Walter Belgers
Walter Belgers is an honorary member of TOOOL, the Open Organisation of Lockpickers, and NLUUG, the Dutch UNIX Users Group. He has worked in IT security for all his life variously as a penetration tester, general hacker, and now security officer at Philips, and holds an M.Sc. in computing science. He also co-invented a microcomputer without a microprocessor, and in his spare time enjoys drifting and rally driving, sailing, reading, traveling, and photography.