[Updated] Deprecating 68 Guides (#7005)

docs/guides/applications/big-data/how-to-install-and-configure-a-redis-cluster-on-ubuntu-1604/index.md

@@ -13,6 +13,7 @@ aliases: ['/applications/big-data/redis-cluster/','/applications/big-data/how-to
 external_resources:
  - '[Redis Official Website](https://redis.io/)'
  - '[Install and Configure Redis on CentOS 7](/docs/guides/install-and-configure-redis-on-centos-7/)'
+deprecated: true
 ---
 
 ![How to Install and Configure a Redis Cluster on Ubuntu 16.04](Redis_Cluster.jpg)

docs/guides/applications/cloud-storage/access-google-drive-linode/index.md

@@ -10,6 +10,7 @@ keywords: ["google", "drive", "console", "fuse", "apt", "ubuntu"]
 tags: ["ubuntu"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/applications/cloud-storage/access-google-drive-linode/']
+deprecated: true
 ---
 
 If you've used Google Drive, you know that it can be an indispensable tool for remote file access. While one of the standard counter-arguments to remote storage is "just carry a flash drive," that only works until you need to add a file to your Linode. This guide will show you how to install and configure a great piece of free software to access your Google Drive from your Linode running Ubuntu version 14.04 or newer.

docs/guides/applications/cloud-storage/how-to-install-a-turtl-server-on-ubuntu/index.md

@@ -11,6 +11,7 @@ tags: ["ubuntu"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 
 aliases: ['/applications/cloud-storage/how-to-install-a-turtl-server-on-ubuntu/']
+deprecated: true
 ---
 
 ![Header image](Turtl.jpg)

docs/guides/applications/cloud-storage/how-to-use-zfs-on-ubuntu-16-04/index.md

@@ -14,6 +14,7 @@ external_resources:
  - '[Ubuntu ZFS wiki](https://wiki.ubuntu.com/Kernel/Reference/ZFS)'
  - '[RAID levels Wikipedia](https://en.wikipedia.org/wiki/Standard_RAID_levels)'
 aliases: ['/applications/cloud-storage/how-to-use-zfs-on-ubuntu-16-04/']
+deprecated: true
 ---
 
 ![How to Use ZFS on Ubuntu 16.04](zfs-on-ubuntu-title.jpg "How to Use ZFS on Ubuntu 16.04 title graphic")

docs/guides/applications/cloud-storage/install-and-configure-owncloud-on-ubuntu-16-04/index.md

@@ -18,6 +18,7 @@ relations:
         keywords:
             - distribution: Ubuntu 16.04
 aliases: ['/applications/cloud-storage/install-and-configure-owncloud-on-ubuntu-16-04/']
+deprecated: true
 ---
 
 OwnCloud is an open-source, cloud-based, file hosting service you can install on your Linode. OwnCloud offers a quick installation process, works out of the box, and has an extensive library of plugins available. Its cross-platform compatibility means you can access your files from most major operating systems, browsers, and mobile devices.

docs/guides/applications/cloud-storage/install-seafile-with-nginx-on-ubuntu-1604/index.md

@@ -12,6 +12,7 @@ license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 external_resources:
  - '[Seafile Server Manual](https://manual.seafile.com/)'
 aliases: ['/applications/cloud-storage/install-seafile-with-nginx-on-ubuntu-1604/']
+deprecated: true
 ---
 
 Seafile is a cross-platform file hosting tool with server applications for Linux and Windows, and GUI clients for Android, iOS, Linux, OS X and Windows. It supports file versioning and snapshots, two-factor authentication, WebDAV, and can be paired with NGINX or Apache to enable connections over HTTPS.

docs/guides/applications/cloud-storage/tahoe-lafs-on-debian-9/index.md

@@ -14,6 +14,7 @@ external_resources:
 - '[Tahoe-LAFS Project Page](https://tahoe-lafs.org/)'
 - '[Tahoe-LAFS Documentation](http://tahoe-lafs.readthedocs.io)'
 aliases: ['/applications/cloud-storage/tahoe-lafs-on-debian-9/']
+deprecated: true
 ---
 
 ## What is Tahoe-LAFS?

docs/guides/applications/configuration-management/salt/use-salt-states-to-configure-a-lamp-stack-on-a-minion/index.md

