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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. Signals intelligence - Wikipedia

    en.wikipedia.org/wiki/Signals_intelligence

    Signals intelligence (SIGINT) is the act and field of intelligence-gathering by interception of signals, whether communications between people (communications intelligence—abbreviated to COMINT) or from electronic signals not directly used in communication (electronic intelligence—abbreviated to ELINT). [1]

  4. 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 ...

  5. 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 ...

  6. ECHELON - Wikipedia

    en.wikipedia.org/wiki/ECHELON

    ECHELON, originally a secret government code name, is a surveillance program (signals intelligence/SIGINT collection and analysis network) operated by the five signatory states to the UKUSA Security Agreement: [1] Australia, Canada, New Zealand, the United Kingdom and the United States, also known as the Five Eyes.

  7. AN/FRD-10 - Wikipedia

    en.wikipedia.org/wiki/AN/FRD-10

    The AN/FRD-10 is a United States Navy circularly disposed antenna array (CDAA), built at a number of locations during the Cold War for high frequency radio direction finding and signals intelligence. In the Joint Electronics Type Designation System , FRD stands for fixed ground, radio, direction finding. 14 sites were originally constructed as ...

  8. Category:Signals intelligence - Wikipedia

    en.wikipedia.org/wiki/Category:Signals_intelligence

    Sentient (intelligence analysis system) SEXINT; USNS Sgt. Joseph E. Muller; Shaanxi Y-9JZ; Short-range agent communications; SIGINT Activity Designator; Signals intelligence by alliances, nations and industries; Signals intelligence in modern history; US signals intelligence in the Cold War; 2011 Slovenian YouTube incident; SOSUS; Special ...

  9. 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.