#aes-cbc CTF challenges
8 CTF challenges using aes-cbc from 8 CTFs (2021–2026), 8 with writeups. Mostly Crypto (75%) and Misc (25%).
Often combined with
#bit-flipping 2 #padding-oracle 2 #partial-key-bruteforce 1 #iv-recovery 1 #bit-flipping-attack 1 #marshal-bytecode 1 #malware-c2 1 #pyinstaller 1 #numpy-mt19937 1 #seed-bruteforce 1 #legendre-symbol 1 #oblivious-transfer 1
Challenges
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| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| ot_or_not_ot | zer0pts 2021 | 24.56 | Crypto | files wu 2 |
| keybase | Crypto 2021 | 36.00 | Misc | files wu 2 |
| What_the_Flip | DawgCTF 2021 | 23.29 | Crypto | files wu 2 |
| Tsukis_Rhythm_Game | R3CTF 2026 | 35.95 | Misc | files wu 1 |
| ComicallyBadCrypto | PatriotCTF 2022 | 24.52 | Crypto | files wu 1 |
| PADGROUNDS | TFC 2024 | – | Crypto | files wu 1 |
| import_numpy_as_MT | Zh3r0 2021 | – | Crypto | files src wu 1 |
| Blocked1 | WolvCTF 2024 | 35.25 | Crypto | files wu 1 |