@@ -11,6 +11,7 @@ tags: ["automation","salt","debian","lamp","apache"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/applications/salt/salt-states-configuration-apache-mysql-php/','/applications/configuration-management/salt/use-salt-states-to-configure-a-lamp-stack-on-a-minion/','/applications/configuration-management/use-salt-states-to-configure-a-lamp-stack-on-a-minion/']
 image: UseSaltStatestoConfigureaLAMPStackonaMinion.png
+deprecated: true
 ---
 
 This tutorial will configure a Minion's LAMP stack with further use of Salt States. This tutorial is written for Debian 8 but can easily be adjusted for other Linux Distributions. You will need a working Salt master and minion configuration before starting this guide. If you need to set up that prerequisite, see our [Salt installation guide](/docs/guides/getting-started-with-salt-basic-installation-and-setup/) to get started.

docs/guides/applications/containers/how-to-install-openvz-on-debian-9/index.md

@@ -14,6 +14,7 @@ external_resources:
   - '[Basic OpenVZ Operations](https://openvz.org/Basic_operations_in_OpenVZ_environment)'
   - '[OpenVZ User Contributed Templates](https://openvz.org/Download/template/precreated)'
 aliases: ['/applications/containers/how-to-install-openvz-on-debian-9/']
+deprecated: true
 ---
 
 ## What is OpenVZ?

docs/guides/applications/containers/node-js-web-server-deployed-within-docker/index.md

@@ -15,6 +15,7 @@ external_resources:
 - '[Docker Docs](http://docs.docker.com/)'
 - '[Docker Try it Tutorial](https://www.docker.com/tryit/)'
 - '[Docker Hub](https://hub.docker.com/)'
+deprecated: true
 ---
 
 Node.js is a server-side, JavaScript package, often used for various cloud applications. Docker is a container platform. With Docker, users can download applications without the hassle of the installation and configuration process.

docs/guides/applications/messaging/installing-rocketchat-ubuntu-16-04/index.md

@@ -15,6 +15,7 @@ external_resources:
  - '[Configuring SSL Reversae Proxy](https://rocket.chat/docs/installation/manual-installation/configuring-ssl-reverse-proxy/)'
  - '[Configuring HTTPS Servers](http://nginx.org/en/docs/http/configuring_https_servers.html)'
 aliases: ['/applications/messaging/installing-rocketchat-ubuntu-16-04/']
+deprecated: true
 ---
 
 **Rocket.Chat** is an open source chat software alternative to Slack that ships with the feature rich components users have come to expect for team productivity. Chat with team members, make video and audio calls with screen sharing, create channels and private groups, upload files and more. With Rocket.Chat's source code hosted on GitHub, you can develop new features and contribute back to the project.

docs/guides/applications/project-management/how-to-install-and-configure-redmine-on-ubuntu-16-04/index.md

@@ -14,6 +14,7 @@ external_resources:
 - '[Redmine Users Guide](https://www.redmine.org/projects/redmine/wiki/Getting_Started)'
 - "[Andrew Hosch's Guide on Redmine](http://www.untrustedconnection.com/2016/04/redmine-passenger-and-nginx-on-ubuntu.html)"
 aliases: ['/applications/project-management/how-to-install-and-configure-redmine-on-ubuntu-16-04/']
+deprecated: true
 ---
 
 ![How to Install and Configure Redmine on Ubuntu](how-to-install-and-configure-redmine-on-ubuntu-smg.jpg)

docs/guides/applications/voip/install-and-configure-mumble-on-debian/index.md

@@ -14,6 +14,7 @@ external_resources:
  - '[Mumble Wiki](http://wiki.mumble.info/wiki/Main_Page)'
 dedicated_cpu_link: true
 aliases: ['/applications/voip/install-and-configure-mumble-on-debian/']
+deprecated: true
 ---
 
 [Mumble](http://wiki.mumble.info/wiki/Main_Page) is an open-source VoIP client, designed for gamers, that requires a server for all clients to connect to. This guide instructs how to install and configure the Mumble server (also called Murmur) on Debian.

docs/guides/databases/cassandra/how-to-install-apache-cassandra-on-debian-9/index.md

@@ -22,6 +22,7 @@ relations:
             - distribution: Debian 9
 tags: ["debian","database","nosql"]
 aliases: ['/databases/cassandra/how-to-install-apache-cassandra-on-debian-9/']
+deprecated: true
 ---
 
