Agency Page

Back to previous page    Return to Categories/Home Page


  • Official site of the UK Government Communications Headquarters which is the centre for Her Majesty's Government's Signal Intelligence (SIGINT) activities.
  • National Security Agency/Central Security Service Public Information. The United States SIGINT, Cryptology and Technical Security Authority.
  • The Central Intelligence Agency was created in 1947 with the signing of the National Security Act by President Harry S. Truman. The act also created a Director of Central Intelligence (DCI) to serve as head of the United States intelligence community; act as the principal adviser to the President for intelligence matters related to the national security; and serve as head of the Central Intelligence Agency. The Intelligence Reform and Terrorism Prevention Act of 2004 amended the National Security Act to provide for a Director of National Intelligence who would assume some of the roles formerly fulfilled by the DCI, with a separate Director of the Central Intelligence Agency.
  • The Communications Security Establishment Canada (CSEC) is Canada's national cryptologic agency.

    "We provide the Government of Canada with two key services: foreign signals intelligence in support of defence and foreign policy, and the protection of electronic information and communication."
  • Records of the National Security Agency/Central Security Service in the holdings of the U.S. National Archives and Records Administration. From the Guide to Federal Records in the National Archives of the U.S.
  • National Security Agency -Signals Intelligence Definition and explanation.
  • National Security Agency
  • The2,200-acreNavalSecurityGroupActivitysite,anavalcommunicationsstationwhichoperatesahigh-frequency directionfindingfacility,liesnexttoSabanaSeca
  • NRO is the U.S. Government agency in charge of designing, building, launching, and maintaining America’s intelligence satellites.
  • The National Reconnaissance Office's website for kids! Our goal is to engage children in the wonders of science, math and the history of reconnaissance in a fun and interactive manner.


Back to previous page    Return to Categories/Home Page