He was thus the first GCHQ director not to have worked at Bletchley Park.
Dishfire (stylised DISHFIRE) is a covert global surveillance collection system and database run by the United States of America's National Security Agency (NSA) and the United Kingdom's Government Communications Headquarters (GCHQ) that collects hundreds of millions of text messages on a daily basis from around the world.
When, a few years later, Diffie and Hellman published their 1976 paper, and shortly after that Rivest, Shamir, and Adleman announced their algorithm, Cocks, Ellis, and Williamson suggested that GCHQ announce that they had previously developed both.
Shortly after, the couple left GCHQ due to Jock's ill health, and moved to Crail, Fife.
Although widely regarded as a liberal, he upheld the blasphemy conviction of Gay News (1979), punctured the GLC's Fares Fair low-cost public transport policy (1981), and supported the banning of trade unions at GCHQ (1985).
Iain Lobban, Director of British intelligence gathering facility GCHQ
Horwood is the son of Don Horwood (1920–2004) and his wife Nina (born 1924), both formerly officers of GCHQ and before that of its wartime predecessor at Bletchley Park.
After the re-discovery and commercial use of PKI by Rivest, Shamir, Diffie and others, the British government considered releasing the records of GCHQ's successes in this field.
In 2004 the chairman of the Commons Public Accounts Committee, Edward Leigh, criticised the increasing cost of GCHQ's move to the Doughnut.
The film opens on Remembrance Day in Whitehall, as the war veterans line up to walk past the Cenotaph, then moves back to a conversation between Frank and his son at Robert's flat some months earlier, where Robert tells Frank that strange things are happening at GCHQ, and he's planning on leaving and marrying an older woman called Cynthia (Felicity Dean) with whom he's fallen in love.
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His bright but naive and idealistic son, Robert (Nigel Havers), works as a linguist at GCHQ a top secret British intelligence listening station, using his love of Russian to listen to various pieces of communication on the other side of the Iron Curtain.