DEF CON CTF Qualifier 2013This entry was posted in CTF Contests on June 15, 2014 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: June 15, 2013 – June 16, 2013 all-day 2013-06-15T00:00:00+00:00 2013-06-17T00:00:00+00:00 CTF Contests