DEFCON 6

• DEFCON CTF 2017 Quals -- badint 2017-05-02
• DEFCON CTF 2017 Quals -- peROPdo 2017-05-02
• DEFCON CTF 2015 Quals -- wibbly-wobbly-timey-wimey 2015-05-24
• DEFCON CTF 2015 Quals -- catwestern 2015-05-24
• DEFCON CTF 2015 Quals -- mathwhiz 2015-05-23
• DEFCON CTF 2015 Quals -- r0pbaby 2015-05-23