 After completing this guide, you will have a single-node, production-ready installation of [Apache Cassandra](http://cassandra.apache.org/) hosted on your Linode running Debian 9. This tutorial will cover basic configuration options, as well as harden database security.

docs/guides/databases/elasticsearch/visualize-apache-web-server-logs-using-elastic-stack-on-debian-8/index.md

@@ -20,6 +20,7 @@ relations:
         key: visualize-apache-logs-using-elastic-stack
         keywords:
             - distribution: Debian 8
+deprecated: true
 ---
 
 ![Visualize Apache Web Server Logs Using an Elastic Stack on Debian 8](elastic-stack-visualize-server-logs-title.jpg "Visualize Apache Web Server Logs Using an Elastic Stack on Debian 8")

docs/guides/databases/mariadb/how-to-install-mariadb-on-debian-9/index.md

@@ -21,6 +21,7 @@ relations:
         keywords:
             - distribution: Debian 9
 tags: ["debian","mariadb","database"]
+deprecated: true
 ---
 
 MariaDB is a fork of the popular cross-platform MySQL database management system and is considered a full [drop-in replacement](https://mariadb.com/kb/en/mariadb/mariadb-vs-mysql-features/) for MySQL. MariaDB was created by one of MySQL's original developers in 2009 after MySQL was acquired by Oracle during the Sun Microsystems merger. Today MariaDB is maintained and developed by the [MariaDB Foundation](https://mariadb.org/en/foundation/) and community contributors with the intention of it remaining GNU GPL software.

docs/guides/databases/mongodb/install-mongodb-on-ubuntu-16-04/index.md

@@ -19,6 +19,7 @@ relations:
             - distribution: Ubuntu 16.04
 tags: ["ubuntu","database","nosql"]
 aliases: ['/databases/mongodb/install-mongodb-on-ubuntu-16-04/']
+deprecated: true
 ---
 
 In this MongoDB tutorial, we explain how to install the database on Ubuntu 16.04, and then provide a short guide on some basic features and functions.

docs/guides/databases/mysql/how-to-install-mysql-on-debian-8/index.md

@@ -21,6 +21,7 @@ relations:
         keywords:
             - distribution: Debian 8
 tags: ["debian","database","mysql"]
+deprecated: true
 ---
 
 ![How to Install MySQL on Debian 8](how-to-install-mysql-on-debian-8.jpg "How to Install MySQL on Debian 8")

docs/guides/databases/mysql/install-and-configure-mysql-workbench-on-ubuntu/index.md

@@ -12,6 +12,7 @@ external_resources:
  - '[MySQL Workbench Manual](https://dev.mysql.com/doc/workbench/en/)'
  - '[Deploy MySQL Workbench for Database Administration](/docs/guides/deploy-mysql-workbench-for-database-administration/)'
 tags: ["ubuntu","database","mysql"]
+deprecated: true
 ---
 
 MySQL Workbench is a feature-rich graphical tool used to model data, build SQL queries, manage MySQL servers, and more. This guide will show you how to install Workbench using the Ubuntu package manager.

docs/guides/databases/mysql/install-and-configure-phpmyadmin-on-debian-8/index.md

@@ -15,6 +15,7 @@ relations:
         keywords:
             - distribution: Debian 8
 tags: ["debian","database","mysql","php"]
+deprecated: true
 ---
 
 phpMyAdmin is a web application that provides a GUI to aid in MySQL database administration. It supports multiple MySQL servers and is a robust and easy alternative to using the MySQL command line client.

docs/guides/databases/postgresql/how-to-install-postgresql-on-ubuntu-16-04/index.md

@@ -19,6 +19,7 @@ relations:
         key: install-postrgesql-database
         keywords:
             - distribution: Ubuntu 16.04
+deprecated: true
 ---
 
 ![How to Install PostgreSQL on Ubuntu 16.04](how-to-install-postgresql-on-ubuntu-16-04.jpg "How to Install PostgreSQL on Ubuntu 16.04")

docs/guides/databases/redis/how-to-install-a-redis-server-on-ubuntu-or-debian8/index.md

@@ -21,6 +21,7 @@ relations:
         keywords:
             - distribution: Ubuntu/Debian
 tags: ["ubuntu","debian","database","nosql"]
+deprecated: true
 ---
 
