Security Service or security service may refer to:

Government

  • Security agency, a nation's institution for intelligence gathering
  • List of security agencies (MI5, NSA, KGB, etc.)
  • (SD), Nazi German agency which translates as "Security Service"
  • MI5, also called the Security Service, the United Kingdom's counter-intelligence and security agency
  • United States Air Force Security Service, a former designation of the US Air Force Intelligence, Surveillance and Reconnaissance Agency
  • RCMP Security Service, the Royal Canadian Mounted Police's political intelligence branch
  • Swedish Security Service
  • Secret service, a government agency concerned with gathering intelligence data
  • Secret police, a police agency beyond the law to protect the political power of a dictator or regime

Other

  • Security service (telecommunication), security architecture for the interconnection of open systems
  • Security and Intelligence Services (India)
  • Private security company
  • Private military company

See also

  • Security Intelligence Service (disambiguation)
  • National Security Service (disambiguation)
  • National Intelligence and Security Service (disambiguation)