Hackers Gather For Annual CCC Congress

HAMBURG, GERMANY - DECEMBER 28: A participant sits with his laptop computer behind an array of ping-pong balls illuminated by leds at the 31st annual Chaos Communication Congress on December 28, 2014 in Hamburg, Germany. The annual congress is organized by the Chaos Computer Club, Europe's biggest association of computer hackers that has its own code of ethics and in its annual congress seeks to address issues related to society, surveillance, privacy, freedom of information and security. (Photo by Patrick Lux/Getty Images)