Codebreaker Who Hacked Hitler, The
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Gordon Welchman was a British codebreaker who played a crucial role in undermining Nazi communications in WWII. Welchman’s legacy is significant: his pioneering work led to the modern secret surveillance state, and to the use of metadata - as exposed by whistleblower Edward Snowden. He is the forgotten genius of Bletchley Park.
Arrow International Media/BBC