# List of counterintelligence organizations

Counterintelligence organizations and agencies attempt to prevent foreign intelligence organizations from successfully gathering and collecting intelligence against the governments they serve.

## Active counterintelligence organizations

Currently active counterintelligence organizations include the following. For former agencies, see the separate list below.
    Australia
      * Australian Security Intelligence Organisation (ASIO)
      * Australian Secret Intelligence Service (ASIS)
      * Defence Intelligence Organisation (DIO)
    Bangladesh
      * National Security Intelligence (NSI)
      * Directorate General of Forces Intelligence (DGFI)
    Belarus
      * State Security Committee of the Republic of Belarus
    Belgium
      * General Intelligence and Security Service (GISS)
      * Veiligheid van de Staat - Sûreté de l'Etat (VSSE)
    Brazil
      * Agência Brasileira de Inteligência (ABIN)
      * Gabinete de Segurança Institucional da Presidência da República (GSI)
    Brunei
      * Jabatan Keselamatan Dalam Negeri (JKDN)
    Cambodia
      * Cambodian National Police Central Security Department (CSD)
      * Military Intelligence Department (MID)
    Canada
      * Canadian Security Intelligence Service (CSIS)
      * Canadian Forces National Counter-Intelligence Unit (CFNCIU),operated by the Canadian Forces Military Police Group
    Croatia
      * Security and Intelligence Agency (SOA)
      * Military Security and Intelligence Agency (VSOA)
    Czech Republic
      * Bezpečnostní informační služba (BIS) — Security Information Service
    Denmark
      * Politiets Efterretningstjeneste (PET)
    Estonia
      * Estonian Internal Security Service (KaPo)
    Finland
      * Finnish Security Intelligence Service (SuPo)
    France
      * Directorate-General for External Security (DGSE)
      * Directorate-General for Internal Security (DGSI)
      * Directorate of Military Intelligence (DRM)
      * DRSD
    Germany
      * Bundesamt für Verfassungsschutz (BfV)
      * Bundesnachrichtendienst (BND)
      * Militärischer Abschirmdienst (MAD)
    Greece
      * Elliniki Astynomia Dieufthinsi Esoterikon Hypotheseon (DEH)
      * Hellenic National Intelligence Service (NIS-EYP) Sub-Directorate for International Terrorism and Organized Crime
    Hungary
      * Constitution Protection Office (Hungary) (NBH)
    Iceland
      * Greiningardeild Ríkislögreglustjóra - National Security Unit
    India
      * Central Bureau of Investigation (CBI)
      * Directorate of Air Intelligence (A.I.)
      * Directorate of Military Intelligence (M.I.)
      * Directorate of Naval Intelligence (N.I.)
      * Directorate of Revenue Intelligence (DRI)
      * Intelligence Bureau (IB)
      * Research and Analysis Wing (RAW)
    Indonesia
      * Badan Intelijen Negara (BIN)
      * Badan Intelijen Strategis Tentara Nasional Indonesia (BAIS TNI)
      * Kejaksaan Agung Republik Indonesia (KARI)
      * Pusat Intelijen TNI Angkatan Darat abbreviated (Pusintelad)
    Iran
      * Farmândehiye Entezâmiye Jomhuriye Eslâmiye Irân (Faraja)
      * Oghab 2
      * Parallel Intelligence Organization (PIO)
      * Rêxistina Dijî Îstîxbarata Pasdaran (RDIP)
      * Rêxistina Kontraîstixbarata Arteş (RKA)
      * Vezarat-e Ettela'at Jomhuri-ye Eslami-ye Iran (VAJA)
      * SAHEFAJA
    Ireland
      * Crime and Security Branch (CSB)
      * G2
    Israel
      * Aman
      * Mossad
      * Shin Bet (official name is Shabak)
    Italy
      * Department of Information for Security (DIS)
      * External Intelligence and Security Agency (AISE)
      * Joint Intelligence Centre (CII)
    Japan
      * Air Intelligence Wing (AIW) (作戦情報隊)
      * Cabinet Intelligence and Research Office (CIRO)
      * Defense Intelligence Headquarters (DIH)
      * Fleet Intelligence Command (FIC)
      * JSDF Intelligence Security Command (JISC) (自衛隊情報保全隊)
      * Military Intelligence Command (MIC)
      * Foreign Affairs and Intelligence Department (FAID)
      * Public Security Bureau (PSB)
      * Public Security Intelligence Agency (PSIA)
      * Security and Intelligence Division (SID) (警備情報課)
    Kenya
      * National Security Intelligence Service (NSIS)
    Lebanon
      * Special Agency to Combat Terrorism
    Malaysia
      * Cawangan Khas (CK)
      * Bahagian Penyelidikan Jabatan Perdana Menteri (BPJPM)
      * Kor Risik Diraja (KRD)
