This repository contains the code, data and challenge descriptions for TU Delft CTF 2024, TU Delft's annual CTF competition. Some challenges also include solve scripts or instructions.
Solves and points are those from the end of the event, as points are based on solve count.
Category: crypto
| Name | Solves | Points |
|---|---|---|
| Obscure soup | 45 | 50 |
| Does size matter 2? | 44 | 50 |
| Does size matter? | 32 | 50 |
| 2TP | 32 | 50 |
| S3 | 19 | 85 |
| Does size matter 3? | 19 | 85 |
| Exotic Cookbook | 9 | 176 |
| Really Secure Arrangement | 9 | 176 |
| Proof by Coatiction | 2 | 419 |
| Good Luck, and Who Knows, Maybe Even Have a Little Bit Of Fun | 2 | 419 |
| Pumping Lemma | 1 | 500 |
| S4 | 1 | 500 |
| ECC-RSA | 0 | 500 |
| Marmots vs Multisignatures | 0 | 500 |
| A Random Game | 0 | 500 |
Category: forensics
| Name | Solves | Points |
|---|---|---|
| Bad Omen | 51 | 50 |
| Coati Intelligence Agency | 51 | 50 |
| Cybercrime Battle Royale | 48 | 50 |
| Argentina Adventures | 23 | 68 |
| Repo on the wire | 13 | 126 |
| Why Even Pretend? | 5 | 272 |
| CSE @ mach 1 | 2 | 419 |
| Naval Intervention | 0 | 500 |
| Enforced File Security | 0 | 500 |
| Membership | 0 | 500 |
Category: hardware
| Name | Solves | Points |
|---|---|---|
| Hello Hardware | 40 | 50 |
| Cool router | 16 | 102 |
| Entropy Encrypter | 9 | 176 |
| Black Box | 7 | 215 |
| Weary watchdog | 6 | 241 |
Category: misc
| Name | Solves | Points |
|---|---|---|
| Sanity Check | 50 | 50 |
| Printer | 49 | 50 |
| Broken Printer | 44 | 50 |
| My dog ate my homework | 36 | 50 |
| Catch them all! | 22 | 72 |
| Blind code | 22 | 72 |
| Academic Fraud | 9 | 176 |
| Shreksy | 5 | 272 |
| Chronic Flag Capturing Disease | 4 | 310 |
| Cattle | 3 | 357 |
| Albert | 3 | 357 |
| Albert's revenge | 0 | 500 |
Category: osint
| Name | Solves | Points |
|---|---|---|
| kaas? | 49 | 50 |
| Notepad in a Cloud | 48 | 50 |
Category: pwn
| Name | Solves | Points |
|---|---|---|
| Password Checker | 44 | 50 |
| Flowing Over | 16 | 102 |
| The PIE is a Lie | 7 | 215 |
| PIVOOOT!!! | 6 | 241 |
| Command Zoo | 5 | 272 |
| Printing & Copying | 2 | 419 |
| Architect | 1 | 500 |
| Heaps | 0 | 500 |
Category: reversing
| Name | Solves | Points |
|---|---|---|
| A cup of Java | 48 | 50 |
| A pot of Java | 47 | 50 |
| Flag creator | 39 | 50 |
| A jug of Java | 33 | 50 |
| Glasses | 27 | 57 |
| A jar of Java | 25 | 62 |
| Automated Cracking Computer | 3 | 357 |
| Lumberjack | 3 | 357 |
| Branchless Programming | 1 | 500 |
| Secret Ethereum Application | 0 | 500 |
Category: stego
| Name | Solves | Points |
|---|---|---|
| More than meets the eye | 48 | 50 |
| Good music | 35 | 50 |
| Weird flex, but ok | 12 | 136 |
| Live Nick Reaction | 2 | 419 |
Category: web
| Name | Solves | Points |
|---|---|---|
| Literally nothing | 49 | 50 |
| Spaghetti Quality Lookup | 48 | 50 |
| Whois as a Service | 48 | 50 |
| Webšop | 48 | 50 |
| Admin Panel A | 48 | 50 |
| Admin Panel B | 46 | 50 |
| RainCloud | 29 | 52 |
| Xitter v1 | 27 | 57 |
| Janky Wonky Thing | 26 | 59 |
| Apatche | 24 | 65 |
| The Charitable Webšop | 22 | 72 |
| Xitter v2 | 13 | 126 |
| Forensics Helper | 7 | 215 |
| Script Runner | 4 | 310 |
| The Resume of Mr. Balls | 1 | 500 |