The Secret Intelligence Service (SIS), commonly known as MI6, is the foreign intelligence service of the government of the United Kingdom, tasked mainly with the covert overseas collection and analysis of human intelligence (HUMINT) in support of the UK's national security.
The Central Intelligence Agency (CIA) is a civilian foreign intelligence service of the United States federal government, tasked with gathering, processing, and analyzing national security information from around the world, primarily through the use of human intelligence (HUMINT).
Mossad (Hebrew: הַמוֹסָד , IPA: ; Arabic: الموساد , al-Mōsād, IPA: [almoːˈsaːd]; literally meaning "the Institute"), short for HaMossad leModiʿin uleTafkidim Meyuḥadim (Hebrew: המוסד למודיעין ולתפקידים מיוחדים , meaning "Institute for Intelligence and Special Operations"), is the national intelligence agency of Israel.
Military Intelligence ["al-Astakhabarat al-'Askariyah" – "الاستخبارات العسكرية"] (tasked with the collection of external military intelligence) Military Police ["al-Shurta al-'Askariyah" – "الشرطة العسكرية"] (tasked with policing national security personnel and enforcing laws.
The KGB, an initialism for Komitet gosudarstvennoy bezopasnosti (Russian: Комите́т госуда́рственной безопа́сности (КГБ), IPA: [kəmʲɪˈtʲet ɡəsʊˈdarstvʲɪnːəj bʲɪzɐˈpasnəsʲtʲɪ] ( listen)), translated in English as Committee for State Security, was the main security agency for the Soviet Union from 1954 until its break-up in 1991.
The binary distinction between MI5 and MI6 presented in some of the answers above is incorrect. As displayed on the MI6>FAQs and on the MI5 website>about us>myths sections, "SIS (MI6) collects secret intelligence overseas on behalf of the British Government.
The National Geospatial-Intelligence Agency (NGA) is both a combat support agency under the United States Department of Defense and an intelligence agency of the United States Intelligence Community, with the primary mission of collecting, analyzing, and distributing geospatial intelligence (GEOINT) in support of national security.
Main Intelligence Directorate (Russian: гла́вное разве́дывательное управле́ние, tr. Glavnoye razvedyvatel'noye upravleniye; IPA: ), abbreviated GRU (Russian: гру; IPA: ), is the foreign military intelligence agency of the General Staff of the Armed Forces of the Russian Federation (formerly the Soviet Army General Staff of the Soviet Union).
The Israel Security Agency, better known by the acronym Shabak or the Shin Bet, is Israel's internal security service. Its motto is "Magen veLo Yera'e". It is one of three principal organizations of the Israeli intelligence community, alongside Aman and the Mossad.
The Australian Security Intelligence Organisation (ASIO; / ˈ eɪ z ɪ oʊ /) is Australia's national security agency responsible for the protection of the country and its citizens from espionage, sabotage, acts of foreign interference, politically motivated violence, attacks on the Australian defence system, and terrorism.
The United States Intelligence Community (IC) is a federation of 16 separate United States government agencies that work separately and together to conduct intelligence activities to support the foreign policy and national security of the United States.
The Security and Intelligence Agency (Croatian: Sigurnosno-obavještajna agencija or SOA) is the Croatian security and intelligence service founded in 2006 upon the passing of the Security and Intelligence System of the Republic of Croatia Act and by combining the former Counterintelligence Agency (POA), and the Intelligence Agency (OA) which ...
The Brazilian Intelligence Agency (Portuguese: Agência Brasileira de Inteligência; ABIN, literally "Brazilian Agency of Intelligence") is the successor organization to the Serviço Nacional de Informações (SNI) or National Information Service formed during the government of Humberto de Alencar Castelo Branco in the mid-1960s.
The Federal Security Service of the Russian Federation (FSB; Russian: Федеральная служба безопасности Российской Федерации (ФСБ), tr. Federal'naya sluzhba bezopasnosti Rossiyskoy Federatsii, IPA: [fʲɪdʲɪˈralʲnəjə ˈsluʐbə bʲɪzɐˈpasnəstʲɪ rɐˈsʲijskəj fʲɪdʲɪˈratsɨjɪ]) is the principal security agency of Russia and the main successor agency to the USSR's Committee of State Security (KGB).
The National Directorate of Security was founded as the primary domestic and foreign intelligence agency of the Islamic Republic of Afghanistan in 2002, and is considered the successor to KHAD, which was the previous intelligence organization before the Afghan Civil War (1996–2001).