                .moimTitle(joinedMeetingDao.moimTitle())
                 .agenda(joinedMeetingDao.agenda())
+                .dDay(dDay)
                 .startDate(joinedMeetingDao.startDateTime().toLocalDate())
                 .build();
     }
diff --git a/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingCreateRequest.java b/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingCreateRequest.java
index 637da04d..d9066ae5 100644
--- a/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingCreateRequest.java
+++ b/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingCreateRequest.java
@@ -1,24 +1,32 @@
 package moim_today.dto.meeting.meeting;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
 import moim_today.domain.meeting.enums.MeetingCategory;
 import moim_today.persistence.entity.meeting.meeting.MeetingJpaEntity;
 
 import java.time.LocalDateTime;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 @Builder
 public record MeetingCreateRequest(
-        long moimId,
-        String agenda,
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId,
+        @NotBlank(message = MEETING_AGENDA_BLANK_ERROR) String agenda,
 
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
+        @NotNull(message = MEETING_START_DATETIME_NULL_ERROR)
         LocalDateTime startDateTime,
+
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
+        @NotNull(message = MEETING_END_DATETIME_NULL_ERROR)
         LocalDateTime endDateTime,
 
-        String place,
-        MeetingCategory meetingCategory
+        @NotBlank(message = MEETING_PLACE_BLANK_ERROR) String place,
+        @NotNull(message = MEETING_CATEGORY_NULL_ERROR) MeetingCategory meetingCategory
 ) {
 
     public MeetingJpaEntity toEntity() {
diff --git a/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingUpdateRequest.java b/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingUpdateRequest.java
index daccc4f5..17574651 100644
--- a/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/meeting/meeting/MeetingUpdateRequest.java
@@ -1,12 +1,16 @@
 package moim_today.dto.meeting.meeting;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 @Builder
 public record MeetingUpdateRequest(
-        long meetingId,
-        String agenda,
-        String place
+        @Min(value = 0, message = MEETING_ID_MIN_ERROR) long meetingId,
+        @NotBlank(message = MEETING_AGENDA_BLANK_ERROR)  String agenda,
+        @NotBlank(message = MEETING_PLACE_BLANK_ERROR)  String place
 ) {
 
     public static MeetingUpdateRequest of(final long meetingId, final String agenda, final String place) {
diff --git a/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentCreateRequest.java b/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentCreateRequest.java
index 627484a8..586e5fff 100644
--- a/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentCreateRequest.java
+++ b/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentCreateRequest.java
@@ -1,14 +1,18 @@
 package moim_today.dto.meeting.meeting_comment;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import lombok.Builder;
 import moim_today.persistence.entity.meeting.meeting_comment.MeetingCommentJpaEntity;
 
 import static moim_today.global.constant.NumberConstant.DEFAULT_PARENT_COMMENT_ID;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MEETING_COMMENT_CONTENT_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MEETING_ID_MIN_ERROR;
 
 @Builder
 public record MeetingCommentCreateRequest (
-        long meetingId,
-        String contents
+        @Min(value = 0, message = MEETING_ID_MIN_ERROR) long meetingId,
+        @NotBlank(message = MEETING_COMMENT_CONTENT_BLANK_ERROR) String contents
 ){
 
     public MeetingCommentJpaEntity toEntity(final long memberId) {
diff --git a/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentDeleteRequest.java b/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentDeleteRequest.java
index 8146c25c..39519b24 100644
--- a/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentDeleteRequest.java
+++ b/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentDeleteRequest.java
@@ -1,6 +1,11 @@
 package moim_today.dto.meeting.meeting_comment;
 
+import jakarta.validation.constraints.Min;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MEETING_COMMENT_ID_MIN_ERROR;
+
 public record MeetingCommentDeleteRequest(
-        long meetingCommentId
+        @Min(value = 0, message = MEETING_COMMENT_ID_MIN_ERROR) long meetingCommentId
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentUpdateRequest.java b/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentUpdateRequest.java
index 3bef0420..3f894bab 100644
--- a/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/meeting/meeting_comment/MeetingCommentUpdateRequest.java
@@ -1,10 +1,15 @@
 package moim_today.dto.meeting.meeting_comment;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MEETING_COMMENT_CONTENT_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MEETING_COMMENT_ID_MIN_ERROR;
+
 @Builder
 public record MeetingCommentUpdateRequest(
-        long meetingCommentId,
-        String contents
+        @Min(value = 0, message = MEETING_COMMENT_ID_MIN_ERROR) long meetingCommentId,
+        @NotBlank(message = MEETING_COMMENT_CONTENT_BLANK_ERROR) String contents
 ) {
 }
diff --git a/backend/src/main/java/moim_today/dto/member/PasswordRecoverRequest.java b/backend/src/main/java/moim_today/dto/member/PasswordRecoverRequest.java
index 8c07904b..8ba3ef40 100644
--- a/backend/src/main/java/moim_today/dto/member/PasswordRecoverRequest.java
+++ b/backend/src/main/java/moim_today/dto/member/PasswordRecoverRequest.java
@@ -1,7 +1,13 @@
 package moim_today.dto.member;
 
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.NEW_PASSWORD_BLANK_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.PASSWORD_TOKEN_BLANK_ERROR;
+
 public record PasswordRecoverRequest(
-        String passwordToken,
-        String newPassword
+        @NotBlank(message = PASSWORD_TOKEN_BLANK_ERROR) String passwordToken,
+        @NotBlank(message = NEW_PASSWORD_BLANK_ERROR) String newPassword
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/member/PasswordUpdateRequest.java b/backend/src/main/java/moim_today/dto/member/PasswordUpdateRequest.java
index cd9a6b34..26ce2b57 100644
--- a/backend/src/main/java/moim_today/dto/member/PasswordUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/member/PasswordUpdateRequest.java
@@ -1,6 +1,11 @@
 package moim_today.dto.member;
 
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.NEW_PASSWORD_BLANK_ERROR;
+
 public record PasswordUpdateRequest(
-        String newPassword
+        @NotBlank(message = NEW_PASSWORD_BLANK_ERROR) String newPassword
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/member/ProfileUpdateRequest.java b/backend/src/main/java/moim_today/dto/member/ProfileUpdateRequest.java
index c610f0bd..b1efdc12 100644
--- a/backend/src/main/java/moim_today/dto/member/ProfileUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/member/ProfileUpdateRequest.java
@@ -1,6 +1,11 @@
 package moim_today.dto.member;
 
+import jakarta.validation.constraints.NotBlank;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.PROFILE_IMAGE_URL_BLANK_ERROR;
+
 public record ProfileUpdateRequest(
-        String imageUrl
+        @NotBlank(message = PROFILE_IMAGE_URL_BLANK_ERROR) String imageUrl
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimCreateRequest.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimCreateRequest.java
index 79541545..9c695114 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimCreateRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimCreateRequest.java
@@ -1,35 +1,30 @@
 package moim_today.dto.moim.moim;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
-import moim_today.global.error.BadRequestException;
 import moim_today.persistence.entity.moim.moim.MoimJpaEntity;
 import moim_today.persistence.entity.moim.moim.MoimJpaEntity.MoimJpaEntityBuilder;
 
 import java.time.LocalDate;
 
 import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_IMAGE_URL;
-import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_PASSWORD;
 import static moim_today.global.constant.NumberConstant.DEFAULT_MOIM_CURRENT_COUNT;
 import static moim_today.global.constant.NumberConstant.DEFAULT_MOIM_VIEWS;
-import static moim_today.global.constant.exception.MoimExceptionConstant.PRIVATE_MOIM_NEEDS_PASSWORD_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
 
 @Builder
 public record MoimCreateRequest(
-        String title,
-        String contents,
-        int capacity,
-        //비밀번호 null 허용
-        String password,
-        //모임 사진 null 허용
+        @NotBlank(message = MOIM_TITLE_BLANK_ERROR) String title,
+        @NotBlank(message = MOIM_CONTENT_BLANK_ERROR) String contents,
+        @Min(value = 2, message = MOIM_CAPACITY_MIN_ERROR) int capacity,
         String imageUrl,
-        MoimCategory moimCategory,
-        DisplayStatus displayStatus,
-        LocalDate startDate,
-        LocalDate endDate
+        @NotNull(message = MOIM_CATEGORY_NULL_ERROR) MoimCategory moimCategory,
+        @NotNull(message = MOIM_START_DATE_NULL_ERROR) LocalDate startDate,
+        @NotNull(message = MOIM_END_DATE_NULL_ERROR) LocalDate endDate
 ) {
-
     public MoimJpaEntity toEntity(final long memberId, final long universityId) {
 
         MoimJpaEntityBuilder moimJpaEntityBuilder = MoimJpaEntity.builder()
@@ -40,20 +35,11 @@ public MoimJpaEntity toEntity(final long memberId, final long universityId) {
                 .capacity(capacity)
                 .currentCount(DEFAULT_MOIM_CURRENT_COUNT.value())
                 .moimCategory(moimCategory)
-                .displayStatus(displayStatus)
                 .views(DEFAULT_MOIM_VIEWS.value())
                 .startDate(startDate)
                 .endDate(endDate);
 
-        if (displayStatus.equals(DisplayStatus.PRIVATE) && password == null) {
-            throw new BadRequestException(PRIVATE_MOIM_NEEDS_PASSWORD_ERROR.message());
-        } else if (displayStatus.equals(DisplayStatus.PRIVATE)){
-            moimJpaEntityBuilder.password(password);
-        } else {
-            moimJpaEntityBuilder.password(DEFAULT_MOIM_PASSWORD.value());
-        }
-
-        if (imageUrl == null) {
+        if (imageUrl == null || imageUrl.isBlank()) {
             return buildMoimByImageUrl(moimJpaEntityBuilder, DEFAULT_MOIM_IMAGE_URL.value());
         } else{
             return buildMoimByImageUrl(moimJpaEntityBuilder, imageUrl);
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimDeleteRequest.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimDeleteRequest.java
index fcc37015..c2175927 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimDeleteRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimDeleteRequest.java
@@ -1,6 +1,11 @@
 package moim_today.dto.moim.moim;
 
+import jakarta.validation.constraints.Min;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MOIM_ID_MIN_ERROR;
+
 public record MoimDeleteRequest(
-        long moimId
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimDetailResponse.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimDetailResponse.java
index 449b0260..c9dd7a14 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimDetailResponse.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimDetailResponse.java
@@ -2,7 +2,6 @@
 
 import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Builder;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
 import moim_today.persistence.entity.moim.moim.MoimJpaEntity;
 
@@ -17,7 +16,6 @@ public record MoimDetailResponse(
         int currentCount,
         String imageUrl,
         MoimCategory moimCategory,
-        DisplayStatus displayStatus,
         int views,
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd", timezone = "Asia/Seoul")
         LocalDate startDate,
@@ -35,7 +33,6 @@ public static MoimDetailResponse from(final MoimJpaEntity moimJpaEntity) {
                 .currentCount(moimJpaEntity.getCurrentCount())
                 .imageUrl(moimJpaEntity.getImageUrl())
                 .moimCategory(moimJpaEntity.getMoimCategory())
-                .displayStatus(moimJpaEntity.getDisplayStatus())
                 .views(moimJpaEntity.getViews())
                 .startDate(moimJpaEntity.getStartDate())
                 .endDate(moimJpaEntity.getEndDate())
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimJoinRequest.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimJoinRequest.java
index 8ce689f0..760a1de0 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimJoinRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimJoinRequest.java
@@ -1,9 +1,13 @@
 package moim_today.dto.moim.moim;
 
+import jakarta.validation.constraints.Min;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MOIM_ID_MIN_ERROR;
+
 @Builder
 public record MoimJoinRequest(
-    long moimId
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberDeleteRequest.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberDeleteRequest.java
index da369939..4a678dbb 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberDeleteRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberDeleteRequest.java
@@ -1,9 +1,13 @@
 package moim_today.dto.moim.moim;
 
+import jakarta.validation.constraints.Min;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MOIM_ID_MIN_ERROR;
+
 @Builder
 public record MoimMemberDeleteRequest(
-        long moimId
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberKickRequest.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberKickRequest.java
index 8854b699..148f055b 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberKickRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimMemberKickRequest.java
@@ -1,10 +1,15 @@
 package moim_today.dto.moim.moim;
 
+import jakarta.validation.constraints.Min;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MEMBER_ID_MIN_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MOIM_ID_MIN_ERROR;
+
 @Builder
 public record MoimMemberKickRequest(
-        long moimId,
-        long deleteMemberId
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId,
+        @Min(value = 0, message = MEMBER_ID_MIN_ERROR) long deleteMemberId
 ){
+
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimSimpleResponse.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimSimpleResponse.java
index aba7998b..8ecb6285 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimSimpleResponse.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimSimpleResponse.java
@@ -2,7 +2,6 @@
 
 import com.querydsl.core.annotations.QueryProjection;
 import lombok.Builder;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
 import moim_today.persistence.entity.moim.moim.MoimJpaEntity;
 
@@ -13,8 +12,7 @@ public record MoimSimpleResponse(
         int capacity,
         int currentCount,
         String imageUrl,
-        MoimCategory moimCategory,
-        DisplayStatus displayStatus
+        MoimCategory moimCategory
 ) {
 
     @QueryProjection
@@ -29,7 +27,6 @@ public static MoimSimpleResponse from(final MoimJpaEntity moimJpaEntity) {
                 .currentCount(moimJpaEntity.getCurrentCount())
                 .imageUrl(moimJpaEntity.getImageUrl())
                 .moimCategory(moimJpaEntity.getMoimCategory())
-                .displayStatus(moimJpaEntity.getDisplayStatus())
                 .build();
     }
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim/MoimUpdateRequest.java b/backend/src/main/java/moim_today/dto/moim/moim/MoimUpdateRequest.java
index b5fe2d27..05690f88 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim/MoimUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim/MoimUpdateRequest.java
@@ -1,27 +1,28 @@
 package moim_today.dto.moim.moim;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
 
 import java.time.LocalDate;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 @Builder
 public record MoimUpdateRequest(
-        long moimId,
-        String title,
-        String contents,
-        int capacity,
-        //imageUrl null 허용
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId,
+        @NotBlank(message = MOIM_TITLE_BLANK_ERROR) String title,
+        @NotBlank(message = MOIM_CONTENT_BLANK_ERROR) String contents,
+        @Min(value = 2, message = MOIM_CAPACITY_MIN_ERROR) int capacity,
         String imageUrl,
-        //비밀번호 null 허용
-        String password,
-        MoimCategory moimCategory,
-        DisplayStatus displayStatus,
+        @NotNull(message = MOIM_CATEGORY_NULL_ERROR) MoimCategory moimCategory,
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd", timezone = "Asia/Seoul")
-        LocalDate startDate,
+        @NotNull(message = MOIM_START_DATE_NULL_ERROR) LocalDate startDate,
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd", timezone = "Asia/Seoul")
-        LocalDate endDate
+        @NotNull(message = MOIM_END_DATE_NULL_ERROR) LocalDate endDate
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeCreateRequest.java b/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeCreateRequest.java
index 4bf6439e..68030e11 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeCreateRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeCreateRequest.java
@@ -1,13 +1,17 @@
 package moim_today.dto.moim.moim_notice;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import lombok.Builder;
 import moim_today.persistence.entity.moim.moim_notice.MoimNoticeJpaEntity;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 @Builder
 public record MoimNoticeCreateRequest(
-        long moimId,
-        String title,
-        String contents
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId,
+        @NotBlank(message = MOIM_NOTICE_TITLE_BLANK_ERROR) String title,
+        @NotBlank(message = MOIM_NOTICE_CONTENT_BLANK_ERROR) String contents
 ) {
 
     public MoimNoticeJpaEntity toEntity() {
diff --git a/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeDeleteRequest.java b/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeDeleteRequest.java
index 9488a5a8..bb38d5fe 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeDeleteRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeDeleteRequest.java
@@ -1,6 +1,11 @@
 package moim_today.dto.moim.moim_notice;
 
+import jakarta.validation.constraints.Min;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.MOIM_NOTICE_ID_MIN_ERROR;
+
 public record MoimNoticeDeleteRequest(
-        long moimNoticeId
+        @Min(value = 0, message = MOIM_NOTICE_ID_MIN_ERROR) long moimNoticeId
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeUpdateRequest.java b/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeUpdateRequest.java
index f97dd145..187f1cea 100644
--- a/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/moim/moim_notice/MoimNoticeUpdateRequest.java
@@ -1,11 +1,16 @@
 package moim_today.dto.moim.moim_notice;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import lombok.Builder;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 @Builder
 public record MoimNoticeUpdateRequest(
-        long moimNoticeId,
-        String title,
-        String contents
+        @Min(value = 0, message = MOIM_NOTICE_ID_MIN_ERROR) long moimNoticeId,
+        @NotBlank(message = MOIM_NOTICE_TITLE_BLANK_ERROR) String title,
+        @NotBlank(message = MOIM_NOTICE_CONTENT_BLANK_ERROR) String contents
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/schedule/ScheduleCreateRequest.java b/backend/src/main/java/moim_today/dto/schedule/ScheduleCreateRequest.java
index a3d6a288..e8279b80 100644
--- a/backend/src/main/java/moim_today/dto/schedule/ScheduleCreateRequest.java
+++ b/backend/src/main/java/moim_today/dto/schedule/ScheduleCreateRequest.java
@@ -1,6 +1,8 @@
 package moim_today.dto.schedule;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
 import moim_today.persistence.entity.schedule.schedule.ScheduleJpaEntity;
 
