Defcon QualsThis entry was posted in CTF Contests on December 10, 2013 by wodadmin Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: May 21, 2010 @ 2100 – May 24, 2010 @ 0400 2010-05-21T21:00:00+02:00 2010-05-24T04:00:00+02:00 Where: Online CTF Contests http://ddtek.biz/register.html