19 challenges Attacks against bad implementations of well-known cryptosystems, poorly designed algorithms, side-channels...
3 challenges Digital investigations: dump analysis, data recovery, malware analysis
6 challenges Hax that doesn't fit anywhere else, mostly because it's not HTTP!
44 challenges Binary exploitation on user programs and against the kernel: from basic buffer overflows to advanced ROP and heap exploits.
9 challenges Reverse Engineering of binaries and bypass anti-RE techniques
17 challenges Attacks against Web applications, for both client-side and server-side vulnerabilities
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