• Thumbnail for GCHQ
    Government Communications Headquarters (GCHQ) is an intelligence and security organisation responsible for providing signals intelligence (SIGINT) and...
    90 KB (8,892 words) - 16:29, 5 December 2024
  • is a British linguist who worked as a translator for the Government Communications Headquarters (GCHQ). In 2003, she leaked top-secret information to The...
    24 KB (2,224 words) - 02:01, 18 November 2024
  • Director of the Government Communications Headquarters is the highest-ranking official in the Government Communications Headquarters (GCHQ), a British...
    7 KB (526 words) - 13:47, 18 April 2024
  • Thumbnail for MI5
    machinery alongside the Secret Intelligence Service (MI6), Government Communications Headquarters (GCHQ), and Defence Intelligence (DI). MI5 is directed by...
    71 KB (7,838 words) - 16:33, 23 December 2024
  • Thumbnail for RAF Menwith Hill
    RAF Menwith Hill (category Wikipedia articles incorporating text from public domain works of the United States Government)
    authorities, with support provided by around 400 staff from Government Communications Headquarters (GCHQ), in addition to United States Air Force (USAF) and...
    35 KB (3,582 words) - 01:15, 19 October 2024
  • British intelligence agencies (category Government agencies of the United Kingdom)
    (MI5), the Government Communications Headquarters (GCHQ) and Defence Intelligence (DI). The agencies are organised under three government departments...
    29 KB (2,810 words) - 18:09, 15 November 2024
  • Thumbnail for Clifford Cocks
    In the early 1970s, while working at the United Kingdom Government Communications Headquarters (GCHQ), he developed an early public-key cryptography (PKC)...
    11 KB (1,032 words) - 15:12, 22 September 2024
  • Thumbnail for Communications Security Establishment
    CST), formerly (from 2008-2014) called the Communications Security Establishment Canada (CSEC), is the Government of Canada's national cryptologic agency...
    54 KB (5,115 words) - 03:59, 24 November 2024
  • An equivalent system was developed secretly in 1973 at Government Communications Headquarters (GCHQ), the British signals intelligence agency, by the...
    60 KB (7,799 words) - 13:57, 13 December 2024
  • MI1 (category Military communications of the United Kingdom)
    inter-service Government Code and Cypher School (GC&CS), which subsequently developed into the Government Communications Headquarters (GCHQ) at Cheltenham...
    2 KB (237 words) - 17:06, 22 September 2024
  • Thumbnail for MI6
    Unlike its main sister agencies, Security Service (MI5) and Government Communications Headquarters (GCHQ), SIS works exclusively in foreign intelligence gathering;...
    117 KB (14,313 words) - 21:22, 20 December 2024
  • Thumbnail for Intelligence Services Act 1994
    provision about the Secret Intelligence Service and the Government Communications Headquarters, including provision for the issue of warrants and authorisations...
    10 KB (911 words) - 08:27, 11 May 2024
  • Thumbnail for GCHQ Scarborough
    House. In 1965, ACSWS was transferred to the control of the Government Communications Headquarters (GCHQ), and became part of a network known as the Composite...
    9 KB (900 words) - 10:30, 2 April 2023
  • Thumbnail for Crypto AG
    intelligence agencies, the National Security Agency (NSA), the Government Communications Headquarters (GCHQ), and the BND, respectively. Crypto AG sold equipment...
    27 KB (2,609 words) - 12:04, 13 November 2024
  • Thumbnail for MUSCULAR
    MUSCULAR (category Secret government programs)
    of a surveillance program jointly operated by Britain's Government Communications Headquarters (GCHQ) and the U.S. National Security Agency (NSA) that...
    12 KB (1,105 words) - 16:00, 17 August 2023
  • Jeremy Fleming (category Directors of the Government Communications Headquarters)
    Sir Jeremy Ian Fleming KCMG CB was the Director of the Government Communications Headquarters, the UK's intelligence, cyber and security agency. He was...
    14 KB (1,236 words) - 06:27, 16 December 2024
  • Thumbnail for ECHELON
    ECHELON (category Government databases in the United States)
    states: the Government Communications Headquarters of the United Kingdom, the National Security Agency of the United States, the Communications Security...
    66 KB (5,468 words) - 15:56, 12 November 2024
  • Thumbnail for Mass surveillance in the United Kingdom
    breaking during World War II. In the post-war period, the Government Communications Headquarters (GCHQ) was formed and participated in programmes such as...
    69 KB (7,376 words) - 22:06, 12 September 2024
  • Thumbnail for SIS Building
    the headquarters of MI5, the British domestic intelligence agency The Doughnut – the headquarters of the Government Communications Headquarters (GCHQ)...
    22 KB (2,011 words) - 21:32, 10 December 2024
  • to act as liaison to the cyber crimes unit in the UK's Government Communications Headquarters, quickly antagonising the unit's chief with his brash style...
    11 KB (578 words) - 22:37, 8 December 2024
  • Thumbnail for Cheltenham
    and electronics businesses. The Government's electronic surveillance operation Government Communications Headquarters (GCHQ), known for its "doughnut-shaped"...
    66 KB (5,977 words) - 11:54, 16 December 2024
  • Thumbnail for UKUSA Agreement
    UKUSA Agreement (category Government databases in the United States)
    Agreement connected the signal intercept networks of the UK Government Communications Headquarters (GCHQ) and the US National Security Agency (NSA) at the...
    55 KB (4,071 words) - 15:34, 14 August 2024
  • Thumbnail for Emergency Government Headquarters
    -76.0499409 Emergency Government Headquarters is the name given for a system of nuclear fallout shelters built by the Government of Canada in the 1950s...
    15 KB (899 words) - 07:10, 8 November 2024
  • Threat Research Intelligence Group (JTRIG) is a unit of the Government Communications Headquarters (GCHQ), the British intelligence agency. The existence of...
    9 KB (937 words) - 07:43, 29 November 2024
  • Thumbnail for Chief of the Secret Intelligence Service
    Chiefs have been: Director General of MI5 Director of the Government Communications Headquarters "The Chief". Secret Intelligence Service. Archived from...
    13 KB (913 words) - 04:09, 22 November 2024
  • Thumbnail for Tempora
    Tempora (category Secret government programs)
    is used by the British Government Communications Headquarters (GCHQ). This system is used to buffer most Internet communications that are extracted from...
    12 KB (1,271 words) - 13:54, 25 September 2024
  • Operation Socialist (category Secret government programs)
    the code name given by the British signals and communications agency Government Communications Headquarters (GCHQ) to an operation in which GCHQ successfully...
    4 KB (304 words) - 04:12, 9 April 2024
  • Thumbnail for The Doughnut
    (due to its resemblance to a doughnut) to the headquarters of the Government Communications Headquarters (GCHQ), a British cryptography and intelligence...
    27 KB (2,384 words) - 22:37, 6 December 2024
  • CESG may refer to: Communications-Electronics Security Group, a group within the UK Government Communications Headquarters (GCHQ) Canada Education Savings...
    225 bytes (57 words) - 12:02, 10 October 2013
  • Thumbnail for Director General of MI5
    Chief of the Secret Intelligence Service Director of the Government Communications Headquarters "Former Directors General". Retrieved 25 October 2014. "Oswald...
    3 KB (213 words) - 18:11, 21 December 2024