NOVA21. Sezon Görsel ekleBölüm numarası1CodebreakersOverviewNOVA delves into the history of secret communications and the people who wrack their brains to decipher them. The program probes the most celebrated of all cryptographic coups: the breaking of the World War II codes used by Japan and Germany and how codebreaking helped shorten the war.Air dateJanuary 18, 1994Runtime (min)60