Defense Counterintelligence and Security Agency

Not to be confused with Defense Security Cooperation Agency, National Counterintelligence and Security Center, Defence Communication Services Agency, or Defense Criminal Investigative Service.

Defense Counterintelligence and Security Agency
Seal of the Defense Counterintelligence and Security Agency
Special agent's badge of the Defense Counterintelligence and Security Agency
Agency overview
Formed30 September 2019; 5 years ago (2019-09-30)
Preceding agencies
  • Defense Investigative Service (DIS) (1972–1999)
  • Defense Security Service (DSS) (1999–2019)
TypeSecurity Agency
JurisdictionUnited States
HeadquartersMarine Corps Base Quantico, Virginia, U.S.
Agency executive
Parent departmentUnited States Department of Defense
Websitewww.dcsa.mil
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The Defense Counterintelligence and Security Agency (DCSA) is a federal security and defense agency of the United States Department of Defense (DoD) that reports to the Under Secretary of Defense for Intelligence.[1] DCSA is the largest counterintelligence and security agency in the federal government and is responsible for providing personnel vetting, critical technology protection, counterintelligence, training, education and certification. DCSA services over 100 federal entities, oversees 10,000 cleared companies, and conducts approximately 2 million background investigations each year.

  1. ^ "Defense Counterintelligence and Security Agency: About Us". Retrieved February 2, 2022.