@@ -8,15 +10,16 @@
 
 import static moim_today.global.constant.NumberConstant.SCHEDULE_MEETING_ID;
 import static moim_today.global.constant.NumberConstant.SCHEDULE_MOIM_ID;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
 
 @Builder
 public record ScheduleCreateRequest(
-        String scheduleName,
+        @NotBlank(message = SCHEDULE_NAME_BLANK_ERROR) String scheduleName,
 
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
-        LocalDateTime startDateTime,
+        @NotNull(message = SCHEDULE_START_DATE_TIME_NULL_ERROR) LocalDateTime startDateTime,
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
-        LocalDateTime endDateTime
+        @NotNull(message = SCHEDULE_END_DATE_TIME_NULL_ERROR) LocalDateTime endDateTime
 ) {
 
     public ScheduleJpaEntity toEntity(final long memberId, final String colorHex) {
diff --git a/backend/src/main/java/moim_today/dto/schedule/ScheduleDeleteRequest.java b/backend/src/main/java/moim_today/dto/schedule/ScheduleDeleteRequest.java
index 7a313b5b..c3ba4684 100644
--- a/backend/src/main/java/moim_today/dto/schedule/ScheduleDeleteRequest.java
+++ b/backend/src/main/java/moim_today/dto/schedule/ScheduleDeleteRequest.java
@@ -1,6 +1,11 @@
 package moim_today.dto.schedule;
 
+import jakarta.validation.constraints.Min;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.SCHEDULER_ID_MIN_ERROR;
+
 public record ScheduleDeleteRequest(
-        long scheduleId
+        @Min(value = 0, message = SCHEDULER_ID_MIN_ERROR) long scheduleId
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/schedule/ScheduleUpdateRequest.java b/backend/src/main/java/moim_today/dto/schedule/ScheduleUpdateRequest.java
index 50fdefa4..6c60afaa 100644
--- a/backend/src/main/java/moim_today/dto/schedule/ScheduleUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/schedule/ScheduleUpdateRequest.java
@@ -1,19 +1,25 @@
 package moim_today.dto.schedule;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
 
 import java.time.LocalDateTime;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 
 @Builder
 public record ScheduleUpdateRequest(
-        long scheduleId,
-        String scheduleName,
+        @Min(value = 0, message = SCHEDULER_ID_MIN_ERROR) long scheduleId,
+        @NotBlank(message = SCHEDULE_NAME_BLANK_ERROR) String scheduleName,
 
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
-        LocalDateTime startDateTime,
+        @NotNull(message = SCHEDULE_START_DATE_TIME_NULL_ERROR) LocalDateTime startDateTime,
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd HH:mm:ss", timezone = "Asia/Seoul")
-        LocalDateTime endDateTime
+        @NotNull(message = SCHEDULE_END_DATE_TIME_NULL_ERROR) LocalDateTime endDateTime
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/schedule/TimeTableRequest.java b/backend/src/main/java/moim_today/dto/schedule/TimeTableRequest.java
index 7cd98fb4..8ef5f2d6 100644
--- a/backend/src/main/java/moim_today/dto/schedule/TimeTableRequest.java
+++ b/backend/src/main/java/moim_today/dto/schedule/TimeTableRequest.java
@@ -1,15 +1,18 @@
 package moim_today.dto.schedule;
 
+import jakarta.validation.constraints.NotNull;
 import moim_today.global.error.BadRequestException;
 
 import java.time.LocalDate;
 
 import static moim_today.global.constant.exception.EveryTimeExceptionConstant.TIME_INPUT_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EVERY_TIME_END_DATE_NULL_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.EVERY_TIME_START_DATE_NULL_ERROR;
 
 public record TimeTableRequest(
         String everytimeUrl,
-        LocalDate startDate,
-        LocalDate endDate
+        @NotNull(message = EVERY_TIME_START_DATE_NULL_ERROR) LocalDate startDate,
+        @NotNull(message = EVERY_TIME_END_DATE_NULL_ERROR)LocalDate endDate
 ) {
 
     public TimeTableRequest {
diff --git a/backend/src/main/java/moim_today/dto/todo/TodoCreateRequest.java b/backend/src/main/java/moim_today/dto/todo/TodoCreateRequest.java
index a0677cfc..024af6aa 100644
--- a/backend/src/main/java/moim_today/dto/todo/TodoCreateRequest.java
+++ b/backend/src/main/java/moim_today/dto/todo/TodoCreateRequest.java
@@ -1,6 +1,8 @@
 package moim_today.dto.todo;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import lombok.Builder;
 import moim_today.domain.todo.enums.TodoProgress;
@@ -8,14 +10,15 @@
 
 import java.time.LocalDate;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 @Builder
 public record TodoCreateRequest(
-        long moimId,
-        String contents,
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId,
+        @NotBlank(message = TODO_CONTENT_BLANK_ERROR) String contents,
 
-        @NotNull(message = "todoDate 누락")
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd", timezone = "Asia/Seoul")
-        LocalDate todoDate
+        @NotNull(message = TODO_DATE_NULL_ERROR) LocalDate todoDate
 ) {
 
     public TodoJpaEntity toEntity(final long memberId){
diff --git a/backend/src/main/java/moim_today/dto/todo/TodoProgressUpdateRequest.java b/backend/src/main/java/moim_today/dto/todo/TodoProgressUpdateRequest.java
index 388080da..8d60ff49 100644
--- a/backend/src/main/java/moim_today/dto/todo/TodoProgressUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/todo/TodoProgressUpdateRequest.java
@@ -1,9 +1,15 @@
 package moim_today.dto.todo;
 
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotNull;
 import moim_today.domain.todo.enums.TodoProgress;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.TODO_ID_MIN_ERROR;
+import static moim_today.global.constant.exception.ValidationExceptionConstant.TODO_PROGRESS_NULL_ERROR;
+
 public record TodoProgressUpdateRequest(
-        long todoId,
-        TodoProgress todoProgress
+        @Min(value = 0, message = TODO_ID_MIN_ERROR) long todoId,
+        @NotNull(message = TODO_PROGRESS_NULL_ERROR) TodoProgress todoProgress
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/todo/TodoRemoveRequest.java b/backend/src/main/java/moim_today/dto/todo/TodoRemoveRequest.java
index 669a47fc..b7148a40 100644
--- a/backend/src/main/java/moim_today/dto/todo/TodoRemoveRequest.java
+++ b/backend/src/main/java/moim_today/dto/todo/TodoRemoveRequest.java
@@ -1,6 +1,11 @@
 package moim_today.dto.todo;
 
+import jakarta.validation.constraints.Min;
+
+import static moim_today.global.constant.exception.ValidationExceptionConstant.TODO_ID_MIN_ERROR;
+
 public record TodoRemoveRequest(
-        long todoId
+        @Min(value = 0, message = TODO_ID_MIN_ERROR) long todoId
 ) {
+
 }
diff --git a/backend/src/main/java/moim_today/dto/todo/TodoUpdateRequest.java b/backend/src/main/java/moim_today/dto/todo/TodoUpdateRequest.java
index 4dc5b33f..3cd1f0c2 100644
--- a/backend/src/main/java/moim_today/dto/todo/TodoUpdateRequest.java
+++ b/backend/src/main/java/moim_today/dto/todo/TodoUpdateRequest.java
@@ -1,22 +1,26 @@
 package moim_today.dto.todo;
 
 import com.fasterxml.jackson.annotation.JsonFormat;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import moim_today.domain.todo.enums.TodoProgress;
 import moim_today.persistence.entity.todo.TodoJpaEntity;
 
 import java.time.LocalDate;
 
+import static moim_today.global.constant.exception.ValidationExceptionConstant.*;
+
 public record TodoUpdateRequest(
-        long todoId,
-        long moimId,
-        String contents,
-        TodoProgress todoProgress,
+        @Min(value = 0, message = TODO_ID_MIN_ERROR) long todoId,
+        @Min(value = 0, message = MOIM_ID_MIN_ERROR) long moimId,
+        @NotBlank(message = TODO_CONTENT_BLANK_ERROR) String contents,
+        @NotNull(message = TODO_PROGRESS_NULL_ERROR) TodoProgress todoProgress,
 
-        @NotNull(message="todoDate 누락")
         @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd", timezone = "Asia/Seoul")
-        LocalDate todoDate
+        @NotNull(message = TODO_DATE_NULL_ERROR) LocalDate todoDate
 ) {
+
     public TodoJpaEntity toEntity(final long memberId){
         return TodoJpaEntity.builder()
                 .moimId(moimId)
diff --git a/backend/src/main/java/moim_today/global/constant/MemberConstant.java b/backend/src/main/java/moim_today/global/constant/MemberConstant.java
index bbfa8053..32cebffb 100644
--- a/backend/src/main/java/moim_today/global/constant/MemberConstant.java
+++ b/backend/src/main/java/moim_today/global/constant/MemberConstant.java
@@ -4,7 +4,7 @@
 public enum MemberConstant {
     DEFAULT_PROFILE_URL("https://anak2.s3.ap-northeast-2.amazonaws.com/profile/default-profile.png"),
     UNKNOWN_MEMBER("0"),
-    DELETED_MEMBER_USERNAME("(알수없음)"),
+    DELETED_MEMBER_USERNAME("(알 수 없음)"),
     DELETED_MEMBER_STUDENT_ID("999999999");
 
     private final String value;
diff --git a/backend/src/main/java/moim_today/global/constant/NumberConstant.java b/backend/src/main/java/moim_today/global/constant/NumberConstant.java
index c134a209..790aca1d 100644
--- a/backend/src/main/java/moim_today/global/constant/NumberConstant.java
+++ b/backend/src/main/java/moim_today/global/constant/NumberConstant.java
@@ -30,6 +30,7 @@ public enum NumberConstant {
     SCHEDULE_COLOR_START_COUNT(0),
     SCHEDULE_COLOR_NEXT_COUNT(1),
     SCHEDULE_TIME_START_IDX(0),
+    AVAILABLE_TIME_OFFSET(1),
     MOIM_SCHEDULE_FIRST_IDX(0),
     TIME_TABLE_SCHEDULING_COUNT(10),
     DEFAULT_PARENT_COMMENT_ID(0),
diff --git a/backend/src/main/java/moim_today/global/constant/SymbolConstant.java b/backend/src/main/java/moim_today/global/constant/SymbolConstant.java
index 95aff7e2..e41aa709 100644
--- a/backend/src/main/java/moim_today/global/constant/SymbolConstant.java
+++ b/backend/src/main/java/moim_today/global/constant/SymbolConstant.java
@@ -9,7 +9,8 @@ public enum SymbolConstant {
     SLASH("/"),
     AT("@"),
     EMAIL_EXTENSION("ac.kr"),
-    PERCENT("%");
+    PERCENT("%"),
+    ERROR_MESSAGE_DELIMITER(" | ");
 
     private final String value;
 
diff --git a/backend/src/main/java/moim_today/global/constant/exception/SpringExceptionConstant.java b/backend/src/main/java/moim_today/global/constant/exception/SpringExceptionConstant.java
index cf78f89e..aa349449 100644
--- a/backend/src/main/java/moim_today/global/constant/exception/SpringExceptionConstant.java
+++ b/backend/src/main/java/moim_today/global/constant/exception/SpringExceptionConstant.java
@@ -5,7 +5,9 @@ public enum SpringExceptionConstant {
     METHOD_ARGUMENT_TYPE_MISMATCH("HTTP 파라미터 타입이 일치하지 않습니다."),
     MISSING_SERVLET_REQUEST_PARAMETER("HTTP 필수 파라미터가 누락되었습니다."),
     NO_HANDLER_FOUND("HTTP 요청을 처리할 컨트롤러가 존재하지 않습니다."),
-    METHOD_NOT_ALLOWED("HTTP 메소드 형식이 일치하지 않습니다.");
+    METHOD_NOT_ALLOWED("HTTP 메소드 형식이 일치하지 않습니다."),
+    MISSING_PARAMETER("파라미터 : "),
+    MISMATCH_TYPE("파라미터 타입 : ");
 
     private final String message;
 
diff --git a/backend/src/main/java/moim_today/global/constant/exception/ValidationExceptionConstant.java b/backend/src/main/java/moim_today/global/constant/exception/ValidationExceptionConstant.java
new file mode 100644
index 00000000..01fc5da4
--- /dev/null
+++ b/backend/src/main/java/moim_today/global/constant/exception/ValidationExceptionConstant.java
@@ -0,0 +1,80 @@
+package moim_today.global.constant.exception;
+
+public class ValidationExceptionConstant {
+    //회원
+    public static final String MEMBER_ID_MIN_ERROR = "유효하지 않은 회원입니다. 다시 확인해 주세요.";
+    public static final String MEMBER_PASSWORD_BLANK_ERROR = "비밀번호를 입력해 주세요.";
+    public static final String USERNAME_BLANK_ERROR = "사용자 이름을 입력해 주세요.";
+    public static final String STUDENT_ID_BLANK_ERROR = "학번을 입력해 주세요.";
+    public static final String BIRTH_DATE_NULL_ERROR = "생일을 입력해 주세요.";
+    public static final String GENDER_NULL_ERROR = "성별을 선택해 주세요.";
+    public static final String PROFILE_IMAGE_URL_BLANK_ERROR = "프로필 사진 URL을 입력해 주세요.";
+
+    //모임
+    public static final String MOIM_ID_MIN_ERROR = "유효하지 않은 모임입니다. 다시 확인해 주세요.";
+    public static final String MOIM_TITLE_BLANK_ERROR = "모임 제목을 입력해 주세요.";
+    public static final String MOIM_CONTENT_BLANK_ERROR = "모임 내용을 입력해 주세요.";
+    public static final String MOIM_CAPACITY_MIN_ERROR = "모임 정원은 최소 2명 이상이어야 합니다.";
+    public static final String MOIM_CATEGORY_NULL_ERROR = "모임 카테고리를 선택해 주세요.";
+    public static final String MOIM_START_DATE_NULL_ERROR = "모임 시작 날짜를 입력해 주세요.";
+    public static final String MOIM_END_DATE_NULL_ERROR = "모임 종료 날짜를 입력해 주세요.";
+
+    //대학
+    public static final String UNIVERSITY_ID_MIN_ERROR = "유효하지 않은 대학입니다. 다시 확인해 주세요.";
+
+    //어드민
+    public static final String ADMIN_PASSWORD_BLANK_ERROR = "관리자 비밀번호를 입력해 주세요.";
+    public static final String USER_INQUIRY_ID_MIN_ERROR = "유효하지 않은 문의입니다. 다시 확인해 주세요.";
+    public static final String INQUIRY_TITLE_BLANK_ERROR = "제목을 입력해 주세요.";
+    public static final String INQUIRY_CONTENT_BLANK_ERROR = "내용을 입력해 주세요.";
+    public static final String USER_INQUIRY_RESPONSE_CONTENT_BLANK_ERROR = "답변 내용을 입력해 주세요.";
+
+    //이메일
+    public static final String EMAIL_BLANK_ERROR = "이메일을 입력해 주세요.";
+    public static final String EMAIL_INVALID_ERROR = "유효하지 않은 이메일 형식입니다. 다시 확인해 주세요.";
+
+    //학과
+    public static final String DEPARTMENT_ID_MIN_ERROR = "유효하지 않은 학과입니다. 다시 확인해 주세요.";
+    public static final String DEPARTMENT_NAME_BLANK_ERROR = "학과 이름을 입력해 주세요.";
+
+    //파일
+    public static final String UPLOAD_FILE_PATH_BLANK_ERROR = "업로드 파일 경로를 입력해 주세요.";
+    public static final String FILENAME_BLANK_ERROR = "파일 이름을 입력해 주세요.";
+
+    //미팅
+    public static final String MEETING_ID_MIN_ERROR = "유효하지 않은 미팅입니다. 다시 확인해 주세요.";
+    public static final String MEETING_AGENDA_BLANK_ERROR = "미팅 의제를 입력해 주세요.";
+    public static final String MEETING_START_DATETIME_NULL_ERROR = "미팅 시작 날짜와 시간을 입력해 주세요.";
+    public static final String MEETING_END_DATETIME_NULL_ERROR = "미팅 종료 날짜와 시간을 입력해 주세요.";
+    public static final String MEETING_PLACE_BLANK_ERROR = "미팅 장소를 입력해 주세요.";
+    public static final String MEETING_CATEGORY_NULL_ERROR = "미팅 카테고리를 선택해 주세요.";
+
+    //모임 공지
+    public static final String MOIM_NOTICE_ID_MIN_ERROR = "유효하지 않은 모임 공지입니다. 다시 확인해 주세요.";
+    public static final String MOIM_NOTICE_TITLE_BLANK_ERROR = "공지 제목을 입력해 주세요.";
+    public static final String MOIM_NOTICE_CONTENT_BLANK_ERROR = "공지 내용을 입력해 주세요.";
+
+    //스케줄
+    public static final String SCHEDULER_ID_MIN_ERROR = "유효하지 않은 스케줄입니다. 다시 확인해 주세요.";
+    public static final String SCHEDULE_NAME_BLANK_ERROR = "스케줄 이름을 입력해 주세요.";
+    public static final String SCHEDULE_START_DATE_TIME_NULL_ERROR = "스케줄 시작 일자를 입력해 주세요.";
+    public static final String SCHEDULE_END_DATE_TIME_NULL_ERROR = "스케줄 종료 일자를 입력해 주세요.";
+
+    //에브리타임
+    public static final String EVERY_TIME_START_DATE_NULL_ERROR = "시간표 시작 날짜를 입력해 주세요.";
+    public static final String EVERY_TIME_END_DATE_NULL_ERROR = "시간표 종료 날짜를 입력해 주세요.";
+
+    //할 일
+    public static final String TODO_ID_MIN_ERROR = "유효하지 않은 할 일입니다. 다시 확인해 주세요.";
+    public static final String TODO_CONTENT_BLANK_ERROR = "할 일 내용을 입력해 주세요.";
+    public static final String TODO_DATE_NULL_ERROR = "할 일 마감 날짜를 입력해 주세요.";
+    public static final String TODO_PROGRESS_NULL_ERROR = "할 일 진행도를 입력해 주세요.";
+
+    //미팅 댓글
+    public static final String MEETING_COMMENT_ID_MIN_ERROR = "유효하지 않은 미팅 댓글입니다. 다시 확인해 주세요.";
+    public static final String MEETING_COMMENT_CONTENT_BLANK_ERROR = "미팅 댓글 내용을 입력해 주세요.";
+
+    //비밀번호 토큰
+    public static final String PASSWORD_TOKEN_BLANK_ERROR = "비밀번호 토큰을 입력해 주세요.";
+    public static final String NEW_PASSWORD_BLANK_ERROR = "새로운 비밀번호를 입력해 주세요.";
+}
diff --git a/backend/src/main/java/moim_today/global/error/ApiRestControllerAdvice.java b/backend/src/main/java/moim_today/global/error/ApiRestControllerAdvice.java
index c487bab7..b4f1e415 100644
--- a/backend/src/main/java/moim_today/global/error/ApiRestControllerAdvice.java
+++ b/backend/src/main/java/moim_today/global/error/ApiRestControllerAdvice.java
@@ -15,6 +15,7 @@
 import org.springframework.web.servlet.NoHandlerFoundException;
 
 import static moim_today.global.constant.StatusCodeConstant.BAD_REQUEST;
+import static moim_today.global.constant.SymbolConstant.ERROR_MESSAGE_DELIMITER;
 import static moim_today.global.constant.exception.SpringExceptionConstant.*;
 