 ![Redis Server on Ubuntu or Debian](install-redis-server-ubuntu-debian.png "Redis Server on Ubuntu or Debian")

docs/guides/development/java/install-java-on-debian/index.md

@@ -19,6 +19,7 @@ relations:
         key: install-java
         keywords:
             - distribution: Debian 8
+deprecated: true
 ---
 
 Java is a powerful programming language. Software written in Java can be compiled and run on any system. Unlike Python or C, Java does not come pre-installed on Linode distribution images. This guide installs the OpenJDK 7 runtime environment and development kit in Debian 8. OpenJDK is the free and open-source implementation of the Java SE Development Kit.

docs/guides/development/java/install-java-on-ubuntu-16-04/index.md

@@ -21,6 +21,7 @@ relations:
         key: install-java
         keywords:
             - distribution: Ubuntu 16.04
+deprecated: true
 ---
 
 ![Java](Install_Oracle_Java.jpg)

docs/guides/development/ror/ruby-on-rails-apache-debian/index.md

@@ -21,6 +21,7 @@ relations:
         key: ruby-on-rails-apache
         keywords:
             - distribution: Debian 9
+deprecated: true
 ---
 
 ![Ruby on Rails with Apache on Debian](ruby_on_rails_with_apache_debian.jpg "Ruby on Rails with Apache on Debian")

docs/guides/development/ror/ruby-on-rails-nginx-debian/index.md

@@ -27,6 +27,7 @@ relations:
         key: ruby-on-rails-nginx
         keywords:
             - distribution: Debian 9
+deprecated: true
 ---
 
 ![Ruby on Rails with nginx on Debian](ruby_on_rails_with_nginx_debian_8_smg.png "Ruby on Rails with nginx on Debian 8")

docs/guides/development/version-control/install-gogs-on-debian/index.md

@@ -20,6 +20,7 @@ relations:
         key: install-gogs
         keywords:
             - distribution: Debian 9
+deprecated: true
 ---
 
 [Gogs](http://gogs.io) is a self-hosted Git service, similar to GitLab. It is written in [Go](http://golang.org) and aims to be the easiest and most painless way to set up self-hosted Git service. Gogs is one of the best choices if you need to set up a private Git repository, but don't want to pay for the private plans on other Git services.

docs/guides/development/version-control/manage-distributed-version-control-with-mercurial/index.md

@@ -13,6 +13,7 @@ external_resources:
  - '[HG Init, a Guide by Joel Spolsky](http://hginit.com/)'
 audiences: ["beginner"]
 tags: ["version control system"]
+deprecated: true
 ---
 
 [Mercurial](https://www.mercurial-scm.org/) is one of the leading distributed version control systems which allows software developers and teams of collaborators to work on a common code base without the need to rely on a centralized server or constant network connection. Mercurial runs on multiple platforms and can be used to manage code projects on many different operating systems.

docs/guides/email/clients/install-roundcube-on-ubuntu/index.md

@@ -12,6 +12,7 @@ tags: ["ubuntu","postfix","email","lamp"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 external_resources:
   - '[Roundcube Homepage](https://roundcube.net/)'
+deprecated: true
 ---
 
 ![Install Roundcube on Ubuntu 16.04 LTS](Install_Roundcube_on_Ubuntu_16_04_smg.png "Install Roundcube on Ubuntu")

docs/guides/email/clients/install-squirrelmail-on-ubuntu-16-04-or-debian-8/index.md

@@ -17,6 +17,7 @@ relations:
         keywords:
             - distribution: Debian 8
 aliases: ['/email/clients/install-squirrelmail-on-ubuntu-16-04-or-debian-8/']
+deprecated: true
 ---
 
 ![Install SquirrelMail on Ubuntu or Debian](Install_SquirrelMail_smg.jpg)

docs/guides/email/postfix/configure-spf-and-dkim-in-postfix-on-debian-8/index.md

@@ -21,6 +21,7 @@ relations:
         keywords:
             - distribution: Debian 8
 aliases: ['/email/postfix/configure-spf-and-dkim-in-postfix-on-debian-8/']
+deprecated: true
 ---
 {{< note >}}
 We have created a [new version of this guide](/docs/guides/configure-spf-and-dkim-in-postfix-on-debian-9/) to run on Debian 9.

