BERLIN, GERMANY - DECEMBER 27: A particpant checks a circuit board next to an oscilloscope on the first day of the 28th Chaos Communication Congress (28C3) - Behind Enemy Lines computer hacker conference on December 27, 2011 in Berlin, Germany. The Chaos Computer Club is Europe's biggest network of computer hackers and its annual congress draws up to 3,000 participants. (Photo by Adam Berry/Getty Images)