GCHQ

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English[edit]

Initialism[edit]

GCHQ

  1. Government Communications Headquarters, a British intelligence agency.
    • 2013, Ravi Gupta, ‎Hugh Brooks, Using Social Media for Global Security (page 190)
      For the challenge, GCHQ posted a code at www.canyoucrackit.co.uk and invited British citizens to solve it. The code consisted of 160 letters and numbers arranged in a rectangular display.

See also[edit]