 @Slf4j
@@ -78,7 +79,7 @@ public ErrorResponse handleConstraintViolationException(final ConstraintViolatio
     // description : Enum class JSON Parse Error
     @ResponseStatus(HttpStatus.BAD_REQUEST)
     @ExceptionHandler(HttpMessageNotReadableException.class)
-    public ErrorResponse handleIncorrectData(final HttpMessageNotReadableException e){
+    public ErrorResponse handleIncorrectData(final HttpMessageNotReadableException e) {
         return ErrorResponse.of(BAD_REQUEST.statusCode(), e.getMessage());
     }
 
@@ -87,7 +88,7 @@ public ErrorResponse handleIncorrectData(final HttpMessageNotReadableException e
     @ExceptionHandler(MethodArgumentNotValidException.class)
     public ErrorResponse handleValidationExceptions(final MethodArgumentNotValidException e) {
         String errorMessage = e.getBindingResult().getFieldErrors().stream()
-                .map(error -> error.getField() + ": " + error.getDefaultMessage())
+                .map(error -> error.getDefaultMessage())
                 .findFirst()
                 .orElse(e.getMessage());
         return ErrorResponse.of(BAD_REQUEST.statusCode(), errorMessage);
@@ -102,7 +103,12 @@ public ErrorResponse handleValidationExceptions(final MethodArgumentNotValidExce
     @ExceptionHandler(MethodArgumentTypeMismatchException.class)
     public ErrorResponse handleException(final MethodArgumentTypeMismatchException e) {
         log.error("MethodArgumentTypeMismatchException={}", e.getMessage());
-        BadRequestException exception = new BadRequestException(METHOD_ARGUMENT_TYPE_MISMATCH.message());
+        String errorMessage = String.join(ERROR_MESSAGE_DELIMITER.value(),
+                METHOD_ARGUMENT_TYPE_MISMATCH.message(),
+                MISSING_PARAMETER.message() + e.getParameter().getParameterName(),
+                MISMATCH_TYPE.message() + e.getParameter().getParameterType());
+
+        BadRequestException exception = new BadRequestException(errorMessage);
         return ErrorResponse.of(exception.getStatusCode(), exception.getMessage());
     }
 
@@ -111,7 +117,12 @@ public ErrorResponse handleException(final MethodArgumentTypeMismatchException e
     @ExceptionHandler(MissingServletRequestParameterException.class)
     public ErrorResponse handleException(final MissingServletRequestParameterException e) {
         log.error("MissingServletRequestParameterException={}", e.getMessage());
-        BadRequestException exception = new BadRequestException(MISSING_SERVLET_REQUEST_PARAMETER.message());
+        String errorMessage = String.join(ERROR_MESSAGE_DELIMITER.value(),
+                MISSING_SERVLET_REQUEST_PARAMETER.message(),
+                MISSING_PARAMETER.message() + e.getParameterName(),
+                MISMATCH_TYPE.message() + e.getParameterType());
+
+        BadRequestException exception = new BadRequestException(errorMessage);
         return ErrorResponse.of(exception.getStatusCode(), exception.getMessage());
     }
 
diff --git a/backend/src/main/java/moim_today/global/spring_event/event/AdminMemberDeleteEvent.java b/backend/src/main/java/moim_today/global/spring_event/event/AdminMemberDeleteEvent.java
new file mode 100644
index 00000000..adbc8b85
--- /dev/null
+++ b/backend/src/main/java/moim_today/global/spring_event/event/AdminMemberDeleteEvent.java
@@ -0,0 +1,6 @@
+package moim_today.global.spring_event.event;
+
+public record AdminMemberDeleteEvent(
+        long memberId
+) {
+}
diff --git a/backend/src/main/java/moim_today/global/spring_event/event_listener/AdminMemberEventListener.java b/backend/src/main/java/moim_today/global/spring_event/event_listener/AdminMemberEventListener.java
new file mode 100644
index 00000000..4b52e80f
--- /dev/null
+++ b/backend/src/main/java/moim_today/global/spring_event/event_listener/AdminMemberEventListener.java
@@ -0,0 +1,44 @@
+package moim_today.global.spring_event.event_listener;
+
+import moim_today.global.spring_event.event.AdminMemberDeleteEvent;
+import moim_today.implement.moim.joined_moim.JoinedMoimComposition;
+import moim_today.implement.moim.moim.MoimComposition;
+import moim_today.implement.schedule.schedule.ScheduleComposition;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Propagation;
+import org.springframework.transaction.annotation.Transactional;
+import org.springframework.transaction.event.TransactionPhase;
+import org.springframework.transaction.event.TransactionalEventListener;
+
+import java.util.List;
+
+@Component
+public class AdminMemberEventListener {
+
+    private final MoimComposition moimComposition;
+    private final JoinedMoimComposition joinedMoimComposition;
+    private final ScheduleComposition scheduleComposition;
+
+    public AdminMemberEventListener(final MoimComposition moimComposition,
+                                    final JoinedMoimComposition joinedMoimComposition,
+                                    final ScheduleComposition scheduleComposition) {
+        this.moimComposition = moimComposition;
+        this.joinedMoimComposition = joinedMoimComposition;
+        this.scheduleComposition = scheduleComposition;
+    }
+
+    @TransactionalEventListener(phase = TransactionPhase.BEFORE_COMMIT)
+    @Transactional(propagation = Propagation.REQUIRES_NEW)
+    public void memberDeleteFromMoim(final AdminMemberDeleteEvent adminMemberDeleteEvent){
+        long memberId = adminMemberDeleteEvent.memberId();
+        List<Long> joinedMoimIds = joinedMoimComposition.findMoimIdsByMemberId(memberId);
+        joinedMoimIds.forEach(moimId -> moimComposition.deleteMemberFromMoim(memberId, moimId));
+    }
+
+    @TransactionalEventListener(phase = TransactionPhase.BEFORE_COMMIT)
+    @Transactional(propagation = Propagation.REQUIRES_NEW)
+    public void deleteMemberSchedules(final AdminMemberDeleteEvent adminMemberDeleteEvent){
+        long memberId = adminMemberDeleteEvent.memberId();
+        scheduleComposition.deleteAllByMemberId(memberId);
+    }
+}
diff --git a/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleComposition.java b/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleComposition.java
index 7ded8f58..0e5b8746 100644
--- a/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleComposition.java
+++ b/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleComposition.java
@@ -75,6 +75,10 @@ public void deleteAllByMeetingId(final long meetingId) {
         scheduleRemover.deleteAllByMeetingId(meetingId);
     }
 
+    public void deleteAllByMemberId(final long memberId){
+        scheduleRemover.deleteAllByMemberId(memberId);
+    }
+
     public void deleteByMemberIdAndMeetingId(final long memberId, final long meetingId) {
         scheduleRemover.deleteByMemberIdAndMeetingId(memberId, meetingId);
     }
diff --git a/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleRemover.java b/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleRemover.java
index d91b2ac9..e1f14992 100644
--- a/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleRemover.java
+++ b/backend/src/main/java/moim_today/implement/schedule/schedule/ScheduleRemover.java
@@ -46,4 +46,9 @@ public void deleteAllByMemberInMeeting(final long memberId, final List<Long> mee
     public void deleteByMemberIdAndMeetingId(final long memberId, final long meetingId) {
         scheduleRepository.deleteByMemberIdAndMeetingId(memberId, meetingId);
     }
+
+    @Transactional
+    public void deleteAllByMemberId(final long memberId) {
+        scheduleRepository.deleteAllByMemberId(memberId);
+    }
 }
diff --git a/backend/src/main/java/moim_today/persistence/entity/moim/moim/MoimJpaEntity.java b/backend/src/main/java/moim_today/persistence/entity/moim/moim/MoimJpaEntity.java
index 1878eee5..6b5bbf7a 100644
--- a/backend/src/main/java/moim_today/persistence/entity/moim/moim/MoimJpaEntity.java
+++ b/backend/src/main/java/moim_today/persistence/entity/moim/moim/MoimJpaEntity.java
@@ -3,7 +3,6 @@
 import jakarta.persistence.*;
 import lombok.Builder;
 import lombok.Getter;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
 import moim_today.dto.moim.moim.MoimUpdateRequest;
 import moim_today.global.annotation.Association;
@@ -15,10 +14,8 @@
 import java.time.LocalDateTime;
 
 import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_IMAGE_URL;
-import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_PASSWORD;
-import static moim_today.global.constant.exception.MeetingExceptionConstant.MEETING_DATE_TIME_BAD_REQUEST_ERROR;
-import static moim_today.global.constant.exception.MoimExceptionConstant.MOIM_HOST_ERROR;
 import static moim_today.global.constant.NumberConstant.VIEW_COUNT_OF_ONE;
+import static moim_today.global.constant.exception.MeetingExceptionConstant.MEETING_DATE_TIME_BAD_REQUEST_ERROR;
 import static moim_today.global.constant.exception.MoimExceptionConstant.*;
 
 @Getter
@@ -47,14 +44,9 @@ public class MoimJpaEntity extends BaseTimeEntity {
 
     private String imageUrl;
 
-    private String password;
-
     @Enumerated(EnumType.STRING)
     private MoimCategory moimCategory;
 
-    @Enumerated(EnumType.STRING)
-    private DisplayStatus displayStatus;
-
     private int views;
 
     private LocalDate startDate;
@@ -67,9 +59,8 @@ protected MoimJpaEntity() {
     @Builder
     private MoimJpaEntity(final long universityId, final long memberId, final String title,
                           final String contents, final int capacity, final int currentCount,
-                          final String imageUrl, final String password, final MoimCategory moimCategory,
-                          final DisplayStatus displayStatus, final int views,
-                          final LocalDate startDate, final LocalDate endDate) {
+                          final String imageUrl, final MoimCategory moimCategory,
+                          final int views, final LocalDate startDate, final LocalDate endDate) {
         this.universityId = universityId;
         this.memberId = memberId;
         this.title = title;
@@ -77,9 +68,7 @@ private MoimJpaEntity(final long universityId, final long memberId, final String
         this.capacity = capacity;
         this.currentCount = currentCount;
         this.imageUrl = imageUrl;
-        this.password = password;
         this.moimCategory = moimCategory;
-        this.displayStatus = displayStatus;
         this.views = views;
         this.startDate = startDate;
         this.endDate = endDate;
@@ -119,9 +108,7 @@ public void updateMoim(final MoimUpdateRequest moimUpdateRequest) {
         this.moimCategory = moimUpdateRequest.moimCategory();
         this.startDate = moimUpdateRequest.startDate();
         this.endDate = moimUpdateRequest.endDate();
-        this.displayStatus = moimUpdateRequest.displayStatus();
 
-        updatePasswordByDisplayStatus(moimUpdateRequest.password());
         updateImageUrl(moimUpdateRequest.imageUrl());
     }
 
@@ -130,23 +117,13 @@ public void addToCurrentCount(final int plusCount){
     }
 
     private void updateImageUrl(final String updateImageUrl) {
-        if (updateImageUrl == null) {
+        if (updateImageUrl == null || updateImageUrl.isBlank()) {
             this.imageUrl = DEFAULT_MOIM_IMAGE_URL.value();
         } else {
             this.imageUrl = updateImageUrl;
         }
     }
 
-    private void updatePasswordByDisplayStatus(final String updatePassword) {
-        if (displayStatus.equals(DisplayStatus.PUBLIC)) {
-            this.password = DEFAULT_MOIM_PASSWORD.value();
-        } else {
-            if (updatePassword != null) {
-                this.password = updatePassword;
-            }
-        }
-    }
-
     public void updateMoimViews() {
         this.views += VIEW_COUNT_OF_ONE.value();
     }
diff --git a/backend/src/main/java/moim_today/persistence/repository/meeting/meeting/MeetingRepositoryImpl.java b/backend/src/main/java/moim_today/persistence/repository/meeting/meeting/MeetingRepositoryImpl.java
index ddfce62f..56134f46 100644
--- a/backend/src/main/java/moim_today/persistence/repository/meeting/meeting/MeetingRepositoryImpl.java
+++ b/backend/src/main/java/moim_today/persistence/repository/meeting/meeting/MeetingRepositoryImpl.java
@@ -11,6 +11,8 @@
 import moim_today.dto.meeting.meeting.QMeetingSimpleDao;
 import moim_today.global.error.NotFoundException;
 import moim_today.persistence.entity.meeting.meeting.MeetingJpaEntity;
+import moim_today.persistence.entity.meeting.meeting.QMeetingJpaEntity;
+import moim_today.persistence.entity.moim.moim.QMoimJpaEntity;
 import org.springframework.stereotype.Repository;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -123,13 +125,17 @@ public List<MeetingSimpleDao> findAllPastByMoimId(final long moimId, final long
     public List<JoinedMeetingDao> findAllByMeetingIds(final List<Long> meetingIds) {
         return queryFactory.select(
                         new QJoinedMeetingDao(
+                                moimJpaEntity.id,
                                 meetingJpaEntity.id,
+                                moimJpaEntity.title,
                                 meetingJpaEntity.agenda,
                                 meetingJpaEntity.startDateTime
                         )
                 )
                 .from(meetingJpaEntity)
+                .join(moimJpaEntity).on(meetingJpaEntity.moimId.eq(moimJpaEntity.id))
                 .where(meetingJpaEntity.id.in(meetingIds))
+                .orderBy(meetingJpaEntity.startDateTime.asc())
                 .fetch();
     }
 
@@ -138,14 +144,18 @@ public List<JoinedMeetingDao> findAllUpcomingByMeetingIds(final List<Long> meeti
                                                               final LocalDateTime currentDateTime) {
         return queryFactory.select(
                         new QJoinedMeetingDao(
+                                moimJpaEntity.id,
                                 meetingJpaEntity.id,
+                                moimJpaEntity.title,
                                 meetingJpaEntity.agenda,
                                 meetingJpaEntity.startDateTime
                         )
                 )
                 .from(meetingJpaEntity)
+                .join(moimJpaEntity).on(meetingJpaEntity.moimId.eq(moimJpaEntity.id))
                 .where(meetingJpaEntity.id.in(meetingIds)
                         .and(meetingJpaEntity.startDateTime.after(currentDateTime)))
+                .orderBy(meetingJpaEntity.startDateTime.asc())
                 .fetch();
     }
 
@@ -154,14 +164,18 @@ public List<JoinedMeetingDao> findAllPastByMeetingIds(final List<Long> meetingId
                                                           final LocalDateTime currentDateTime) {
         return queryFactory.select(
                         new QJoinedMeetingDao(
+                                moimJpaEntity.id,
                                 meetingJpaEntity.id,
+                                moimJpaEntity.title,
                                 meetingJpaEntity.agenda,
                                 meetingJpaEntity.startDateTime
                         )
                 )
                 .from(meetingJpaEntity)
+                .join(moimJpaEntity).on(meetingJpaEntity.moimId.eq(moimJpaEntity.id))
                 .where(meetingJpaEntity.id.in(meetingIds)
                         .and(meetingJpaEntity.startDateTime.before(currentDateTime)))
+                .orderBy(meetingJpaEntity.startDateTime.asc())
                 .fetch();
     }
 
diff --git a/backend/src/main/java/moim_today/persistence/repository/member/MemberRepositoryImpl.java b/backend/src/main/java/moim_today/persistence/repository/member/MemberRepositoryImpl.java
index 2838c990..0722b25c 100644
--- a/backend/src/main/java/moim_today/persistence/repository/member/MemberRepositoryImpl.java
+++ b/backend/src/main/java/moim_today/persistence/repository/member/MemberRepositoryImpl.java
@@ -135,7 +135,7 @@ public List<MemberResponse> findByUniversityIdAndDepartmentId(final long univers
                 .join(universityJpaEntity).on(memberJpaEntity.universityId.eq(universityJpaEntity.id))
                 .join(departmentJpaEntity).on(memberJpaEntity.departmentId.eq(departmentJpaEntity.id))
                 .where(
-                        universityFilter(universityId),
+                        memberJpaEntity.universityId.eq(universityId),
                         departmentFilter(departmentId),
                         memberJpaEntity.studentId.ne(DELETED_MEMBER_STUDENT_ID.value())
                 )
@@ -147,13 +147,6 @@ public void deleteById(final long memberId) {
         memberJpaRepository.deleteById(memberId);
     }
 
