2025from public repositories
Shutlock ctf 2025
3 challenges with 3 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 liveUncategorised2
The upstream scoreboard did not say, so neither do we.
As cool as xor (Crypto)
1 official solutionAlso written up in: Kir-w/CTF-writeups
Find The Lab (OSINT)
1 official solutionAlso written up in: Kir-w/CTF-writeups
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
Not Fair
1 official solutionAlso written up in: Yopaman/CTF-writeups