Documentary that reveals the secret story behind one of the greatest intellectual feats of World War II, a feat that gave birth to the digital age. In 1943, a 24-year-old math@大香线蕉视频在线观看6@s student and a GPO engineer combined to hack into Hitler's personal super-code machine - not Enigma but an even tougher system, which he called his 'sec@结婚以后温教授po海棠@rets writer'. Their break turned the Battle of Kursk, powered the D-day landings and orchestrated the end@双城计中计在线观看@ of the conflict in Europe. But it was also to be used during the Cold War - which meant both men's achievements were hushed up and never officially recognised.