-    private BooleanExpression universityFilter(final long universityId) {
-        if(universityId == 0) {
-            return null;
-        }
-        return memberJpaEntity.universityId.eq(universityId);
-    }
-
     private BooleanExpression departmentFilter(final long departmentId) {
         if(departmentId == 0) {
             return null;
diff --git a/backend/src/main/java/moim_today/persistence/repository/moim/moim/MoimRepositoryImpl.java b/backend/src/main/java/moim_today/persistence/repository/moim/moim/MoimRepositoryImpl.java
index 9d7af32c..0368cfa4 100644
--- a/backend/src/main/java/moim_today/persistence/repository/moim/moim/MoimRepositoryImpl.java
+++ b/backend/src/main/java/moim_today/persistence/repository/moim/moim/MoimRepositoryImpl.java
@@ -58,8 +58,7 @@ public List<MoimSimpleResponse> findAllByUniversityId(final long universityId) {
                                 moimJpaEntity.capacity,
                                 moimJpaEntity.currentCount,
                                 moimJpaEntity.imageUrl,
-                                moimJpaEntity.moimCategory,
-                                moimJpaEntity.displayStatus
+                                moimJpaEntity.moimCategory
                         ))
                 .from(moimJpaEntity)
                 .where(moimJpaEntity.universityId.eq(universityId))
@@ -110,8 +109,7 @@ public List<MoimSimpleResponse> searchMoimBySearchParam(final long universityId,
                         moimJpaEntity.capacity,
                         moimJpaEntity.currentCount,
                         moimJpaEntity.imageUrl,
-                        moimJpaEntity.moimCategory,
-                        moimJpaEntity.displayStatus
+                        moimJpaEntity.moimCategory
                 ))
                 .from(moimJpaEntity)
                 .where(
@@ -130,8 +128,7 @@ public List<MoimSimpleResponse> findEndedMoimSimpleResponsesByMoimIds(final List
                         moimJpaEntity.capacity,
                         moimJpaEntity.currentCount,
                         moimJpaEntity.imageUrl,
-                        moimJpaEntity.moimCategory,
-                        moimJpaEntity.displayStatus
+                        moimJpaEntity.moimCategory
                 ))
                 .from(moimJpaEntity)
                 .where(moimJpaEntity.id.in(moimIds).and(moimJpaEntity.endDate.before(now)))
@@ -146,8 +143,7 @@ public List<MoimSimpleResponse> findInProgressMoimSimpleResponsesByMoimIds(final
                         moimJpaEntity.capacity,
                         moimJpaEntity.currentCount,
                         moimJpaEntity.imageUrl,
-                        moimJpaEntity.moimCategory,
-                        moimJpaEntity.displayStatus
+                        moimJpaEntity.moimCategory
                 ))
                 .from(moimJpaEntity)
                 .where(moimJpaEntity.id.in(moimIds).and(moimJpaEntity.endDate.goe(now)))
@@ -165,8 +161,7 @@ public List<MoimSimpleResponse> findAllMoimResponses(final long universityId,
                         moimJpaEntity.capacity,
                         moimJpaEntity.currentCount,
                         moimJpaEntity.imageUrl,
-                        moimJpaEntity.moimCategory,
-                        moimJpaEntity.displayStatus
+                        moimJpaEntity.moimCategory
                 ))
                 .from(moimJpaEntity)
                 .where(
diff --git a/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleJpaRepository.java b/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleJpaRepository.java
index 79d9c1a2..84068797 100644
--- a/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleJpaRepository.java
+++ b/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleJpaRepository.java
@@ -13,5 +13,7 @@ public interface ScheduleJpaRepository extends JpaRepository<ScheduleJpaEntity,
 
     void deleteByMemberIdAndMeetingId(final long memberId, final long meetingId);
 
+    void deleteAllByMemberId(final long memberId);
+
     List<ScheduleJpaEntity> findAllByMemberId(final long memberId);
 }
diff --git a/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepository.java b/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepository.java
index 4e386ffd..e58edb0f 100644
--- a/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepository.java
+++ b/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepository.java
@@ -39,4 +39,6 @@ public interface ScheduleRepository {
     void deleteAllByMeetingId(final long meetingId);
 
     void deleteByMemberIdAndMeetingId(final long memberId, final long meetingId);
+
+    void deleteAllByMemberId(final long memberId);
 }
diff --git a/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepositoryImpl.java b/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepositoryImpl.java
index 3e5573b7..db46d995 100644
--- a/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepositoryImpl.java
+++ b/backend/src/main/java/moim_today/persistence/repository/schedule/schedule/ScheduleRepositoryImpl.java
@@ -191,4 +191,9 @@ public void deleteAllByMeetingId(final long meetingId) {
     public void deleteByMemberIdAndMeetingId(final long memberId, final long meetingId) {
         scheduleJpaRepository.deleteByMemberIdAndMeetingId(memberId, meetingId);
     }
+
+    @Override
+    public void deleteAllByMemberId(final long memberId) {
+        scheduleJpaRepository.deleteAllByMemberId(memberId);
+    }
 }
diff --git a/backend/src/main/java/moim_today/presentation/admin/auth/AdminAuthController.java b/backend/src/main/java/moim_today/presentation/admin/auth/AdminAuthController.java
index 88b960e9..8b7e5081 100644
--- a/backend/src/main/java/moim_today/presentation/admin/auth/AdminAuthController.java
+++ b/backend/src/main/java/moim_today/presentation/admin/auth/AdminAuthController.java
@@ -1,6 +1,7 @@
 package moim_today.presentation.admin.auth;
 
 import jakarta.servlet.http.HttpServletRequest;
+import jakarta.validation.Valid;
 import moim_today.application.admin.auth.AdminAuthService;
 import moim_today.domain.university.AdminSession;
 import moim_today.dto.admin.auth.AdminLoginRequest;
@@ -21,7 +22,7 @@ public AdminAuthController(final AdminAuthService adminAuthService) {
     }
 
     @PostMapping("/login")
-    public void adminLogin(@RequestBody final AdminLoginRequest adminLoginRequest,
+    public void adminLogin(@RequestBody @Valid final AdminLoginRequest adminLoginRequest,
                            final HttpServletRequest request) {
         adminAuthService.login(adminLoginRequest, request);
     }
diff --git a/backend/src/main/java/moim_today/presentation/admin/department/AdminDepartmentController.java b/backend/src/main/java/moim_today/presentation/admin/department/AdminDepartmentController.java
index 8cdcf33c..47660b14 100644
--- a/backend/src/main/java/moim_today/presentation/admin/department/AdminDepartmentController.java
+++ b/backend/src/main/java/moim_today/presentation/admin/department/AdminDepartmentController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.admin.department;
 
+import jakarta.validation.Valid;
 import moim_today.application.admin.department.AdminDepartmentService;
 import moim_today.domain.university.AdminSession;
 import moim_today.dto.department.ApproveRequestDepartmentRequest;
@@ -29,7 +30,7 @@ public CollectionResponse<List<RequestDepartmentResponse>> findAllByUniversityId
     }
 
     @PostMapping("/request-departments")
-    public void approveRequest(@RequestBody final ApproveRequestDepartmentRequest approveRequestDepartmentRequest) {
+    public void approveRequest(@RequestBody @Valid final ApproveRequestDepartmentRequest approveRequestDepartmentRequest) {
         adminDepartmentService.approveRequest(approveRequestDepartmentRequest);
     }
 }
diff --git a/backend/src/main/java/moim_today/presentation/admin/user_inquiry/UserInquiryController.java b/backend/src/main/java/moim_today/presentation/admin/user_inquiry/UserInquiryController.java
index 96296d06..23acbb1c 100644
--- a/backend/src/main/java/moim_today/presentation/admin/user_inquiry/UserInquiryController.java
+++ b/backend/src/main/java/moim_today/presentation/admin/user_inquiry/UserInquiryController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.admin.user_inquiry;
 
+import jakarta.validation.Valid;
 import moim_today.application.admin.user_inquiry.UserInquiryService;
 import moim_today.domain.university.AdminSession;
 import moim_today.dto.admin.user_inquiry.UserInquiryAnswerRequest;
@@ -32,12 +33,12 @@ public CollectionResponse<List<UserInquiryResponse>> getNotAnsweredUserInquiries
     }
 
     @PatchMapping("/answer-complete")
-    public void updateUserInquiryAnswer(@RequestBody final UserInquiryAnswerRequest userInquiryAnswerRequest){
+    public void updateUserInquiryAnswer(@RequestBody @Valid final UserInquiryAnswerRequest userInquiryAnswerRequest){
         userInquiryService.updateUserInquiryAnswer(userInquiryAnswerRequest);
     }
 
     @PostMapping("/response")
-    public void respondUserInquiry(@RequestBody final UserInquiryRespondRequest userInquiryRespondRequest){
+    public void respondUserInquiry(@RequestBody @Valid final UserInquiryRespondRequest userInquiryRespondRequest){
         userInquiryService.respondUserInquiry(userInquiryRespondRequest);
     }
 }
diff --git a/backend/src/main/java/moim_today/presentation/auth/AuthController.java b/backend/src/main/java/moim_today/presentation/auth/AuthController.java
index a20e978c..ae76c706 100644
--- a/backend/src/main/java/moim_today/presentation/auth/AuthController.java
+++ b/backend/src/main/java/moim_today/presentation/auth/AuthController.java
@@ -19,7 +19,7 @@ public AuthController(final AuthService authService) {
     }
 
     @PostMapping("/login")
-    public void login(@RequestBody final MemberLoginRequest memberLoginRequest,
+    public void login(@RequestBody @Valid final MemberLoginRequest memberLoginRequest,
                       final HttpServletRequest request) {
         authService.login(memberLoginRequest, request);
     }
@@ -30,7 +30,7 @@ public void logout(final HttpServletRequest request) {
     }
 
     @PostMapping("/sign-up")
-    public void signUp(@Valid @RequestBody final MemberSignUpRequest memberSignUpRequest,
+    public void signUp(@RequestBody @Valid final MemberSignUpRequest memberSignUpRequest,
                        final HttpServletRequest request) {
         authService.signUp(memberSignUpRequest, request);
     }
diff --git a/backend/src/main/java/moim_today/presentation/certification/CertificationController.java b/backend/src/main/java/moim_today/presentation/certification/CertificationController.java
index 5cd42937..900defd9 100644
--- a/backend/src/main/java/moim_today/presentation/certification/CertificationController.java
+++ b/backend/src/main/java/moim_today/presentation/certification/CertificationController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.certification;
 
+import jakarta.validation.Valid;
 import moim_today.application.certification.email.EmailCertificationService;
 import moim_today.application.certification.password.PasswordCertificationService;
 import moim_today.dto.certification.CompleteEmailCertificationRequest;
@@ -29,20 +30,20 @@ public CertificationController(final PasswordCertificationService passwordCertif
 
     @ResponseBody
     @PostMapping("/password")
-    public void sendPasswordToken(@RequestBody final PasswordFindRequest passwordFindRequest) {
+    public void sendPasswordToken(@RequestBody @Valid final PasswordFindRequest passwordFindRequest) {
         passwordCertificationService.sendPasswordToken(passwordFindRequest.email());
     }
 
     @ResponseBody
     @PostMapping("/email")
-    public void sendCertificationEmail(@RequestBody final EmailCertificationRequest emailCertificationRequest) {
+    public void sendCertificationEmail(@RequestBody @Valid final EmailCertificationRequest emailCertificationRequest) {
         emailCertificationService.sendCertificationEmail(emailCertificationRequest.email());
     }
 
     @ResponseBody
     @PostMapping("/email/complete")
     public CompleteEmailCertificationResponse completeCertification(
-            @RequestBody final CompleteEmailCertificationRequest completeEmailCertificationRequest
+            @RequestBody @Valid final CompleteEmailCertificationRequest completeEmailCertificationRequest
     ) {
         return emailCertificationService.completeCertification(completeEmailCertificationRequest.email());
     }
diff --git a/backend/src/main/java/moim_today/presentation/department/request_department/RequestDepartmentController.java b/backend/src/main/java/moim_today/presentation/department/request_department/RequestDepartmentController.java
index 3ad34e7c..30012aa6 100644
--- a/backend/src/main/java/moim_today/presentation/department/request_department/RequestDepartmentController.java
+++ b/backend/src/main/java/moim_today/presentation/department/request_department/RequestDepartmentController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.department.request_department;
 
+import jakarta.validation.Valid;
 import moim_today.application.department.request_department.RequestDepartmentService;
 import moim_today.dto.department.AddDepartmentRequest;
 import org.springframework.web.bind.annotation.*;
@@ -16,7 +17,7 @@ public RequestDepartmentController(final RequestDepartmentService requestDepartm
     }
 
     @PostMapping("/request-departments")
-    public void requestAddDepartment(@RequestBody final AddDepartmentRequest addDepartmentRequest) {
+    public void requestAddDepartment(@RequestBody @Valid final AddDepartmentRequest addDepartmentRequest) {
         requestDepartmentService.addDepartment(addDepartmentRequest);
     }
 }
diff --git a/backend/src/main/java/moim_today/presentation/file/FileController.java b/backend/src/main/java/moim_today/presentation/file/FileController.java
index e0dbf654..e033b07c 100644
--- a/backend/src/main/java/moim_today/presentation/file/FileController.java
+++ b/backend/src/main/java/moim_today/presentation/file/FileController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.file;
 
+import jakarta.validation.Valid;
 import moim_today.application.file.FileService;
 import moim_today.domain.member.MemberSession;
 import moim_today.dto.file.FileDeleteRequest;
@@ -28,7 +29,7 @@ public FileResponse uploadFile(@Login final MemberSession memberSession,
 
     @DeleteMapping
     public void deleteFile(@Login final MemberSession memberSession,
-                           @RequestBody final FileDeleteRequest fileDeleteRequest){
+                           @RequestBody @Valid final FileDeleteRequest fileDeleteRequest){
         fileService.deleteFile(memberSession, fileDeleteRequest);
     }
 }
diff --git a/backend/src/main/java/moim_today/presentation/meeting/meeting/MeetingController.java b/backend/src/main/java/moim_today/presentation/meeting/meeting/MeetingController.java
index cec0c523..52d3433d 100644
--- a/backend/src/main/java/moim_today/presentation/meeting/meeting/MeetingController.java
+++ b/backend/src/main/java/moim_today/presentation/meeting/meeting/MeetingController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.meeting.meeting;
 
+import jakarta.validation.Valid;
 import moim_today.application.meeting.meeting.MeetingService;
 import moim_today.domain.meeting.enums.MeetingStatus;
 import moim_today.domain.member.MemberSession;
@@ -33,7 +34,7 @@ public CollectionResponse<List<JoinedMeetingResponse>> findMeetingsByMemberId(
     @PostMapping
     public MeetingCreateResponse createMeeting(
             @Login final MemberSession memberSession,
-            @RequestBody final MeetingCreateRequest meetingCreateRequest) {
+            @RequestBody @Valid final MeetingCreateRequest meetingCreateRequest) {
         return meetingService.createMeeting(memberSession.id(), meetingCreateRequest);
     }
 
@@ -54,7 +55,7 @@ public MeetingDetailResponse findDetailsByMoimId(@PathVariable final long meetin
 
     @PatchMapping
     public void updateMeeting(@Login final MemberSession memberSession,
-                              @RequestBody final MeetingUpdateRequest meetingUpdateRequest) {
+                              @RequestBody @Valid final MeetingUpdateRequest meetingUpdateRequest) {
         meetingService.updateMeeting(memberSession.id(), meetingUpdateRequest);
     }
 
diff --git a/backend/src/main/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentController.java b/backend/src/main/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentController.java
index df3c60f5..323474a2 100644
--- a/backend/src/main/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentController.java
+++ b/backend/src/main/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.meeting.meeting_comment;
 
+import jakarta.validation.Valid;
 import moim_today.application.meeting.meeting_comment.MeetingCommentService;
 import moim_today.domain.member.MemberSession;
 import moim_today.dto.meeting.meeting_comment.*;
@@ -20,7 +21,7 @@ public MeetingCommentController(final MeetingCommentService meetingCommentServic
 
     @PostMapping
     public void createMeetingComment(@Login final MemberSession memberSession,
-                                     @RequestBody final MeetingCommentCreateRequest meetingCommentCreateRequest) {
+                                     @RequestBody @Valid final MeetingCommentCreateRequest meetingCommentCreateRequest) {
         meetingCommentService.createMeetingComment(memberSession.id(), meetingCommentCreateRequest);
     }
 
@@ -35,13 +36,13 @@ public MeetingCommentCollectionResponse findAllByMeetingId(@Login final MemberSe
 
     @PatchMapping
     public void updateMeetingComment(@Login final MemberSession memberSession,
-                                     @RequestBody final MeetingCommentUpdateRequest meetingCommentUpdateRequest) {
+                                     @RequestBody @Valid final MeetingCommentUpdateRequest meetingCommentUpdateRequest) {
         meetingCommentService.updateMeetingComment(memberSession.id(), meetingCommentUpdateRequest);
     }
 
