http://g7ejphhubv5idbbu3hb3wawrs5adw7tkx7yjabnf65xtzztgg4hcsqqd.onion/html/links/dc-hda.html
Now in its 6th year HDA continues its mission to make DEF CON awesomely accessible. All persons with disabilities regardless of the severity, visibility, permanence or any other factor of their disability are to be treated with dignity and respect as per the DEF CON code of conduct.