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  2. The agency was originally established as the Defense Investigative Service and was created on January 1, 1972. [2] In 1999, the agency changed its name to the Defense Security Service. [3]

  3. The Defense Counterintelligence and Human Intelligence Center (DCHC) is a component of the United States Defense Intelligence Agency.It is mandated to manage, develop and execute U.S. Department of Defense counterintelligence and human intelligence activities worldwide; [1] it's also responsible for oversight for training, doctrine, policy, information technology architecture, planning and ...

  4. United States Army Counterintelligence - Wikipedia

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

    United States Army Counterintelligence (ACI) is the component of United States Army Military Intelligence which conducts counterintelligence (CI) activities to detect, identify, assess, counter, exploit and/or neutralize adversarial, foreign intelligence services, international terrorist organizations, and insider threats to the United States Army and U.S. Department of Defense (DoD), [1] with ...

  5. Counter-intelligence and counter-terrorism organizations

    en.wikipedia.org/wiki/Counter-intelligence_and...

    Nations differ in how they implement their system of counter-intelligence and counter-terrorism organizations. This page summarizes several countries' models as examples. As a response to global terror, the United States Department of Defense has created and implemented various special operations forces in the Air Force, Army, Navy, and Marine ...

  6. United States security clearance - Wikipedia

    en.wikipedia.org/wiki/United_States_security...

    The Defense Counterintelligence and Security Agency is the primary security agency [39] that conducts background investigations for the Federal Government, conducting 95% of all background investigations for over 100 agencies and conducting approximately 2 million background investigations each year. [citation needed]

  7. List of intelligence agencies - Wikipedia

    en.wikipedia.org/wiki/List_of_intelligence_agencies

    Secretariat of National Defense (SEDENA) 2nd Section of the National Defense Intelligence Staff (SEDENA S-2 – Seccion 2da: Inteligencia del Estado Mayor) Military Intelligence – National Defense Ministry (Inteligencia Militar – SEDENA / Ejercito y Fuerza Aerea) Mexican Navy. Naval Intelligence - (Inteligencia Naval / SEMAR / Marina Armada)

  8. DIA's Defense Counterintelligence and Human Intelligence Center (DCHC) Diplomatic Security Service (DSS), U.S. Department of State (DS/ICI/CI) Naval Criminal Investigative Service (NCIS, formerly NIS) United States Marine Corps Counterintelligence; Office of the National Counterintelligence Executive (ONCIX) Central Intelligence Agency (CIA)

  9. DCSA - Wikipedia

    en.wikipedia.org/wiki/DCSA

    Defense Counterintelligence and Security Agency, a US security agency Defence Communication Services Agency , a former UK military agency Topics referred to by the same term