Dan Kaminsky delivers a keynote speech at Defcon 17

Wednesday, July 29th, 2009 at 3:19:51 PM · Photo Archive/2009/defcon_17

Dan Kaminsky, sporting a black T-shirt and necklace, addresses the crowd from the podium using a microphone at Defcon 17 in 2009. The wooden plywood backdrop and electrical equipment in the background emphasize the tech-centric theme of the event.