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Every CTF
2013weight 90.00Legitimate Business Syndicate

DEF CON CTF Qualifier 2013

21 challenges with 63 published community solutions between them. Solution links go to CTFtime’s task page, which aggregates every writeup for a challenge - individual blog posts rot, the aggregator does not.

Full task list on CTFtime

Misc21

Everything that fits no other box: esolangs, puzzles, scripting exercises, and the jail escapes that have not yet earned their own category.

Other 2013 events