Challenges
4483 challenges · browse all techniques
| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| too_many_primes | UIUCTF 2025 | – | Crypto | files wu 1 |
| XOR_101 | squ1rrel 2025 | 24.25 | Crypto | files wu 1 |
| curved-mvm | x3ctf 2025 | – | Crypto | files wu 1 |
| man_vs_matrix | x3ctf 2025 | – | Crypto | files wu 1 |
| Encryptor_Shop | BCACTF 2024 | – | Crypto | files wu 1 |
| RSAEncrypter | BCACTF 2024 | – | Crypto | files wu 1 |
| Time_Skip | BCACTF 2024 | – | Crypto | files wu 1 |
| Vinegar_Times_3 | BCACTF 2024 | – | Crypto | files wu 1 |
| I_Like_McDonalds | BackdoorCTF 2024 | – | Crypto | files wu 1 |
| rps_casino | DiceCTF 2024 Quals | 54.40 | Crypto | files wu 2 |
| winter | DiceCTF 2024 Quals | 54.40 | Crypto | files wu 3 |
| yaonet | DiceCTF 2024 Quals | 54.40 | Crypto | files wu 1 |
| my_array_generator | DownUnderCTF 2024 | 68.04 | Crypto | files src wu 1 |
| shufflebox | DownUnderCTF 2024 | 68.04 | Crypto | files src wu 1 |
| Gleamering_Star | HITCON 2024 Quals | 100.00 | Crypto | files wu 1 |
| base64 | ImaginaryCTF 2024 | 49.81 | Crypto | files src wu 2 |
| dhash | IrisCTF 2024 | 24.59 | Crypto | files wu 1 |
| Attn_Agents | JerseyCTF 2024 | 21.26 | Crypto | files wu 1 |
| Crack_a_Mateo | JerseyCTF 2024 | 21.26 | Crypto | files wu 1 |
| adveRSAry | JerseyCTF 2024 | 21.26 | Crypto | files wu 1 |
| mutant_mayhem | JerseyCTF 2024 | 21.26 | Crypto | files wu 1 |
| very_hot | LA 2024 | – | Crypto | files wu 2 |
| What_next | Mapna 2024 | 24.59 | Crypto | files wu 2 |
| Broken_OTP | N0PSctf 2024 | 24.34 | Crypto | files wu 2 |
| CCCCC | TFC 2024 | – | Crypto | files wu 1 |
| PADGROUNDS | TFC 2024 | – | Crypto | files wu 1 |
| Key_in_a_Haystack | UIUCTF 2024 | – | Crypto | files wu 1 |
| Naptime | UIUCTF 2024 | – | Crypto | files wu 1 |
| Without_a_Trace | UIUCTF 2024 | – | Crypto | files wu 1 |
| X_Marked_the_Spot | UIUCTF 2024 | – | Crypto | files wu 2 |
| Third_Times_the_Charm | UMassCTF 2024 | 43.10 | Crypto | files wu 2 |
| Clever_Thinking | UofTCTF 2024 | 23.90 | Crypto | files wu 1 |
| Export_Grade_Cipher | UofTCTF 2024 | 23.90 | Crypto | files wu 1 |
| Pianoman | UofTCTF 2024 | 23.90 | Crypto | files wu 2 |
| Wheel_Barrow | UofTCTF 2024 | 23.90 | Crypto | files wu 2 |
| repeat | UofTCTF 2024 | 23.90 | Crypto | files wu 3 |
| PQ | VolgaCTF 2024 Quals | 35.91 | Crypto | files wu 1 |
| Blocked1 | WolvCTF 2024 | 35.25 | Crypto | files wu 1 |
| Blocked2 | WolvCTF 2024 | 35.25 | Crypto | files wu 1 |
| Limited_1 | WolvCTF 2024 | 35.25 | Crypto | files wu 3 |