2019from public repositories
Hacker class compfest 2019
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 liveUncategorised3
The upstream scoreboard did not say, so neither do we.
Gedebug
1 official solutionAlso written up in: muhammadhendro/CTF-Writeups
Guess The Number
1 official solutionAlso written up in: muhammadhendro/CTF-Writeups
Secret Message
1 official solutionAlso written up in: muhammadhendro/CTF-Writeups
Binary exploitation1
Turn a memory-safety bug in a native binary into control of execution. Usually a stack overflow, a format string, or a heap primitive.
Solve it with:ROP gadget finderShellcode assembler and libraryCyclic pattern generator and offset finderFormat string exploit builderLearn: Binary exploitation
Also written up in: ChaO-0/WriteUps