2022found by harvest
Winja CTF | Nullcon Berlin 2022
2 challenges with 2 published solutions between them. No writeups were ever filed against this event's listing, so its solutions were found in public repositories instead. Each link is pinned to the commit it was read from.
The event listingUncategorised1
The upstream scoreboard did not say, so neither do we.
AD Category
1 official solutionAlso written up in: AbdullahRizwan101/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
Vault
1 official solutionAlso written up in: lasq88/CTF