BlueHens CTF 2026
9 challenges with 10 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 CTFtimeMisc4
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Same technique in picoCTF: PW Crack 2, Permissions, Specialer
Uncategorised4
The upstream scoreboard did not say, so neither do we.
Awkward
1 official solutionAlso written up in: danghieu0411/CTF-WriteUp
HenCanType
1 official solutionAlso written up in: danghieu0411/CTF-WriteUp
NameCalling
1 official solutionAlso written up in: danghieu0411/CTF-WriteUp
Red Hear Ing
1 official solutionAlso written up in: danghieu0411/CTF-WriteUp
Cryptography1
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.
Same technique in picoCTF: Custom encryption, XtraORdinary, It's Not My Fault 2