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Watch NOVA Season 21 Online

  • 6.9/10
  • COUNTRIES: United States of America
  • Subtitles: English

NOVA 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.