http://g7ejphhubv5idbbu3hb3wawrs5adw7tkx7yjabnf65xtzztgg4hcsqqd.onion/html/defcon-20/dc-20-cfp.html
Examples include research, announcements, group presentations, projects needing volunteers or testers, requests for comments, updates on previously given talks, quick demonstrations. You get the idea. Presenters will get a speaker badge which entitles them to free admittance to DEF CON, but we will be unable to pay an Honorarium.