     @DeleteMapping
     public void deleteMeetingComment(@Login final MemberSession memberSession,
-                                     @RequestBody final MeetingCommentDeleteRequest deleteMeetingCommentRequest) {
+                                     @RequestBody @Valid final MeetingCommentDeleteRequest deleteMeetingCommentRequest) {
         meetingCommentService.deleteMeetingComment(memberSession.id(), deleteMeetingCommentRequest.meetingCommentId());
     }
 }
diff --git a/backend/src/main/java/moim_today/presentation/member/MemberController.java b/backend/src/main/java/moim_today/presentation/member/MemberController.java
index 9c41e5af..7d8df180 100644
--- a/backend/src/main/java/moim_today/presentation/member/MemberController.java
+++ b/backend/src/main/java/moim_today/presentation/member/MemberController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.member;
 
+import jakarta.validation.Valid;
 import moim_today.application.member.MemberService;
 import moim_today.domain.member.MemberSession;
 import moim_today.dto.admin.user_inquiry.UserInquiryRequest;
@@ -19,13 +20,13 @@ public MemberController(final MemberService memberService) {
     }
 
     @PostMapping("/password-recovery")
-    public void recoverPassword(@RequestBody final PasswordRecoverRequest passwordRecoverRequest) {
+    public void recoverPassword(@RequestBody @Valid final PasswordRecoverRequest passwordRecoverRequest) {
         memberService.recoverPassword(passwordRecoverRequest);
     }
 
     @PatchMapping("/password")
     public void updatePassword(@Login final MemberSession memberSession,
-                               @RequestBody final PasswordUpdateRequest passwordUpdateRequest) {
+                               @RequestBody @Valid final PasswordUpdateRequest passwordUpdateRequest) {
         memberService.updatePassword(memberSession, passwordUpdateRequest);
     }
 
@@ -36,7 +37,7 @@ public MemberProfileResponse getMemberProfile(@Login final MemberSession memberS
 
     @PatchMapping("/profile")
     public void updateProfile(@Login final MemberSession memberSession,
-                              @RequestBody final ProfileUpdateRequest profileUpdateRequest) {
+                              @RequestBody @Valid final ProfileUpdateRequest profileUpdateRequest) {
         memberService.updateProfile(memberSession.id(), profileUpdateRequest);
     }
 
@@ -65,7 +66,7 @@ public MemberSimpleResponse getHostProfileByMoimId(@PathVariable final long moim
 
     @PostMapping("/user-inquiry")
     public void createUserInquiry(@Login final MemberSession memberSession,
-                                  @RequestBody final UserInquiryRequest userInquiryRequest){
+                                  @RequestBody @Valid final UserInquiryRequest userInquiryRequest){
         memberService.createUserInquiry(memberSession, userInquiryRequest);
     }
 }
diff --git a/backend/src/main/java/moim_today/presentation/moim/MoimController.java b/backend/src/main/java/moim_today/presentation/moim/MoimController.java
index 7006cb12..ae889c05 100644
--- a/backend/src/main/java/moim_today/presentation/moim/MoimController.java
+++ b/backend/src/main/java/moim_today/presentation/moim/MoimController.java
@@ -1,6 +1,7 @@
 package moim_today.presentation.moim;
 
 import jakarta.servlet.http.HttpServletResponse;
+import jakarta.validation.Valid;
 import moim_today.application.moim.moim.MoimService;
 import moim_today.application.moim.moim_notice.MoimNoticeService;
 import moim_today.domain.member.MemberSession;
@@ -51,7 +52,7 @@ public CollectionResponse<List<MoimSimpleResponse>> findAllMyJoinedMoimSimpleRes
 
     @PostMapping
     public MoimIdResponse createMoim(@Login final MemberSession memberSession,
-                                     @RequestBody final MoimCreateRequest moimCreateRequest) {
+                                     @RequestBody @Valid final MoimCreateRequest moimCreateRequest) {
         return moimService.createMoim(memberSession.id(), memberSession.universityId(), moimCreateRequest);
     }
 
@@ -77,7 +78,7 @@ public CollectionResponse<List<MoimSimpleResponse>> findAllMoimResponses(
 
     @PatchMapping
     public void updateMoim(@Login final MemberSession memberSession,
-                           @RequestBody final MoimUpdateRequest moimUpdateRequest) {
+                           @RequestBody @Valid final MoimUpdateRequest moimUpdateRequest) {
         moimService.updateMoim(memberSession.id(), moimUpdateRequest);
     }
 
@@ -89,31 +90,31 @@ public MoimMemberTabResponse findMoimMembers(@Login final MemberSession memberSe
 
     @DeleteMapping
     public void deleteMoim(@Login final MemberSession memberSession,
-                           @RequestBody final MoimDeleteRequest moimDeleteRequest) {
+                           @RequestBody @Valid final MoimDeleteRequest moimDeleteRequest) {
         moimService.deleteMoim(memberSession.id(), moimDeleteRequest.moimId());
     }
 
     @DeleteMapping("/members/kick")
     public void forceDeleteMember(@Login final MemberSession memberSession,
-                                  @RequestBody final MoimMemberKickRequest moimMemberKickRequest) {
+                                  @RequestBody @Valid final MoimMemberKickRequest moimMemberKickRequest) {
         moimService.kickMember(memberSession.id(), moimMemberKickRequest);
     }
 
     @PostMapping("/notices")
     public void createMoimNotice(@Login final MemberSession memberSession,
-                                 @RequestBody final MoimNoticeCreateRequest moimNoticeCreateRequest) {
+                                 @RequestBody @Valid final MoimNoticeCreateRequest moimNoticeCreateRequest) {
         moimNoticeService.createMoimNotice(memberSession.id(), moimNoticeCreateRequest);
     }
 
     @DeleteMapping("/members")
     public void deleteMember(@Login final MemberSession memberSession,
-                             @RequestBody final MoimMemberDeleteRequest moimMemberDeleteRequest) {
+                             @RequestBody @Valid final MoimMemberDeleteRequest moimMemberDeleteRequest) {
         moimService.deleteMember(memberSession.id(), moimMemberDeleteRequest);
     }
 
     @PostMapping("/members")
     public void joinMoim(@Login final MemberSession memberSession,
-                         @RequestBody final MoimJoinRequest moimJoinRequest) {
+                         @RequestBody @Valid final MoimJoinRequest moimJoinRequest) {
         moimService.appendMemberToMoim(memberSession.id(), moimJoinRequest);
     }
 
@@ -131,13 +132,13 @@ public MoimNoticeDetailResponse getMoimNoticeDetail(@Login final MemberSession m
 
     @PatchMapping("/notices")
     public void updateMoimNotice(@Login final MemberSession memberSession,
-                                 @RequestBody final MoimNoticeUpdateRequest moimNoticeUpdateRequest) {
+                                 @RequestBody @Valid final MoimNoticeUpdateRequest moimNoticeUpdateRequest) {
         moimNoticeService.updateMoimNotice(memberSession.id(), moimNoticeUpdateRequest);
     }
 
     @DeleteMapping("/notices")
     public void deleteMoimNotice(@Login final MemberSession memberSession,
-                                 @RequestBody final MoimNoticeDeleteRequest moimNoticeDeleteRequest) {
+                                 @RequestBody @Valid final MoimNoticeDeleteRequest moimNoticeDeleteRequest) {
         moimNoticeService.deleteMoimNotice(memberSession.id(), moimNoticeDeleteRequest);
     }
 
diff --git a/backend/src/main/java/moim_today/presentation/schedule/ScheduleController.java b/backend/src/main/java/moim_today/presentation/schedule/ScheduleController.java
index 3432e8a6..37eff73f 100644
--- a/backend/src/main/java/moim_today/presentation/schedule/ScheduleController.java
+++ b/backend/src/main/java/moim_today/presentation/schedule/ScheduleController.java
@@ -1,5 +1,6 @@
 package moim_today.presentation.schedule;
 
+import jakarta.validation.Valid;
 import moim_today.application.schedule.ScheduleService;
 import moim_today.domain.member.MemberSession;
 import moim_today.dto.schedule.*;
@@ -56,25 +57,25 @@ public CollectionResponse<List<ScheduleResponse>> findAllByMonthly(@Login final
 
     @PostMapping("/timetable")
     public void fetchTimeTable(@Login final MemberSession memberSession,
-                               @RequestBody final TimeTableRequest timeTableRequest) {
+                               @RequestBody @Valid final TimeTableRequest timeTableRequest) {
         scheduleService.fetchTimeTable(memberSession.id(), timeTableRequest);
     }
 
     @PostMapping
     public void createSchedule(@Login final MemberSession memberSession,
-                               @RequestBody final ScheduleCreateRequest scheduleCreateRequest) {
+                               @RequestBody @Valid final ScheduleCreateRequest scheduleCreateRequest) {
         scheduleService.createSchedule(memberSession.id(), scheduleCreateRequest);
     }
 
     @PatchMapping
     public void updateSchedule(@Login final MemberSession memberSession,
-                               @RequestBody final ScheduleUpdateRequest scheduleUpdateRequest) {
+                               @RequestBody @Valid final ScheduleUpdateRequest scheduleUpdateRequest) {
         scheduleService.updateSchedule(memberSession.id(), scheduleUpdateRequest);
     }
 
     @DeleteMapping
     public void deleteSchedule(@Login final MemberSession memberSession,
-                               @RequestBody final ScheduleDeleteRequest scheduleDeleteRequest) {
+                               @RequestBody @Valid final ScheduleDeleteRequest scheduleDeleteRequest) {
         scheduleService.deleteSchedule(memberSession.id(), scheduleDeleteRequest.scheduleId());
     }
 }
\ No newline at end of file
diff --git a/backend/src/main/java/moim_today/presentation/todo/TodoController.java b/backend/src/main/java/moim_today/presentation/todo/TodoController.java
index 6c4f027f..e3bf8aaa 100644
--- a/backend/src/main/java/moim_today/presentation/todo/TodoController.java
+++ b/backend/src/main/java/moim_today/presentation/todo/TodoController.java
@@ -52,19 +52,19 @@ public TodoResponse findTodoById(@PathVariable final long todoId) {
 
     @PatchMapping
     public TodoUpdateResponse updateTodo(@Login final MemberSession memberSession,
-                                         @RequestBody final TodoUpdateRequest todoUpdateRequest) {
+                                         @RequestBody @Valid final TodoUpdateRequest todoUpdateRequest) {
         return todoService.updateTodo(memberSession.id(), todoUpdateRequest);
     }
 
     @PatchMapping("/todo-progress")
     public TodoUpdateResponse updateTodoProgress(@Login final MemberSession memberSession,
-                                                 @RequestBody final TodoProgressUpdateRequest todoProgressUpdateRequest){
+                                                 @RequestBody @Valid final TodoProgressUpdateRequest todoProgressUpdateRequest){
         return todoService.updateTodoProgress(memberSession.id(), todoProgressUpdateRequest);
     }
 
     @DeleteMapping
     public void deleteTodo(@Login final MemberSession memberSession,
-                           @RequestBody final TodoRemoveRequest todoRemoveRequest) {
+                           @RequestBody @Valid final TodoRemoveRequest todoRemoveRequest) {
         todoService.deleteTodo(memberSession.id(), todoRemoveRequest);
     }
 }
diff --git a/backend/src/main/resources/static/js/get-moims.js b/backend/src/main/resources/static/js/get-moims.js
index ce92a9db..71da92bf 100644
--- a/backend/src/main/resources/static/js/get-moims.js
+++ b/backend/src/main/resources/static/js/get-moims.js
@@ -17,7 +17,7 @@ $(document).ready(function() {
                     var imgElement = $('<img>').attr('src', moim.imageUrl).css('width', '100px');
                     row.append($('<td>').append(imgElement)); // 이미지 요소를 td에 추가합니다.
                     row.append($('<td>').text(moim.moimCategory));
-                    row.append($('<td>').text(moim.displayStatus));
+                    // row.append($('<td>').text(moim.displayStatus));
                     var deleteButton = $('<button>').addClass('btn btn-danger').text('삭제');
                     deleteButton.click(function() {
                         deleteMoim(moim.moimId, row);
diff --git a/backend/src/main/resources/static/moim-management.html b/backend/src/main/resources/static/moim-management.html
index 7f543bd5..59eb9d00 100644
--- a/backend/src/main/resources/static/moim-management.html
+++ b/backend/src/main/resources/static/moim-management.html
@@ -28,7 +28,7 @@ <h4 id="moim-management">모임 관리</h4>
                 <th>현재 인원</th>
                 <th>모임 이미지</th>
                 <th>카테고리</th>
-                <th>표시 상태</th>
+<!--                <th>표시 상태</th>-->
                 <th>삭제</th>
             </tr>
             </thead>
diff --git a/backend/src/test/java/moim_today/application/admin/member/AdminMemberServiceTest.java b/backend/src/test/java/moim_today/application/admin/member/AdminMemberServiceTest.java
index 4e99ba54..a578d135 100644
--- a/backend/src/test/java/moim_today/application/admin/member/AdminMemberServiceTest.java
+++ b/backend/src/test/java/moim_today/application/admin/member/AdminMemberServiceTest.java
@@ -2,12 +2,27 @@
 
 import moim_today.domain.member.enums.Gender;
 import moim_today.dto.member.MemberResponse;
+import moim_today.global.constant.NumberConstant;
 import moim_today.global.error.ForbiddenException;
 import moim_today.persistence.entity.department.DepartmentJpaEntity;
+import moim_today.persistence.entity.meeting.joined_meeting.JoinedMeetingJpaEntity;
+import moim_today.persistence.entity.meeting.meeting.MeetingJpaEntity;
+import moim_today.persistence.entity.meeting.meeting_comment.MeetingCommentJpaEntity;
 import moim_today.persistence.entity.member.MemberJpaEntity;
+import moim_today.persistence.entity.moim.joined_moim.JoinedMoimJpaEntity;
+import moim_today.persistence.entity.moim.moim.MoimJpaEntity;
+import moim_today.persistence.entity.schedule.schedule.ScheduleJpaEntity;
+import moim_today.persistence.entity.todo.TodoJpaEntity;
 import moim_today.persistence.entity.university.UniversityJpaEntity;
 import moim_today.persistence.repository.department.department.DepartmentRepository;
+import moim_today.persistence.repository.meeting.joined_meeting.JoinedMeetingJpaRepository;
+import moim_today.persistence.repository.meeting.meeting.MeetingJpaRepository;
+import moim_today.persistence.repository.meeting.meeting_comment.MeetingCommentJpaRepository;
 import moim_today.persistence.repository.member.MemberRepository;
+import moim_today.persistence.repository.moim.joined_moim.JoinedMoimJpaRepository;
+import moim_today.persistence.repository.moim.moim.MoimJpaRepository;
+import moim_today.persistence.repository.schedule.schedule.ScheduleJpaRepository;
+import moim_today.persistence.repository.todo.TodoJpaRepository;
 import moim_today.persistence.repository.university.UniversityRepository;
 import moim_today.util.DatabaseCleaner;
 import org.junit.jupiter.api.BeforeEach;
@@ -21,7 +36,7 @@
 import static moim_today.global.constant.MemberConstant.*;
 import static moim_today.global.constant.NumberConstant.*;
 import static moim_today.global.constant.exception.AdminExceptionConstant.ADMIN_FORBIDDEN_ERROR;
-import static moim_today.util.TestConstant.STUDENT_ID;
+import static moim_today.util.TestConstant.*;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
@@ -30,16 +45,26 @@ class AdminMemberServiceTest {
 
     @Autowired
     private AdminMemberService adminMemberService;
-
     @Autowired
     private MemberRepository memberRepository;
-
     @Autowired
     private UniversityRepository universityRepository;
-
     @Autowired
     private DepartmentRepository departmentRepository;
-
+    @Autowired
+    private MoimJpaRepository moimJpaRepository;
+    @Autowired
+    private MeetingJpaRepository meetingJpaRepository;
+    @Autowired
+    private MeetingCommentJpaRepository meetingCommentJpaRepository;
+    @Autowired
+    private JoinedMoimJpaRepository joinedMoimJpaRepository;
+    @Autowired
+    private JoinedMeetingJpaRepository joinedMeetingJpaRepository;
+    @Autowired
+    private TodoJpaRepository todoJpaRepository;
+    @Autowired
+    private ScheduleJpaRepository scheduleJpaRepository;
     @Autowired
     private DatabaseCleaner databaseCleaner;
 
@@ -103,17 +128,17 @@ void findAllMembers() {
 
         //when
         List<MemberResponse> allMembers1 = adminMemberService.findAllMembers(university.getId(), department.getId());
-        List<MemberResponse> allMembers2 = adminMemberService.findAllMembers(0, 0);
+        List<MemberResponse> allMembers2 = adminMemberService.findAllMembers(otherUniversity.getId(), otherDepartment.getId());
 
         //then
         assertThat(allMembers1.size()).isEqualTo(2);
-        assertThat(allMembers2.size()).isEqualTo(4);
+        assertThat(allMembers2.size()).isEqualTo(1);
     }
 
     @DisplayName("어드민 - 회원을 삭제한다.")
     @Test
     void deleteMember() {
-        //given
+        // given1
         UniversityJpaEntity university = UniversityJpaEntity.builder()
                 .build();
 
@@ -123,23 +148,133 @@ void deleteMember() {
                 .universityId(university.getId())
                 .build();
 
+        MemberJpaEntity hostMember = MemberJpaEntity.builder()
+                .build();
+
         memberRepository.save(member);
+        memberRepository.save(hostMember);
 