docs/guides/email/postfix/pflogsumm-for-postfix-monitoring-on-centos-6/index.md

@@ -11,6 +11,7 @@ license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/email/postfix/pflogsumm-for-postfix-monitoring-on-centos-6/','/email/postfix/pflogsumm-centos-6/']
 external_resources:
  - '[Pflogsumm](http://jimsun.linxnet.com/postfix_contrib.html)'
+deprecated: true
 ---
 
 ![Header image](Pflogsumm_or_Postfix_Monitoring_on_CentOS_smg.jpg "Pflogsumm for Postfix Monitoring on CentOS 6")

docs/guides/game-servers/deploy-just-cause-2-multiplayer-server-on-ubuntu/index.md

@@ -11,6 +11,7 @@ tags: ["ubuntu"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/applications/game-servers/deploy-just-cause-2-multiplayer-server-on-ubuntu/','/applications/game-servers/just-cause-2-multiplayer-on-ubuntu/','/game-servers/deploy-just-cause-2-multiplayer-server-on-ubuntu/']
 dedicated_cpu_link: true
+deprecated: true
 ---
 
 [Just Cause 2](http://www.justcause2.com/) is a single-player game published by Square Enix. Because it has no multiplayer mode, the modding community has created a multiplayer mod for the game that is quite popular. This guide will explain how to prepare your Linode, install SteamCMD and then install and configure Just Cause 2's multiplayer mod.

docs/guides/game-servers/host-a-terraria-server-on-your-linode/index.md

@@ -14,6 +14,7 @@ external_resources:
  - '[Terraria Wiki: Setting up a Terraria Server](http://terraria.gamepedia.com/Guide:Setting_up_a_Terraria_server)'
 aliases: ['/game-servers/host-a-terraria-server-on-your-linode/','/applications/game-servers/host-a-terraria-server-on-your-linode/']
 dedicated_cpu_link: true
+deprecated: true
 ---
 
 ![Hosta a Terraria Server on Your Linode](terraria-server.png "Hosta a Terraria Server on Your Linode")

docs/guides/game-servers/install-dont-starve-together-game-server-on-ubuntu/index.md

@@ -11,6 +11,7 @@ tags: ["debian", "ubuntu"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/applications/game-servers/dont-starve-together-on-ubuntu/','/game-servers/install-dont-starve-together-game-server-on-ubuntu/','/applications/game-servers/install-dont-starve-together-game-server-on-ubuntu/']
 dedicated_cpu_link: true
+deprecated: true
 ---
 
 ![Header image](Install_Dont_Starve_Together_Game_Server_on_Ubuntu_smg.jpg "Install Don't Starve Together Game Server on Ubuntu 14.04")

docs/guides/game-servers/pocketmine-server-on-debian-7/index.md

@@ -14,6 +14,7 @@ external_resources:
  - '[PocketMine Documentation](http://pocketmine-mp.readthedocs.org/en/latest/)'
 aliases: ['/game-servers/pocketmine-server-on-debian-7/','/applications/game-servers/pocketmine-server-on-debian-7/']
 dedicated_cpu_link: true
+deprecated: true
 ---
 
 PocketMine is a third party server for the MineCraft - Pocket Edition game for [Android](https://play.google.com/store/apps/details?id=com.mojang.minecraftpe) and [iOS](https://itunes.apple.com/us/app/minecraft-pocket-edition/id479516143?mt=8). It features plugin support, allowing you to customize your gameplay with others. This guide details installing PocketMine on a Linode running Debian 7.

docs/guides/networking/nfs/how-to-mount-nfs-shares-on-debian-9/index.md

@@ -11,6 +11,7 @@ keywords: ["NFS", "network file system"]
 aliases: ['/networking/how-to-mount-nfs-shares-on-debian-9/','/networking/how-to-mount-nfs-shares-on-debian-8/','/networking/nfs/how-to-mount-nfs-shares-on-debian-9/','/networking/basic-nfs-configuration-on-debian-7/','/networking/file-transfer/basic-nfs-debian/']
 tags: ["networking","debian"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
+deprecated: true
 ---
 
