WhiteHat Challenge 04
6 challenges with 6 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 CTFtimeCryptography2
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.
- cryptography
Same technique in picoCTF: StegoRSA, Timestamped Secrets, AES-ABC
- aes
- crypto
Same technique in picoCTF: Timestamped Secrets, AES-ABC, Compress and Attack
Web1
Reach data or functionality the application meant to keep from you - through its inputs, its tokens, or its trust in the client.
- python
- sqlinjection
- session
Same technique in picoCTF: Irish-Name-Repo 3, More SQLi, Secret Box
Binary exploitation1
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
- pwnable
Same technique in picoCTF: Guessing Game 1, x-sixty-what, format string 3
Forensics1
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
Misc1
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
- miscellaneous
Same technique in picoCTF: Permissions, Specialer, Codebook