-        //when
+        // given2
+        MoimJpaEntity moim1 = MoimJpaEntity.builder()
+                .memberId(hostMember.getId())
+                .build();
+
+        MoimJpaEntity moim2 = MoimJpaEntity.builder()
+                .memberId(hostMember.getId())
+                .build();
+
+        moimJpaRepository.save(moim1);
+        moimJpaRepository.save(moim2);
+
+        JoinedMoimJpaEntity joinedMoimJpaEntity1 = JoinedMoimJpaEntity.builder()
+                .moimId(moim1.getId())
+                .memberId(member.getId())
+                .build();
+
+        JoinedMoimJpaEntity joinedMoimJpaEntity2 = JoinedMoimJpaEntity.builder()
+                .moimId(moim2.getId())
+                .memberId(member.getId())
+                .build();
+
+        joinedMoimJpaRepository.save(joinedMoimJpaEntity1);
+        joinedMoimJpaRepository.save(joinedMoimJpaEntity2);
+
+        // given3
+        MeetingJpaEntity meetingJpaEntity1 = MeetingJpaEntity.builder()
+                .moimId(moim1.getId())
+                .build();
+        MeetingJpaEntity meetingJpaEntity2 = MeetingJpaEntity.builder()
+                .moimId(moim2.getId())
+                .build();
+
+        meetingJpaRepository.save(meetingJpaEntity1);
+        meetingJpaRepository.save(meetingJpaEntity2);
+
+        JoinedMeetingJpaEntity jm1 = JoinedMeetingJpaEntity.builder()
+                .meetingId(meetingJpaEntity1.getId())
+                .memberId(hostMember.getId())
+                .build();
+        JoinedMeetingJpaEntity jm2 = JoinedMeetingJpaEntity.builder()
+                .meetingId(meetingJpaEntity1.getId())
+                .memberId(member.getId())
+                .build();
+        JoinedMeetingJpaEntity jm3 = JoinedMeetingJpaEntity.builder()
+                .meetingId(meetingJpaEntity2.getId())
+                .memberId(hostMember.getId())
+                .build();
+        JoinedMeetingJpaEntity jm4 = JoinedMeetingJpaEntity.builder()
+                .meetingId(meetingJpaEntity2.getId())
+                .memberId(member.getId())
+                .build();
+
+        joinedMeetingJpaRepository.save(jm1);
+        joinedMeetingJpaRepository.save(jm2);
+        joinedMeetingJpaRepository.save(jm3);
+        joinedMeetingJpaRepository.save(jm4);
+
+        // given4
+        MeetingCommentJpaEntity mc1 = MeetingCommentJpaEntity.builder()
+                .meetingId(meetingJpaEntity1.getId())
+                .memberId(member.getId())
+                .build();
+        MeetingCommentJpaEntity mc2 = MeetingCommentJpaEntity.builder()
+                .meetingId(meetingJpaEntity1.getId())
+                .memberId(hostMember.getId())
+                .build();
+        MeetingCommentJpaEntity mc3 = MeetingCommentJpaEntity.builder()
+                .meetingId(meetingJpaEntity2.getId())
+                .memberId(member.getId())
+                .build();
+
+        meetingCommentJpaRepository.save(mc1);
+        meetingCommentJpaRepository.save(mc2);
+        meetingCommentJpaRepository.save(mc3);
+
+        // given5
+        TodoJpaEntity todo = TodoJpaEntity.builder()
+                .moimId(moim1.getId())
+                .memberId(member.getId())
+                .build();
+
+        todoJpaRepository.save(todo);
+
+        // given6
+        ScheduleJpaEntity s1 = ScheduleJpaEntity.builder()
+                .memberId(member.getId())
+                .build();
+
+        ScheduleJpaEntity s2 = ScheduleJpaEntity.builder()
+                .memberId(member.getId())
+                .build();
+
+        scheduleJpaRepository.save(s1);
+        scheduleJpaRepository.save(s2);
+
+        // when
         adminMemberService.deleteMember(university.getId(), member.getId());
 
-        //then
+        // then1
         MemberJpaEntity deletedMember = memberRepository.getById(member.getId());
         assertThat(deletedMember.getEmail()).isNull();
         assertThat(deletedMember.getPassword().length()).isEqualTo(DELETED_MEMBER_PASSWORD_LENGTH.value());
         assertThat(deletedMember.getUsername()).isEqualTo(DELETED_MEMBER_USERNAME.value());
         assertThat(deletedMember.getStudentId()).isEqualTo(DELETED_MEMBER_STUDENT_ID.value());
-        assertThat(deletedMember.getStudentId()).isEqualTo(DELETED_MEMBER_STUDENT_ID.value());
         assertThat(deletedMember.getGender()).isEqualTo(Gender.UNKNOWN);
         assertThat(deletedMember.getMemberProfileImageUrl()).isEqualTo(DEFAULT_PROFILE_URL.value());
         assertThat(deletedMember.getBirthDate().getYear()).isEqualTo(DELETED_MEMBER_BIRTH_YEAR.value());
         assertThat(deletedMember.getBirthDate().getMonthValue()).isEqualTo(DELETED_MEMBER_BIRTH_MONTH.value());
         assertThat(deletedMember.getBirthDate().getDayOfMonth()).isEqualTo(DELETED_MEMBER_BIRTH_DAY.value());
+
+        // then2
+        assertThat(joinedMoimJpaRepository.findAllByMemberId(deletedMember.getId())).isEmpty();
+        assertThat(joinedMeetingJpaRepository.findByMemberIdAndMeetingId(deletedMember.getId(), meetingJpaEntity1.getId()))
+                .isEmpty();
+        assertThat(joinedMeetingJpaRepository.findByMemberIdAndMeetingId(deletedMember.getId(), meetingJpaEntity2.getId()))
+                .isEmpty();
+        assertThat(meetingCommentJpaRepository.findById(mc1.getId()).isPresent()).isTrue();
+        assertThat(meetingCommentJpaRepository.findById(mc1.getId()).get().getMemberId()).isEqualTo(UNKNOWN_MEMBER.longValue());
+        assertThat(todoJpaRepository.findById(todo.getId())).isEmpty();
+        assertThat(scheduleJpaRepository.findAllByMemberId(deletedMember.getId())).isEmpty();
     }
 
     @DisplayName("어드민 - 다른 학교의 회원은 삭제할 수 없다.")
diff --git a/backend/src/test/java/moim_today/domain/member/MemberTest.java b/backend/src/test/java/moim_today/domain/member/MemberTest.java
index c63a24db..fcd1ab6f 100644
--- a/backend/src/test/java/moim_today/domain/member/MemberTest.java
+++ b/backend/src/test/java/moim_today/domain/member/MemberTest.java
@@ -5,49 +5,17 @@
 import org.junit.jupiter.api.Test;
 
 import java.time.LocalDateTime;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
 
 import static moim_today.util.TestConstant.*;
 import static org.assertj.core.api.Assertions.*;
 
 class MemberTest {
 
-    @DisplayName("회원 id로 모임 스케줄 정보를 그룹 짓는다.")
-    @Test
-    void groupSchedulesByMember() {
-        // given
-        long memberId = MEMBER_ID.longValue();
-        long otherMemberId = 9999L;
-
-        MoimScheduleResponse moimScheduleResponse1 = MoimScheduleResponse.builder()
-                .memberId(memberId)
-                .build();
-
-        MoimScheduleResponse moimScheduleResponse2 = MoimScheduleResponse.builder()
-                .memberId(memberId)
-                .build();
-
-        MoimScheduleResponse moimScheduleResponse3 = MoimScheduleResponse.builder()
-                .memberId(otherMemberId)
-                .build();
-
-        List<MoimScheduleResponse> moimScheduleResponses =
-                List.of(moimScheduleResponse1, moimScheduleResponse2, moimScheduleResponse3);
-
-        // when
-        Map<Long, List<MoimScheduleResponse>> schedulesByMember = Member.groupSchedulesByMember(moimScheduleResponses);
-
-        // then
-        assertThat(schedulesByMember.get(memberId).size()).isEqualTo(2);
-        assertThat(schedulesByMember.get(otherMemberId).size()).isEqualTo(1);
-    }
-
     @DisplayName("해당 시간대에 가용시간이 있으면 목록에 포함된다 - 앞 쪽 시간대에만 존재")
     @Test
     void filterByBeforeDateTime() {
-        // given
+        // given 1
         long memberId = MEMBER_ID.longValue();
 
         MoimScheduleResponse moimScheduleResponse = MoimScheduleResponse.builder()
@@ -59,15 +27,11 @@ void filterByBeforeDateTime() {
         List<MoimScheduleResponse> moimScheduleResponses = List.of(moimScheduleResponse);
 
         // given 2
-        Map<Long, List<MoimScheduleResponse>> schedulesByMember = new HashMap<>();
-        schedulesByMember.put(memberId, moimScheduleResponses);
-
-        // given 3
         LocalDateTime startDateTime = LocalDateTime.of(2024, 3, 1, 8, 0, 0);
         LocalDateTime endDateTime = LocalDateTime.of(2024, 3, 1, 10, 0, 0);
 
         // when
-        List<Member> members = Member.filterByDateTime(schedulesByMember, startDateTime, endDateTime);
+        List<Member> members = Member.filterByDateTime(moimScheduleResponses, startDateTime, endDateTime);
 
         // then
         assertThat(members.size()).isEqualTo(1);
@@ -76,7 +40,7 @@ void filterByBeforeDateTime() {
     @DisplayName("해당 시간대에 가용시간이 있으면 목록에 포함된다 - 뒤 쪽 시간대에만 존재")
     @Test
     void filterByAfterDateTime() {
-        // given
+        // given 1
         long memberId = MEMBER_ID.longValue();
 
         MoimScheduleResponse moimScheduleResponse = MoimScheduleResponse.builder()
@@ -88,15 +52,11 @@ void filterByAfterDateTime() {
         List<MoimScheduleResponse> moimScheduleResponses = List.of(moimScheduleResponse);
 
         // given 2
-        Map<Long, List<MoimScheduleResponse>> schedulesByMember = new HashMap<>();
-        schedulesByMember.put(memberId, moimScheduleResponses);
-
-        // given 3
         LocalDateTime startDateTime = LocalDateTime.of(2024, 3, 1, 12, 0, 0);
         LocalDateTime endDateTime = LocalDateTime.of(2024, 3, 1, 14, 0, 0);
 
         // when
-        List<Member> members = Member.filterByDateTime(schedulesByMember, startDateTime, endDateTime);
+        List<Member> members = Member.filterByDateTime(moimScheduleResponses, startDateTime, endDateTime);
 
         // then
         assertThat(members.size()).isEqualTo(1);
@@ -105,7 +65,7 @@ void filterByAfterDateTime() {
     @DisplayName("해당 시간대에 가용시간이 없으면 목록에 포함된다 - 앞 쪽 시간대와 겹침")
     @Test
     void filterByBeforeDateTimeNotAvailable() {
-        // given
+        // given 1
         long memberId = MEMBER_ID.longValue();
 
         MoimScheduleResponse moimScheduleResponse = MoimScheduleResponse.builder()
@@ -117,15 +77,11 @@ void filterByBeforeDateTimeNotAvailable() {
         List<MoimScheduleResponse> moimScheduleResponses = List.of(moimScheduleResponse);
 
         // given 2
-        Map<Long, List<MoimScheduleResponse>> schedulesByMember = new HashMap<>();
-        schedulesByMember.put(memberId, moimScheduleResponses);
-
-        // given 3
         LocalDateTime startDateTime = LocalDateTime.of(2024, 3, 1, 8, 0, 0);
         LocalDateTime endDateTime = LocalDateTime.of(2024, 3, 1, 10, 0, 1);
 
         // when
-        List<Member> members = Member.filterByDateTime(schedulesByMember, startDateTime, endDateTime);
+        List<Member> members = Member.filterByDateTime(moimScheduleResponses, startDateTime, endDateTime);
 
         // then
         assertThat(members.size()).isEqualTo(0);
@@ -134,7 +90,7 @@ void filterByBeforeDateTimeNotAvailable() {
     @DisplayName("해당 시간대에 가용시간이 없으면 목록에 포함된다 - 뒤 쪽 시간대와 겹침")
     @Test
     void filterByAfterDateTimeNotAvailable() {
-        // given
+        // given 1
         long memberId = MEMBER_ID.longValue();
 
         MoimScheduleResponse moimScheduleResponse = MoimScheduleResponse.builder()
@@ -145,16 +101,12 @@ void filterByAfterDateTimeNotAvailable() {
 
         List<MoimScheduleResponse> moimScheduleResponses = List.of(moimScheduleResponse);
 
-        // given 2
-        Map<Long, List<MoimScheduleResponse>> schedulesByMember = new HashMap<>();
-        schedulesByMember.put(memberId, moimScheduleResponses);
-
         // given 3
         LocalDateTime startDateTime = LocalDateTime.of(2024, 3, 1, 11, 59, 59);
         LocalDateTime endDateTime = LocalDateTime.of(2024, 3, 1, 14, 0, 0);
 
         // when
-        List<Member> members = Member.filterByDateTime(schedulesByMember, startDateTime, endDateTime);
+        List<Member> members = Member.filterByDateTime(moimScheduleResponses, startDateTime, endDateTime);
 
         // then
         assertThat(members.size()).isEqualTo(0);
diff --git a/backend/src/test/java/moim_today/dto/moim/moim/MoimCreateRequestTest.java b/backend/src/test/java/moim_today/dto/moim/moim/MoimCreateRequestTest.java
index fcda8a84..7aedca68 100644
--- a/backend/src/test/java/moim_today/dto/moim/moim/MoimCreateRequestTest.java
+++ b/backend/src/test/java/moim_today/dto/moim/moim/MoimCreateRequestTest.java
@@ -1,8 +1,6 @@
 package moim_today.dto.moim.moim;
 
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
-import moim_today.global.error.BadRequestException;
 import moim_today.persistence.entity.moim.moim.MoimJpaEntity;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
@@ -10,11 +8,8 @@
 import java.time.LocalDate;
 
 import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_IMAGE_URL;
-import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_PASSWORD;
-import static moim_today.global.constant.exception.MoimExceptionConstant.PRIVATE_MOIM_NEEDS_PASSWORD_ERROR;
 import static moim_today.util.TestConstant.*;
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 class MoimCreateRequestTest {
 
@@ -33,9 +28,7 @@ void NoneImageUrlCreateEntityWithDefaultUrl() {
                 .title(MOIM_TITLE.value())
                 .contents(MOIM_CONTENTS.value())
                 .capacity(capacity)
-                .password(PASSWORD.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
                 .startDate(startDate)
                 .endDate(endDate)
                 .build();
@@ -63,9 +56,7 @@ void CreateMoimJpaEntityWithRequestImageUrl() {
                 .contents(MOIM_CONTENTS.value())
                 .capacity(capacity)
                 .imageUrl(MOIM_IMAGE_URL.value())
-                .password(PASSWORD.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
                 .startDate(startDate)
                 .endDate(endDate)
                 .build();
@@ -76,91 +67,4 @@ void CreateMoimJpaEntityWithRequestImageUrl() {
         //then
         assertThat((entity.getImageUrl())).isEqualTo(MOIM_IMAGE_URL.value());
     }
-
-    @DisplayName("공개 여부가 PUBLIC 이라면 기본 비밀번호를 가진 엔티티가 생성된다.")
-    @Test
-    void displayStatusPublicCreateEntityWithDefaultPassword() {
-
-        //given
-        int capacity = Integer.parseInt(CAPACITY.value());
-        long memberId = Long.parseLong(MEMBER_ID.value());
-        long universityId = Long.parseLong(UNIV_ID.value());
-        LocalDate startDate = LocalDate.of(2024, 3, 1);
-        LocalDate endDate = LocalDate.of(2024, 6, 30);
-
-        MoimCreateRequest moimCreateRequest = MoimCreateRequest.builder()
-                .title(MOIM_TITLE.value())
-                .contents(MOIM_CONTENTS.value())
-                .capacity(capacity)
-                .password(PASSWORD.value())
-                .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
-                .startDate(startDate)
-                .endDate(endDate)
-                .build();
-
-        //when
-        MoimJpaEntity entity = moimCreateRequest.toEntity(memberId, universityId);
-
-        //then
-        assertThat((entity.getPassword())).isEqualTo(DEFAULT_MOIM_PASSWORD.value());
-    }
-
-    @DisplayName("공개 여부가 PRIVATE 이라면 해당 비밀번호로 생성된다.")
-    @Test
-    void displayStatusPrivateCreateEntityWithRequestPassword() {
-
-        //given
-        int capacity = Integer.parseInt(CAPACITY.value());
-        long memberId = Long.parseLong(MEMBER_ID.value());
-        long universityId = Long.parseLong(UNIV_ID.value());
-        LocalDate startDate = LocalDate.of(2024, 3, 1);
-        LocalDate endDate = LocalDate.of(2024, 6, 30);
-
-        MoimCreateRequest moimCreateRequest = MoimCreateRequest.builder()
-                .title(MOIM_TITLE.value())
-                .contents(MOIM_CONTENTS.value())
-                .capacity(capacity)
-                .imageUrl(MOIM_IMAGE_URL.value())
-                .password(PASSWORD.value())
-                .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
-                .startDate(startDate)
-                .endDate(endDate)
-                .build();
-
-        //when
-        MoimJpaEntity entity = moimCreateRequest.toEntity(memberId, universityId);
-
-        //then
-        assertThat((entity.getPassword())).isEqualTo(PASSWORD.value());
-    }
-
-    @DisplayName("공개 여부가 PRIVATE 인데 비밀번호가 null이면 예외가 발생한다.")
-    @Test
-    void displayStatusPrivateWithNonePasswordCreateEntityWithDefaultPassword() {
-
-        //given
-        int capacity = Integer.parseInt(CAPACITY.value());
-        long memberId = Long.parseLong(MEMBER_ID.value());
-        long universityId = Long.parseLong(UNIV_ID.value());
-        LocalDate startDate = LocalDate.of(2024, 3, 1);
-        LocalDate endDate = LocalDate.of(2024, 6, 30);
-
-        MoimCreateRequest moimCreateRequest = MoimCreateRequest.builder()
-                .title(MOIM_TITLE.value())
-                .contents(MOIM_CONTENTS.value())
-                .capacity(capacity)
-                .imageUrl(MOIM_IMAGE_URL.value())
-                .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
-                .startDate(startDate)
-                .endDate(endDate)
-                .build();
-
-        //expected
-        assertThatThrownBy(() -> moimCreateRequest.toEntity(memberId, universityId))
-                .isInstanceOf(BadRequestException.class)
-                .hasMessage(PRIVATE_MOIM_NEEDS_PASSWORD_ERROR.message());
-    }
 }
diff --git a/backend/src/test/java/moim_today/fake_class/meeting/meeting/FakeMeetingService.java b/backend/src/test/java/moim_today/fake_class/meeting/meeting/FakeMeetingService.java
index fa6114e3..588e8866 100644
--- a/backend/src/test/java/moim_today/fake_class/meeting/meeting/FakeMeetingService.java
+++ b/backend/src/test/java/moim_today/fake_class/meeting/meeting/FakeMeetingService.java
@@ -56,19 +56,25 @@ public List<MeetingSimpleResponse> findAllByMoimId(final long moimId, final long
     @Override
     public List<JoinedMeetingResponse> findAllByMemberId(final long memberId, final MeetingStatus meetingStatus) {
         JoinedMeetingResponse joinedMeetingResponse1 = JoinedMeetingResponse.builder()
+                .moimId(MOIM_ID.longValue())
                 .meetingId(MEETING_ID.longValue())
+                .moimTitle(MOIM_TITLE.value())
                 .agenda(MEETING_AGENDA.value())
                 .startDate(LocalDate.of(2024, 3, 4))
                 .build();
 
