Challenges

There is currently a total of 96 challenges available.
Do you want to contribute? Propose a challenge!

Challenge categories


Crypto
Crypto — 17 challenges
Attacks against bad implementations of well-known cryptosystems, poorly designed algorithms, side-channels...
Forensics
Forensics — 3 challenges
Digital investigations: dump analysis, data recovery, malware analysis
Misc
Misc — 6 challenges
Hax that doesn't fit anywhere else, mostly because it's not HTTP!
Pwning
Pwning — 44 challenges
Binary exploitation on user programs and against the kernel: from basic buffer overflows to advanced ROP and heap exploits.
Reversing
Reversing — 9 challenges
Reverse Engineering of binaries and bypass anti-RE techniques
Web
Web — 17 challenges
Attacks against Web applications, for both client-side and server-side vulnerabilities
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Some challenges require skills in more than one category. The tag mechanism allows you to search in other categories — including virtual categories — for challenges that require the skills that you want to practice. You can search challenges by tag using the select box below, or just browse them all here.

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