National Security Agency (NSA) is an intelligence agency of the United States Department of Defense, under the authority of the Director of National Intelligence...

A security agency is a governmental organization that conducts intelligence activities for the internal security of a nation. They are the domestic cousins...

Director of the National Security Agency (DIRNSA) is the highest-ranking official of the National Security Agency, which is a defense agency within the U...

The National Security Agency (Egyptian Arabic: قطاع الأمن الوطني, Ketaʿ El Amn El Watani, also Homeland Security) is an Egyptian security service, the...

The Defense Counterintelligence and Security Agency (DCSA) is a federal security and defense agency of the United States Department of Defense (DoD) that...

Jewel v. National Security Agency, 673 F.3d 902 (9th Cir., 2011), was a class action lawsuit argued before the District Court for the Northern District...

The National Security Intelligence, commonly known as the NSI, is the principal civilian intelligence agency of Bangladesh. The NSI's headquarters is in...

The assistant to the president for national security affairs (APNSA), commonly referred to as the national security advisor (NSA), is a senior aide in...

Army Security Agency (ASA) was the United States Army's signals intelligence branch from 1945 to 1976. The Latin motto of the Army Security Agency was...

The National Security Agency (Montenegrin: Agencija za Nacionalnu Bezbjednost; ANB) is the national intelligence agency of Montenegro. Its headquarters...