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  2. US signals intelligence in the Cold War - Wikipedia

    en.wikipedia.org/wiki/US_signals_intelligence_in...

    After the end of World War II, all the Western allies began a rapid drawdown of military forces, including those of signals intelligence. At the time, the US still had a COMINT organization split between the Army and Navy. [1] A 1946 plan listed Russia, China, and a [redacted] country as high-priority targets.

  3. United States Army Security Agency - Wikipedia

    en.wikipedia.org/wiki/United_States_Army...

    The United States Army Security Agency (ASA) was the United States Army's signals intelligence branch from 1945 to 1977. [1] The Latin motto of the Army Security Agency was Semper Vigilis (Vigilant Always), which echoes the declaration, often mistakenly attributed to Thomas Jefferson, that "The price of liberty is eternal vigilance." [2] [3]

  4. United States Air Force Security Service - Wikipedia

    en.wikipedia.org/wiki/United_States_Air_Force...

    Air Intelligence Agency was redesignated as a Primary Subordinate Unit (PSU) subordinate to Air Combat Command) on 1 February 2001. [2] Air Intelligence Agency was redesignated as the Air Force Intelligence, Surveillance, and Reconnaissance Agency on 8 June 2007 (and became a FOA again, subordinate to HQ, USAF/Intelligence Directorate (HAF/XOI ...

  5. Signals intelligence - Wikipedia

    en.wikipedia.org/wiki/Signals_intelligence

    Electronic signals intelligence (ELINT) refers to intelligence-gathering by use of electronic sensors. Its primary focus lies on non-communications signals intelligence. The Joint Chiefs of Staff define it as "Technical and geolocation intelligence derived from foreign noncommunications electromagnetic radiations emanating from sources other ...

  6. Signals intelligence operational platforms by nation - Wikipedia

    en.wikipedia.org/wiki/Signals_intelligence...

    A United States Air Force Boeing RC-135 aircraft in flight Royal Air Force Hawker Siddeley Nimrod A52 Oste, an Oste class ELINT and reconnaissance ship, of the German Navy. Signals intelligence operational platforms are employed by nations to collect signals intelligence, which is intelligence-gathering by interception of signals, whether between people (i.e., COMINT or communications ...

  7. List of intelligence gathering disciplines - Wikipedia

    en.wikipedia.org/wiki/List_of_intelligence...

    Prisoners of war (POWs) or detainees; Refugees; Routine patrolling (military police, patrols, etc.) Traveler debriefing [broken anchor] (e.g. CIA Domestic Contact Service) MI6 is often thought to use human intelligence to operate in different countries or Britain itself to protect the country from global affairs. However, this is usually ...

  8. Signals intelligence by alliances, nations and industries

    en.wikipedia.org/wiki/Signals_intelligence_by...

    After the end of the Cold War, Germany treated military-related SIGINT differently from other nations, making it a part of the defense-wide electronic warfare organization rather than an intelligence organization. The first unit was set up in Osnabruck in 1957.

  9. British intelligence agencies - Wikipedia

    en.wikipedia.org/wiki/British_intelligence_agencies

    Defence Intelligence and the Cold War: Britain's Joint Intelligence Bureau 1945-1964. Oxford University Press. ISBN 978-0199657025. Hinsley, Sir Harry (1996) [1993], The Influence of ULTRA in the Second World War (PDF) Transcript of a lecture given on Tuesday 19 October 1993 at Cambridge University; Johnson, John (1997).