2021weight 10.33Trend Micro
Trend Micro CTF 2021 - Raimund Genes Cup - Online Qualifier
3 challenges with 3 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 CTFtimeOSINT2
Answer a question about the real world from public sources. The work is pivoting between identifiers, not exploiting anything.
- osint
Same technique in picoCTF: Permissions, Specialer, Codebook
- osint
Same technique in picoCTF: Permissions, Specialer, Codebook
Misc1
Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.
Solve it with:Brainfuck and esolang decoderCipher identifier and automatic decoderRegex tester with match offsets and capture groupsLearn: Recognising encodings
Same technique in picoCTF: Permissions, Specialer, Codebook