         JoinedMeetingResponse joinedMeetingResponse2 = JoinedMeetingResponse.builder()
+                .moimId(MOIM_ID.longValue())
                 .meetingId(MEETING_ID.longValue())
+                .moimTitle(MOIM_TITLE.value())
                 .agenda(MEETING_AGENDA.value())
                 .startDate(LocalDate.of(2024, 3, 4))
                 .build();
 
         JoinedMeetingResponse joinedMeetingResponse3 = JoinedMeetingResponse.builder()
+                .moimId(MOIM_ID.longValue())
                 .meetingId(MEETING_ID.longValue())
+                .moimTitle(MOIM_TITLE.value())
                 .agenda(MEETING_AGENDA.value())
                 .startDate(LocalDate.of(2024, 3, 4))
                 .build();
diff --git a/backend/src/test/java/moim_today/fake_class/moim/FakeMoimService.java b/backend/src/test/java/moim_today/fake_class/moim/FakeMoimService.java
index c3e31dc5..c10dec8a 100644
--- a/backend/src/test/java/moim_today/fake_class/moim/FakeMoimService.java
+++ b/backend/src/test/java/moim_today/fake_class/moim/FakeMoimService.java
@@ -2,7 +2,6 @@
 
 import jakarta.servlet.http.HttpServletResponse;
 import moim_today.application.moim.moim.MoimService;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.MoimSortedFilter;
 import moim_today.domain.moim.enums.MoimCategory;
 import moim_today.dto.moim.moim.*;
@@ -59,7 +58,6 @@ public MoimDetailResponse getMoimDetail(final long moimId,
                 .currentCount(Integer.parseInt(CURRENT_COUNT.value()))
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
                 .views(Integer.parseInt(VIEWS.value()))
                 .startDate(LocalDate.of(2024, 3, 1))
                 .endDate(LocalDate.of(2024, 6, 30))
@@ -156,7 +154,6 @@ public List<MoimSimpleResponse> findAllMoimResponses(final long universityId,
                 .currentCount(CURRENT_COUNT.intValue())
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
                 .build();
 
         MoimSimpleResponse moimSimpleResponse2 = MoimSimpleResponse.builder()
@@ -166,7 +163,6 @@ public List<MoimSimpleResponse> findAllMoimResponses(final long universityId,
                 .currentCount(CURRENT_COUNT.intValue())
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
                 .build();
 
         return List.of(moimSimpleResponse1, moimSimpleResponse2);
@@ -181,7 +177,6 @@ public List<MoimSimpleResponse> searchMoim(final long universityId, final String
                 .currentCount(CURRENT_COUNT.intValue())
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
                 .build();
 
         MoimSimpleResponse moimSimpleResponse2 = MoimSimpleResponse.builder()
@@ -191,7 +186,6 @@ public List<MoimSimpleResponse> searchMoim(final long universityId, final String
                 .currentCount(CURRENT_COUNT.intValue())
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
                 .build();
 
         return List.of(moimSimpleResponse1, moimSimpleResponse2);
@@ -208,7 +202,6 @@ public List<MoimSimpleResponse> findAllMyJoinedMoimSimpleResponse(final long mem
                 .currentCount(CURRENT_COUNT.intValue())
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
                 .build();
 
         MoimSimpleResponse moimSimpleResponse2 = MoimSimpleResponse.builder()
@@ -218,7 +211,6 @@ public List<MoimSimpleResponse> findAllMyJoinedMoimSimpleResponse(final long mem
                 .currentCount(CURRENT_COUNT.intValue())
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
                 .build();
 
         return List.of(moimSimpleResponse1, moimSimpleResponse2);
diff --git a/backend/src/test/java/moim_today/implement/meeting/meeting/MeetingFinderTest.java b/backend/src/test/java/moim_today/implement/meeting/meeting/MeetingFinderTest.java
index bc23a158..50feafd8 100644
--- a/backend/src/test/java/moim_today/implement/meeting/meeting/MeetingFinderTest.java
+++ b/backend/src/test/java/moim_today/implement/meeting/meeting/MeetingFinderTest.java
@@ -10,6 +10,7 @@
 import moim_today.persistence.entity.meeting.joined_meeting.JoinedMeetingJpaEntity;
 import moim_today.persistence.entity.meeting.meeting.MeetingJpaEntity;
 import moim_today.persistence.entity.member.MemberJpaEntity;
+import moim_today.persistence.entity.moim.moim.MoimJpaEntity;
 import moim_today.util.ImplementTest;
 import moim_today.util.TestConstant;
 import org.junit.jupiter.api.DisplayName;
@@ -797,7 +798,15 @@ void getMoimIdByMeetingIdThrowsNotFoundException() {
     @Test
     void findAllByMeetingIds() {
         // given 1
+        MoimJpaEntity moimJpaEntity = MoimJpaEntity.builder()
+                .title(MOIM_TITLE.value())
+                .build();
+
+        moimRepository.save(moimJpaEntity);
+
+        // given 2
         MeetingJpaEntity beforeMeetingJpaEntity = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 10, 0, 0))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 12, 0, 0))
@@ -805,6 +814,7 @@ void findAllByMeetingIds() {
                 .build();
 
         MeetingJpaEntity afterMeetingJpaEntity = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 12, 0, 0))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 14, 0, 0))
@@ -846,7 +856,15 @@ void findAllByMeetingIds() {
     @Test
     void findAllUpcomingByMeetingIds() {
         // given 1
+        MoimJpaEntity moimJpaEntity = MoimJpaEntity.builder()
+                .title(MOIM_TITLE.value())
+                .build();
+
+        moimRepository.save(moimJpaEntity);
+
+        // given 2
         MeetingJpaEntity beforeMeetingJpaEntity = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 10, 0, 0))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 11, 59, 59))
@@ -854,6 +872,7 @@ void findAllUpcomingByMeetingIds() {
                 .build();
 
         MeetingJpaEntity afterMeetingJpaEntity1 = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 12, 0, 1))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 14, 0, 0))
@@ -861,6 +880,7 @@ void findAllUpcomingByMeetingIds() {
                 .build();
 
         MeetingJpaEntity afterMeetingJpaEntity2 = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 12, 0, 1))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 14, 0, 0))
@@ -871,7 +891,7 @@ void findAllUpcomingByMeetingIds() {
         meetingRepository.save(afterMeetingJpaEntity1);
         meetingRepository.save(afterMeetingJpaEntity2);
 
-        // given 2
+        // given 3
         long memberId = MEMBER_ID.longValue();
 
         JoinedMeetingJpaEntity joinedMeetingJpaEntity1 = JoinedMeetingJpaEntity.builder()
@@ -910,7 +930,15 @@ void findAllUpcomingByMeetingIds() {
     @Test
     void findAllPastByMeetingIds() {
         // given 1
+        MoimJpaEntity moimJpaEntity = MoimJpaEntity.builder()
+                .title(MOIM_TITLE.value())
+                .build();
+
+        moimRepository.save(moimJpaEntity);
+
+        // given 2
         MeetingJpaEntity beforeMeetingJpaEntity1 = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 10, 0, 0))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 11, 59, 59))
@@ -918,6 +946,7 @@ void findAllPastByMeetingIds() {
                 .build();
 
         MeetingJpaEntity beforeMeetingJpaEntity2 = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 10, 0, 0))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 11, 59, 59))
@@ -925,6 +954,7 @@ void findAllPastByMeetingIds() {
                 .build();
 
         MeetingJpaEntity afterMeetingJpaEntity = MeetingJpaEntity.builder()
+                .moimId(moimJpaEntity.getId())
                 .agenda(MEETING_AGENDA.value())
                 .startDateTime(LocalDateTime.of(2024, 3, 4, 12, 0, 1))
                 .endDateTime(LocalDateTime.of(2024, 3, 4, 14, 0, 0))
@@ -935,7 +965,7 @@ void findAllPastByMeetingIds() {
         meetingRepository.save(beforeMeetingJpaEntity2);
         meetingRepository.save(afterMeetingJpaEntity);
 
-        // given 2
+        // given 3
         long memberId = MEMBER_ID.longValue();
 
         JoinedMeetingJpaEntity joinedMeetingJpaEntity1 = JoinedMeetingJpaEntity.builder()
diff --git a/backend/src/test/java/moim_today/implement/moim/moim/MoimAppenderTest.java b/backend/src/test/java/moim_today/implement/moim/moim/MoimAppenderTest.java
index aa74194e..b9a55f2a 100644
--- a/backend/src/test/java/moim_today/implement/moim/moim/MoimAppenderTest.java
+++ b/backend/src/test/java/moim_today/implement/moim/moim/MoimAppenderTest.java
@@ -1,6 +1,5 @@
 package moim_today.implement.moim.moim;
 
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
 import moim_today.dto.moim.moim.MoimCreateRequest;
 import moim_today.persistence.entity.moim.moim.MoimJpaEntity;
@@ -21,7 +20,7 @@ class MoimAppenderTest extends ImplementTest {
     @Autowired
     private MoimAppender moimAppender;
 
-    @DisplayName("비공개 모임 생성 요청을 보내면 정상적으로 모든 필드가 초기화되어 DB에 저장된다.")
+    @DisplayName("모임 생성 요청을 보내면 정상적으로 모든 필드가 초기화되어 DB에 저장된다.")
     @Test
     void savePrivateMoim(){
 
@@ -36,10 +35,8 @@ void savePrivateMoim(){
                 MOIM_TITLE.value(),
                 MOIM_CONTENTS.value(),
                 capacity,
-                PASSWORD.value(),
                 MOIM_IMAGE_URL.value(),
                 MoimCategory.STUDY,
-                DisplayStatus.PRIVATE,
                 startDate,
                 endDate
         );
@@ -61,9 +58,7 @@ void savePrivateMoim(){
         assertThat(moimJpaEntity.getCapacity()).isEqualTo(capacity);
         assertThat(moimJpaEntity.getCurrentCount()).isEqualTo(DEFAULT_MOIM_CURRENT_COUNT.value());
         assertThat(moimJpaEntity.getImageUrl()).isEqualTo(MOIM_IMAGE_URL.value());
-        assertThat(moimJpaEntity.getPassword()).isEqualTo(PASSWORD.value());
         assertThat(moimJpaEntity.getMoimCategory()).isEqualTo(MoimCategory.STUDY);
-        assertThat(moimJpaEntity.getDisplayStatus()).isEqualTo(DisplayStatus.PRIVATE);
         assertThat(moimJpaEntity.getViews()).isEqualTo(DEFAULT_MOIM_VIEWS.value());
         assertThat(moimJpaEntity.getStartDate()).isEqualTo(startDate);
         assertThat(moimJpaEntity.getEndDate()).isEqualTo(endDate);
diff --git a/backend/src/test/java/moim_today/implement/moim/moim/MoimUpdaterTest.java b/backend/src/test/java/moim_today/implement/moim/moim/MoimUpdaterTest.java
index 913e86cd..784ec19d 100644
--- a/backend/src/test/java/moim_today/implement/moim/moim/MoimUpdaterTest.java
+++ b/backend/src/test/java/moim_today/implement/moim/moim/MoimUpdaterTest.java
@@ -1,7 +1,6 @@
 package moim_today.implement.moim.moim;
 
 import jakarta.servlet.http.Cookie;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.ViewedMoim;
 import moim_today.domain.moim.ViewedMoimsCookie;
 import moim_today.domain.moim.enums.MoimCategory;
@@ -55,9 +54,7 @@ void updateMoimTest(){
                 .contents(MOIM_CONTENTS.value())
                 .capacity(capacity)
                 .imageUrl(MOIM_IMAGE_URL.value())
-                .password(PASSWORD.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
                 .startDate(startDate)
                 .endDate(endDate)
                 .build();
@@ -71,9 +68,7 @@ void updateMoimTest(){
         assertThat(updatedMoim.getContents()).isEqualTo(MOIM_CONTENTS.value());
         assertThat(updatedMoim.getCapacity()).isEqualTo(capacity);
         assertThat(updatedMoim.getImageUrl()).isEqualTo(MOIM_IMAGE_URL.value());
-        assertThat(updatedMoim.getPassword()).isEqualTo(PASSWORD.value());
         assertThat(updatedMoim.getMoimCategory()).isEqualTo(MoimCategory.STUDY);
-        assertThat(updatedMoim.getDisplayStatus()).isEqualTo(DisplayStatus.PRIVATE);
         assertThat(updatedMoim.getStartDate()).isEqualTo(startDate);
         assertThat(updatedMoim.getEndDate()).isEqualTo(endDate);
     }
diff --git a/backend/src/test/java/moim_today/implement/schedule/schedule/ScheduleRemoverTest.java b/backend/src/test/java/moim_today/implement/schedule/schedule/ScheduleRemoverTest.java
index 2837d27e..1f4f9968 100644
--- a/backend/src/test/java/moim_today/implement/schedule/schedule/ScheduleRemoverTest.java
+++ b/backend/src/test/java/moim_today/implement/schedule/schedule/ScheduleRemoverTest.java
@@ -240,4 +240,25 @@ void deleteByMemberIdAndMeetingId() {
         // then
         assertThat(scheduleRepository.count()).isEqualTo(0);
     }
+
+    @DisplayName("특정 회원 id를 가진 모든 스케줄을 삭제한다")
+    @Test
+    void deleteAllByMemberId() {
+        // given
+        ScheduleJpaEntity s1 = ScheduleJpaEntity.builder()
+                .memberId(MEMBER_ID.longValue())
+                .meetingId(MEETING_ID.longValue())
+                .build();
+
+        ScheduleJpaEntity s2 = ScheduleJpaEntity.builder()
+                .memberId(MEMBER_ID.longValue())
+                .meetingId(MEETING_ID.longValue())
+                .build();
+
+        // when
+        scheduleRemover.deleteAllByMemberId(MEMBER_ID.longValue());
+
+        // then
+        assertThat(scheduleRepository.count()).isEqualTo(0);
+    }
 }
diff --git a/backend/src/test/java/moim_today/persistence/entity/moim/moim/MoimJpaEntityTest.java b/backend/src/test/java/moim_today/persistence/entity/moim/moim/MoimJpaEntityTest.java
index 7d794419..bdb42e70 100644
--- a/backend/src/test/java/moim_today/persistence/entity/moim/moim/MoimJpaEntityTest.java
+++ b/backend/src/test/java/moim_today/persistence/entity/moim/moim/MoimJpaEntityTest.java
@@ -1,6 +1,5 @@
 package moim_today.persistence.entity.moim.moim;
 
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.enums.MoimCategory;
 import moim_today.dto.moim.moim.MoimUpdateRequest;
 import moim_today.global.error.BadRequestException;
@@ -12,7 +11,6 @@
 import java.time.LocalDateTime;
 
 import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_IMAGE_URL;
-import static moim_today.global.constant.MoimConstant.DEFAULT_MOIM_PASSWORD;
 import static moim_today.global.constant.exception.MeetingExceptionConstant.MEETING_DATE_TIME_BAD_REQUEST_ERROR;
 import static moim_today.global.constant.exception.MoimExceptionConstant.*;
 import static moim_today.util.TestConstant.*;
@@ -171,83 +169,6 @@ void validateEndDateTimeFail() {
                 .hasMessage(MEETING_DATE_TIME_BAD_REQUEST_ERROR.message());
     }
 
