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

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

The Israel Security Agency (ISA; Hebrew: שֵׁירוּת הַבִּיטָּחוֹן הַכְּלָלִי, romanized: Sherut haBitaẖon haKlali, lit. 'the General Security Service'; Arabic:...

Cybersecurity and Infrastructure Security Agency (CISA) is a component of the United States Department of Homeland Security (DHS) responsible for cybersecurity...

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 Security Intelligence Agency (Serbian: Безбедносно-информативна агенција, romanized: Bezbednosno-informativna agencija; abbr. БИА / BIA) is a national...

The Public Security Intelligence Agency (公安調査庁, kōanchōsa-chō) is the domestic intelligence agency of Japan. It is administered by the Ministry of Justice...

Homeland security policy is coordinated at the White House by the Homeland Security Council. Other agencies with significant homeland security responsibilities...

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

Internal Security Agency, ISA (Polish: Agencja Bezpieczeństwa Wewnętrznego, ABW) is Poland's domestic counterintelligence and security agency. The ABW...