Government Communications Headquarters
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British signals intelligence (sigint) agency.
People
Directors
- Sir Leonard Hooper 1965-1973
- Sir Arthur Bonsall 1973-1978
- Sir Brian Tovey - 1978-1983
- Sir Peter Marychurch - 1983-1989
- Sir John Adye - 1989-1996
- Sir David Omand - 1996-1997
- Sir Kevin Tebbit - 1998
- Sir Francis Richards - 1998-2003
- Sir David Pepper - 2003-2008