 ![How to Mount NFS Shares on Debian 9](mount-nfs-shares-deb-9-title.jpg "How to Mount NFS Shares on Debian 9")

docs/guides/networking/vpn/set-up-a-hardened-openvpn-server/index.md

@@ -12,6 +12,7 @@ license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/networking/vpn/set-up-a-hardened-openvpn-server-on-debian-8/','/networking/vpn/set-up-a-hardened-openvpn-server/']
 external_resources:
  - '[Official OpenVPN Documentation](https://openvpn.net/index.php/open-source/documentation/howto.html)'
+deprecated: true
 ---
 
 [OpenVPN](https://openvpn.net/) is a tool for creating network tunnels between groups of computers that are not on the same local network. This is useful to remotely access services on a network or computer without making those services publicly accessible. When integrated with OpenSSL, OpenVPN encrypts all VPN traffic providing a secure connection between machines.

docs/guides/security/security-patches/disabling-sslv3-for-poodle/index.md

@@ -10,6 +10,7 @@ keywords: ["sslv3", "poodle", "security", "patch", "ubuntu", "debian", "centos",
 tags: ["web server","security","ssl"]
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/security/security-patches/disabling-sslv3-for-poodle/']
+deprecated: true
 ---
 
 ![Disabling_sslv3_for_poodle](Disabling_SSLv3_for_POODLE_smg.jpg)

docs/guides/security/security-patches/meltdown-and-spectre/index.md

@@ -16,6 +16,7 @@ external_resources:
   - '[Reboot Survival Guide](/docs/guides/reboot-survival-guide/)'
   - '[Linode Blog: CPU Vulnerabilities: Meltdown & Spectre](https://blog.linode.com/2018/01/03/cpu-vulnerabilities-meltdown-spectre/)'
 tags: ["security"]
+deprecated: true
 ---
 
 ## Summary

docs/guides/security/security-patches/patching-bash-for-the-shellshock-vulnerability/index.md

@@ -10,6 +10,7 @@ keywords: ["bash", "shellshock", "security", "patch", "ubuntu", "debian", "cento
 license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 tags: ["security"]
 aliases: ['/security/security-patches/patching-bash-for-the-shellshock-vulnerability/']
+deprecated: true
 ---
 
 Shellshock, or Bashdoor, is a vulnerability that was discovered on September 12th, 2014 and embargoed until September 24th when it was assigned the CVE identifier [CVE-2014-6271](http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-6271). The vulnerability pertains to Bash, which is a widely used Unix shell. This vulnerability affects all Linux distributions and allows remote execution of commands using environment variables.

docs/guides/security/security-patches/patching-glibc-for-the-ghost-vulnerability/index.md

@@ -12,6 +12,7 @@ external_resources:
  - '[CVE-2015-0235](http://www.openwall.com/lists/oss-security/2015/01/27/9)'
 tags: ["security"]
 aliases: ['/security/security-patches/patching-glibc-for-the-ghost-vulnerability/']
+deprecated: true
 ---
 
 GHOST is a vulnerability that was announced on January 27th 2015, which affects the glibc library on Linux systems.  This vulnerability affects all Linux distributions running versions of glibc older than 2.18, and exploits a buffer overflow in the `__nss_hostname_digits_dots()` function. This guide will tell you how to safely upgrade your Linux distributions and secure your Linode against the GHOST vulnerability.

docs/guides/security/security-patches/patching-openssl-for-the-heartbleed-vulnerability/index.md

@@ -12,6 +12,7 @@ license: '[CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0)'
 aliases: ['/security/patching-openssl-for-the-heartbleed-vulnerability/','/security/security-patches/patching-openssl-for-the-heartbleed-vulnerability/','/security/openssl-heartbleed/']
 external_resources:
  - '[Heartbleed.com](http://heartbleed.com/)'
+deprecated: true
 ---
 
 ![Patching OpenSSL for the Heartbleed Vulnerability](Patching_OpenSSL_for_the_Heartbleed_Vulnerability_smg.png "Patching OpenSSL for the Heartbleed Vulnerability")

docs/guides/security/upgrading/upgrade-to-ubuntu-16-04/index.md

@@ -15,6 +15,7 @@ relations:
         keywords:
             - distribution: Ubuntu 16.04
 aliases: ['/security/upgrading/upgrade-to-ubuntu-16-04/']
+deprecated: true
 ---
 
 ![Upgrade to Ubuntu 16.04](How_to_Upgrade_to_Ubuntu_smg.jpg)