-    @DisplayName("수정시 공개 여부가 PUBLIC이라면 default password가 설정된다.")
-    @Test
-    void updateMoimDisplayStatusPublicTest() {
-
-        //given
-        MoimJpaEntity moimJpaEntity = MoimJpaEntity.builder()
-                .build();
-
-        int capacity = Integer.parseInt(CAPACITY.value());
-        LocalDate startDate = LocalDate.of(2024, 3, 1);
-        LocalDate endDate = LocalDate.of(2024, 6, 30);
-
-        MoimUpdateRequest moimUpdateRequest = MoimUpdateRequest.builder()
-                .title(MOIM_TITLE.value())
-                .contents(MOIM_CONTENTS.value())
-                .capacity(capacity)
-                .imageUrl(MOIM_IMAGE_URL.value())
-                .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PUBLIC)
-                .startDate(startDate)
-                .endDate(endDate)
-                .build();
-
-        //expected
-        assertThatCode(() -> moimJpaEntity.updateMoim(moimUpdateRequest))
-                .doesNotThrowAnyException();
-
-        assertThat(moimJpaEntity.getTitle()).isEqualTo(MOIM_TITLE.value());
-        assertThat(moimJpaEntity.getContents()).isEqualTo(MOIM_CONTENTS.value());
-        assertThat(moimJpaEntity.getCapacity()).isEqualTo(capacity);
-        assertThat(moimJpaEntity.getImageUrl()).isEqualTo(MOIM_IMAGE_URL.value());
-        assertThat(moimJpaEntity.getPassword()).isEqualTo(DEFAULT_MOIM_PASSWORD.value());
-        assertThat(moimJpaEntity.getMoimCategory()).isEqualTo(MoimCategory.STUDY);
-        assertThat(moimJpaEntity.getDisplayStatus()).isEqualTo(DisplayStatus.PUBLIC);
-        assertThat(moimJpaEntity.getStartDate()).isEqualTo(startDate);
-        assertThat(moimJpaEntity.getEndDate()).isEqualTo(endDate);
-    }
-
-    @DisplayName("수정시 공개 여부가 PRIVATE이라면 입력한 password가 설정된다.")
-    @Test
-    void updateMoimDisplayStatusPrivateTest() {
-
-        //given
-        MoimJpaEntity moimJpaEntity = MoimJpaEntity.builder()
-                .build();
-
-        int capacity = Integer.parseInt(CAPACITY.value());
-        LocalDate startDate = LocalDate.of(2024, 3, 1);
-        LocalDate endDate = LocalDate.of(2024, 6, 30);
-
-        MoimUpdateRequest moimUpdateRequest = MoimUpdateRequest.builder()
-                .title(MOIM_TITLE.value())
-                .contents(MOIM_CONTENTS.value())
-                .capacity(capacity)
-                .password(PASSWORD.value())
-                .imageUrl(MOIM_IMAGE_URL.value())
-                .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
-                .startDate(startDate)
-                .endDate(endDate)
-                .build();
-
-        //expected
-        assertThatCode(() -> moimJpaEntity.updateMoim(moimUpdateRequest))
-                .doesNotThrowAnyException();
-
-        assertThat(moimJpaEntity.getTitle()).isEqualTo(MOIM_TITLE.value());
-        assertThat(moimJpaEntity.getContents()).isEqualTo(MOIM_CONTENTS.value());
-        assertThat(moimJpaEntity.getCapacity()).isEqualTo(capacity);
-        assertThat(moimJpaEntity.getImageUrl()).isEqualTo(MOIM_IMAGE_URL.value());
-        assertThat(moimJpaEntity.getPassword()).isEqualTo(PASSWORD.value());
-        assertThat(moimJpaEntity.getMoimCategory()).isEqualTo(MoimCategory.STUDY);
-        assertThat(moimJpaEntity.getDisplayStatus()).isEqualTo(DisplayStatus.PRIVATE);
-        assertThat(moimJpaEntity.getStartDate()).isEqualTo(startDate);
-        assertThat(moimJpaEntity.getEndDate()).isEqualTo(endDate);
-    }
-
     @DisplayName("수정시 imageUrl값이 없다면 default imageURL 값이 들어간다.")
     @Test
     void updateMoimImageUrlIsNullTest() {
@@ -264,9 +185,7 @@ void updateMoimImageUrlIsNullTest() {
                 .title(MOIM_TITLE.value())
                 .contents(MOIM_CONTENTS.value())
                 .capacity(capacity)
-                .password(PASSWORD.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
                 .startDate(startDate)
                 .endDate(endDate)
                 .build();
@@ -279,9 +198,7 @@ void updateMoimImageUrlIsNullTest() {
         assertThat(moimJpaEntity.getContents()).isEqualTo(MOIM_CONTENTS.value());
         assertThat(moimJpaEntity.getCapacity()).isEqualTo(capacity);
         assertThat(moimJpaEntity.getImageUrl()).isEqualTo(DEFAULT_MOIM_IMAGE_URL.value());
-        assertThat(moimJpaEntity.getPassword()).isEqualTo(PASSWORD.value());
         assertThat(moimJpaEntity.getMoimCategory()).isEqualTo(MoimCategory.STUDY);
-        assertThat(moimJpaEntity.getDisplayStatus()).isEqualTo(DisplayStatus.PRIVATE);
         assertThat(moimJpaEntity.getStartDate()).isEqualTo(startDate);
         assertThat(moimJpaEntity.getEndDate()).isEqualTo(endDate);
     }
@@ -302,10 +219,8 @@ void updateMoimImageUrlIsNotNullTest() {
                 .title(MOIM_TITLE.value())
                 .contents(MOIM_CONTENTS.value())
                 .capacity(capacity)
-                .password(PASSWORD.value())
                 .imageUrl(MOIM_IMAGE_URL.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
                 .startDate(startDate)
                 .endDate(endDate)
                 .build();
@@ -318,9 +233,7 @@ void updateMoimImageUrlIsNotNullTest() {
         assertThat(moimJpaEntity.getContents()).isEqualTo(MOIM_CONTENTS.value());
         assertThat(moimJpaEntity.getCapacity()).isEqualTo(capacity);
         assertThat(moimJpaEntity.getImageUrl()).isEqualTo(MOIM_IMAGE_URL.value());
-        assertThat(moimJpaEntity.getPassword()).isEqualTo(PASSWORD.value());
         assertThat(moimJpaEntity.getMoimCategory()).isEqualTo(MoimCategory.STUDY);
-        assertThat(moimJpaEntity.getDisplayStatus()).isEqualTo(DisplayStatus.PRIVATE);
         assertThat(moimJpaEntity.getStartDate()).isEqualTo(startDate);
         assertThat(moimJpaEntity.getEndDate()).isEqualTo(endDate);
     }
diff --git a/backend/src/test/java/moim_today/presentation/meeting/meeting/MeetingControllerTest.java b/backend/src/test/java/moim_today/presentation/meeting/meeting/MeetingControllerTest.java
index 6d41342f..4a98eac8 100644
--- a/backend/src/test/java/moim_today/presentation/meeting/meeting/MeetingControllerTest.java
+++ b/backend/src/test/java/moim_today/presentation/meeting/meeting/MeetingControllerTest.java
@@ -52,8 +52,11 @@ void findMeetingsByMemberId() throws Exception {
                                         )
                                 )
                                 .responseFields(
+                                        fieldWithPath("data[0].moimId").type(NUMBER).description("모임 id"),
                                         fieldWithPath("data[0].meetingId").type(NUMBER).description("미팅 id"),
+                                        fieldWithPath("data[0].moimTitle").type(STRING).description("모임 제목"),
                                         fieldWithPath("data[0].agenda").type(STRING).description("미팅 의제"),
+                                        fieldWithPath("data[0].dDay").type(NUMBER).description("D-Day"),
                                         fieldWithPath("data[0].startDate").type(STRING).description("미팅 시작 날짜")
                                 )
                                 .build()
diff --git a/backend/src/test/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentControllerTest.java b/backend/src/test/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentControllerTest.java
index 6dc12c92..c1a726cd 100644
--- a/backend/src/test/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentControllerTest.java
+++ b/backend/src/test/java/moim_today/presentation/meeting/meeting_comment/MeetingCommentControllerTest.java
@@ -115,7 +115,7 @@ void updateMeetingComments() throws Exception {
                 .contents(MEETING_COMMENT_CONTENTS.value())
                 .build();
 
-        mockMvc.perform(patch("/api/meeting-comments/")
+        mockMvc.perform(patch("/api/meeting-comments")
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(meetingCommentUpdateRequest)))
                 .andExpect(status().isOk())
@@ -136,7 +136,7 @@ void updateMeetingComments() throws Exception {
     void deleteMeetingComment() throws Exception {
         MeetingCommentDeleteRequest meetingCommentDeleteRequest = new MeetingCommentDeleteRequest(MEETING_COMMENT_ID.longValue());
 
-        mockMvc.perform(delete("/api/meeting-comments/")
+        mockMvc.perform(delete("/api/meeting-comments")
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(objectMapper.writeValueAsString(meetingCommentDeleteRequest)))
                 .andExpect(status().isOk())
diff --git a/backend/src/test/java/moim_today/presentation/moim/MoimControllerTest.java b/backend/src/test/java/moim_today/presentation/moim/MoimControllerTest.java
index 0a45e9e1..eba1e7ef 100644
--- a/backend/src/test/java/moim_today/presentation/moim/MoimControllerTest.java
+++ b/backend/src/test/java/moim_today/presentation/moim/MoimControllerTest.java
@@ -3,7 +3,6 @@
 import com.epages.restdocs.apispec.ResourceSnippetParameters;
 import moim_today.application.moim.moim.MoimService;
 import moim_today.application.moim.moim_notice.MoimNoticeService;
-import moim_today.domain.moim.DisplayStatus;
 import moim_today.domain.moim.MoimSortedFilter;
 import moim_today.domain.moim.enums.MoimCategory;
 import moim_today.dto.moim.moim.*;
@@ -71,10 +70,8 @@ void createPrivateMoimApiTest() throws Exception {
                 MOIM_TITLE.value(),
                 MOIM_CONTENTS.value(),
                 Integer.parseInt(CAPACITY.value()),
-                PASSWORD.value(),
                 MOIM_IMAGE_URL.value(),
                 MoimCategory.STUDY,
-                DisplayStatus.PRIVATE,
                 startDate,
                 endDate
         );
@@ -92,12 +89,9 @@ void createPrivateMoimApiTest() throws Exception {
                                         fieldWithPath("title").type(STRING).description("모임명"),
                                         fieldWithPath("contents").type(STRING).description("내용"),
                                         fieldWithPath("capacity").type(NUMBER).description("모집 인원"),
-                                        fieldWithPath("password").type(STRING).description("모임 비밀번호(공개 여부가 PUBLIC일 경우 Nullable)"),
                                         fieldWithPath("imageUrl").type(STRING).description("모임 사진 URL(Nullable)"),
                                         fieldWithPath("moimCategory").type(VARIES).description(String.format("카테고리 - %s",
                                                 EnumDocsUtils.getEnumNames(MoimCategory.class))),
-                                        fieldWithPath("displayStatus").type(VARIES).description(String.format("공개 여부 - %s",
-                                                EnumDocsUtils.getEnumNames(DisplayStatus.class))),
                                         fieldWithPath("startDate").type(STRING).description("시작 일자"),
                                         fieldWithPath("endDate").type(STRING).description("종료 일자")
                                 )
@@ -159,8 +153,6 @@ void getMoimDetailTest() throws Exception {
                                         fieldWithPath("imageUrl").type(STRING).description("모임 사진 URL"),
                                         fieldWithPath("moimCategory").type(VARIES).description(String.format("카테고리 - %s",
                                                 EnumDocsUtils.getEnumNames(MoimCategory.class))),
-                                        fieldWithPath("displayStatus").type(VARIES).description(String.format("공개 여부 - %s",
-                                                EnumDocsUtils.getEnumNames(DisplayStatus.class))),
                                         fieldWithPath("views").type(NUMBER).description("조회수"),
                                         fieldWithPath("startDate").type(STRING).description("시작 일자"),
                                         fieldWithPath("endDate").type(STRING).description("종료 일자")
@@ -194,9 +186,7 @@ void findAllMoimSimpleResponseTest() throws Exception {
                                         fieldWithPath("data[0].currentCount").type(NUMBER).description("현재 인원"),
                                         fieldWithPath("data[0].imageUrl").type(STRING).description("모임 사진 URL"),
                                         fieldWithPath("data[0].moimCategory").type(VARIES).description(String.format("카테고리 - %s",
-                                                EnumDocsUtils.getEnumNames(MoimCategory.class))),
-                                        fieldWithPath("data[0].displayStatus").type(VARIES).description(String.format("공개 여부 - %s",
-                                                EnumDocsUtils.getEnumNames(DisplayStatus.class)))
+                                                EnumDocsUtils.getEnumNames(MoimCategory.class)))
                                 )
                                 .build()
                         )));
@@ -211,9 +201,7 @@ void updateMoimTest() throws Exception {
                 .contents(MOIM_CONTENTS.value())
                 .capacity(Integer.parseInt(CAPACITY.value()))
                 .imageUrl(MOIM_IMAGE_URL.value())
-                .password(PASSWORD.value())
                 .moimCategory(MoimCategory.STUDY)
-                .displayStatus(DisplayStatus.PRIVATE)
                 .startDate(LocalDate.of(2024, 3, 1))
                 .endDate(LocalDate.of(2024, 6, 30))
                 .build();
@@ -232,11 +220,8 @@ void updateMoimTest() throws Exception {
                                         fieldWithPath("contents").type(STRING).description("수정한 내용"),
                                         fieldWithPath("capacity").type(NUMBER).description("수정한 모집 인원"),
                                         fieldWithPath("imageUrl").type(STRING).description("수정한 모임 사진 URL"),
-                                        fieldWithPath("password").type(STRING).description("수정한 비밀번호"),
                                         fieldWithPath("moimCategory").type(VARIES).description(String.format("수정한 카테고리 - %s",
                                                 EnumDocsUtils.getEnumNames(MoimCategory.class))),
-                                        fieldWithPath("displayStatus").type(VARIES).description(String.format("수정한 공개 여부 - %s",
-                                                EnumDocsUtils.getEnumNames(DisplayStatus.class))),
                                         fieldWithPath("startDate").type(STRING).description("수정한 시작일자"),
                                         fieldWithPath("endDate").type(STRING).description("수정한 종료일자")
                                 ).build()
@@ -786,9 +771,7 @@ void searchMoimTest() throws Exception {
                                         fieldWithPath("data[0].currentCount").type(NUMBER).description("현재 인원"),
                                         fieldWithPath("data[0].imageUrl").type(STRING).description("모임 사진 URL"),
                                         fieldWithPath("data[0].moimCategory").type(VARIES).description(String.format("카테고리 - %s",
-                                                EnumDocsUtils.getEnumNames(MoimCategory.class))),
-                                        fieldWithPath("data[0].displayStatus").type(VARIES).description(String.format("공개 여부 - %s",
-                                                EnumDocsUtils.getEnumNames(DisplayStatus.class)))
+                                                EnumDocsUtils.getEnumNames(MoimCategory.class)))
                                 )
                                 .build()
                         )));
@@ -833,9 +816,7 @@ void findAllMyJoinedMoimSimpleResponse() throws Exception {
                                                 fieldWithPath("data[0].currentCount").type(NUMBER).description("현재 인원"),
                                                 fieldWithPath("data[0].imageUrl").type(STRING).description("모임 사진 URL"),
                                                 fieldWithPath("data[0].moimCategory").type(VARIES).description(String.format("카테고리 - %s",
-                                                        EnumDocsUtils.getEnumNames(MoimCategory.class))),
-                                                fieldWithPath("data[0].displayStatus").type(VARIES).description(String.format("공개 여부 - %s",
-                                                        EnumDocsUtils.getEnumNames(DisplayStatus.class)))
+                                                        EnumDocsUtils.getEnumNames(MoimCategory.class)))
                                         )
                                         .build())
                         ));
@@ -864,9 +845,7 @@ void findAllHostMoimSimpleResponse() throws Exception {
                                         fieldWithPath("data[0].currentCount").type(NUMBER).description("현재 인원"),
                                         fieldWithPath("data[0].imageUrl").type(STRING).description("모임 사진 URL"),
                                         fieldWithPath("data[0].moimCategory").type(VARIES).description(String.format("카테고리 - %s",
-                                                EnumDocsUtils.getEnumNames(MoimCategory.class))),
-                                        fieldWithPath("data[0].displayStatus").type(VARIES).description(String.format("공개 여부 - %s",
-                                                EnumDocsUtils.getEnumNames(DisplayStatus.class)))
+                                                EnumDocsUtils.getEnumNames(MoimCategory.class)))
                                 )
                                 .build())
                 ));
diff --git a/backend/src/test/java/moim_today/util/TestConstant.java b/backend/src/test/java/moim_today/util/TestConstant.java
index 6e04d6cb..f043718e 100644
--- a/backend/src/test/java/moim_today/util/TestConstant.java
+++ b/backend/src/test/java/moim_today/util/TestConstant.java
@@ -4,10 +4,10 @@
 public enum TestConstant {
 
     // 이메일
-    EMAIL("email"),
+    EMAIL("email@ajou.ac.kr"),
     AJOU_EMAIL("test@ajou.ac.kr"),
     AJOU_EMAIL_DOMAIN("ajou.ac.kr"),
-    WRONG_EMAIL("wrongEmail"),
+    WRONG_EMAIL("wrongEmail@ajou.ac.kr"),
     ALREADY_EXIST_EMAIL("alreayExist@ajou.ac.kr"),
 
     // 비밀번호