TAMUctf 2021
25 challenges with 38 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 CTFtimeMisc17
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: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Codebook, convertme.py, Bases
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
pwgen
1 writeupSame technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Same technique in picoCTF: Permissions, Specialer, Codebook
Cryptography2
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: StegoRSA, john_pollard, rsa_oracle
Same technique in picoCTF: StegoRSA, Timestamped Secrets, AES-ABC
Web2
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
Same technique in picoCTF: Client-side-again, dont-use-client-side, Irish-Name-Repo 3
Same technique in picoCTF: Client-side-again, dont-use-client-side, Irish-Name-Repo 3
Binary exploitation2
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
- gdb
- gdbscript
- pwn
Same technique in picoCTF: Guessing Game 1, x-sixty-what, format string 3
Same technique in picoCTF: Binary Gauntlet 2, ropfu, solfire
Forensics2
Recover something from a file, a capture, or a disk image - often from a part of it the format says is unused.
Same technique in picoCTF: FindAndOpen, c0rrupt, extensions
- forensics
Same technique in picoCTF: FindAndOpen, c0rrupt, extensions