Behind the Enigma: The Authorised History of GCHQ, Britain’s Secret Cyber-Intelligence Agency

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  • ISBN: 1526605465
  • Author: John Ferris
  • Publisher: John Ferris
  • Genre: Biography
  • Date: Unknown
  • Pages: Unknown
  • Language: English

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You know about MI5. You know about MI6. Now uncover the mystery behind Britain’s most secretive intelligence agency, in the first ever authorised history of GCHQ.For a hundred years, GCHQ – Government Communications Headquarters – has been at the forefront of innovation in national …