2022from public repositories
Play.Duc.Tf 2022
4 challenges with 4 published solutions between them. The writeups for this event were found in public repositories. Each link is pinned to the commit it was read from.
Where these writeups liveMisc2
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
2022 Flag Gen Ext
1 official solutionAlso written up in: maulvialf/CTF-Challs-Archive
Intern Tries Blender
1 official solutionAlso written up in: maulvialf/CTF-Challs-Archive
Reverse engineering1
Work out what a compiled program does without its source, then work backwards from the check to the input that passes it.
Solve it with:Strings extractor for binaries and blobsWebAssembly disassemblerJava .class disassemblerPython .pyc bytecode disassemblerLearn: Binary exploitation
Chall
1 official solutionAlso written up in: maulvialf/CTF-Challs-Archive
OSINT1
Answer a question about the real world from public sources. The work is pivoting between identifiers, not exploiting anything.
This Takes Me Back
1 official solutionAlso written up in: maulvialf/CTF-Challs-Archive