2024weight 20.02C0nclav3
The Hacker Conclave
2 challenges with 2 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 CTFtimeForensics1
Recover something from a file, a capture, or a disk image - often from a part of it the format says is unused.
Solve it with:File type identifier by magic bytesMagic byte and file signature tablePCAP analyzer for CTF network forensicsEXIF metadata viewerLearn: File forensics and carvingLearn: Network forensics
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.
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