2020from the authors’ own sites
Ecw Quals 2020
2 challenges with 2 published solutions between them. The writeups for this event were found on the authors’ own sites.
Where these writeups liveReverse engineering2
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
Antirdroid
1 official solutionAlso written up in: ctf.0xff.re
Windtalkers
1 official solutionAlso written up in: ctf.0xff.re