XeroCTF 2022 - Teaser
6 challenges with 7 published community solutions between them. Solution links go to CTFtime’s task page, which aggregates every writeup for a challenge - individual blog posts rot, the aggregator does not.
Full task list on CTFtimeCryptography4
Recover a plaintext or a key from something that was supposed to protect it. In practice: identify the scheme, find the parameter the author got wrong, exploit it.
- crypto
- cryptography
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, AES-ABC
- cryptography
- distribution-analysis
- crypto
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, AES-ABC
- cryptography
- steganography
- crypto
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, AES-ABC
- cryptography-rsa
- cryptography
- crypto
- rsa
Same technique in picoCTF: It's Not My Fault 2, StegoRSA, john_pollard
Misc1
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
- miscellaneous
- misc
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Uncategorised1
The upstream scoreboard did not say, so neither do we.
Also written up in: KooroshRZ/CTF-Writeups