$ ctf42

#binary CTF challenges

2 CTF challenges using binary from 2 CTFs (2021–2023), 2 with writeups.

Crypto · 2

Often combined with

#vigenere-cipher 1 #signal-flag-decoding 1 #rot13 1 #multi-layer-encoding 1 #hex 1

Challenges

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Challenge CTF Weight Category Has
Sailing_Thru_Decryption BCACTF 2021 – Crypto files wu 2
B1Tz_and_B0tZ DEADFACE 2023 – Crypto files wu 1