      * Pertubuhan Perisikan Pertahanan Malaysia (PPPM)
    Myanmar
      * Bureau of Special Investigation (BSI)
      * Office of the Chief of Military Security Affairs (OCMSA)
    Netherlands
      * Algemene Inlichtingen- en Veiligheidsdienst (AIVD) — General Intelligence and Security Service
      * Militaire Inlichtingen- en Veiligheidsdienst (MIVD) — Military Intelligence and Security Service
    New Zealand
      * Directorate of Defence Intelligence and Security (DDIS)
      * New Zealand Security Intelligence Service (NZSIS)
      * Threat Assessment Unit (TAU)
    North Korea
      * Reconnaissance General Bureau (RGB)
    Pakistan
      * Directorate General Air Intelligence (AI)
      * Directorate-General for the Naval Intelligence (NI)
      * Intelligence Bureau (IB)
      * Inter-Services Intelligence (ISI)
      * Pakistan Army Corps of Military Intelligence (MI)
    Philippines
      * 300th Air Intelligence and Security Wing (300th AISW)
      * Army Intelligence Regiment (AIR)
      * Counter Intelligence Command, Armed Forces of the Philippine (CIC)
      * Integrity Monitoring and Enforcement Group (IMEG)
      * National Intelligence Coordinating Agency (NICA)
      * Naval Intelligence and Security Force (NISF)
      * Presidential Intelligence Company (PIC)
    Poland
      * Internal Security Agency (ABW)
      * Military Counterintelligence Service (SKW)
    Portugal
      * Military Security and Informations Center (CISMIL)
      * Informations System of the Portuguese Republic (SIRP)
    Romania
      * Serviciul Român de Informaţii (SRI)
      * Directorate for Military Security
    Russian Federation
      * Federal Security Service (FSB)
      * Foreign Intelligence Service (SVR)
      * Main Directorate of the General Staff of the Armed Forces of the Russian Federation (GRU)
    Serbia
      * Bezbednosno-informativna agencija (BIA)
      * Vojnobezbednosna agencija (VBA), Military Security Agency (successor of Yugoslav Kontraobaveštajna služba)
    Sweden
      * Militära underrättelse- och säkerhetstjänsten (MUST) — Military Intelligence and Security Service
      * Säkerhetspolisen (SÄPO) — Swedish Security Service
    Switzerland
      * Fedpol
      * Federal Intelligence Service (FIS)
      * Militärischer Nachrichtendienst (MND)
    Slovakia
      * Národný bezpečnostný úrad (NBÚ) — National Security Bureau
    South Africa
      * Defence Intelligence Division (DID)
      * National Intelligence Agency (NIA)
      * State Security Agency (SSA)
      * South African Secret Service (SASS)
    South Korea
      * Defense Counterintelligence Command (DCC)
      * Defense Intelligence Agency (DIA)
      * Naval Intelligence Group (NIG)
      * National Intelligence Service (NIS)
      * National Police Agency Intelligence Bureau (IB)
    Thailand
      * Armed Forces Security Center (AFSC)
      * Army Military Intelligence Command (AMIC)
      * Directorate of Intelligence, Royal Thai Air Force (INTELLRTAF)
      * Directorate of Joint Intelligence (DJI)
      * Internal Security Affairs Bureau (ISAB)
      * Internal Security Operations Command (ISOC)
      * National Intelligence Agency (NIA)
      * Naval Intelligence Department (NID)
      * Royal Thai Police Special Branch Bureau (SBB)
    Turkey
      * Donanma İstihbarat Dairesi (DİD)
      * Hava Kuvvetleri İstihbarat Dairesi (HKİD)
      * Higher Counterterrorism Council
      * Jandarma İstihbarat Müdürlüğü (JİM)
      * Millî İstihbarat Teşkilatı (MIT)
      * Ordu İstihbarat Dairesi (OİD)
    Ukraine
      * Foreign Intelligence Service of Ukraine (SZRU)
      * HUR MO
      * Security Service of Ukraine (SBU)
    United Kingdom
      * Counter Intelligence Operations Squadron (CIOS)
      * Defence Intelligence (DI)
      * Security Service, commonly known as MI5
      * National Domestic Extremism and Disorder Intelligence Unit (NDEDIU)
    United States
      * FBI Counterintelligence Division (FBI)
      * United States Army Counterintelligence (ACI)
      * Air Force Office of Special Investigations (AFOSI)
      * DIA's Defense Counterintelligence and Human Intelligence Center (DCHC)
      * Diplomatic Security Service (DSS), U.S. Department of State (DS/ICI/CI)
      * Naval Criminal Investigative Service (NCIS, formerly NIS)
      * United States Marine Corps Counterintelligence
      * Office of the National Counterintelligence Executive (ONCIX)
      * Central Intelligence Agency (CIA)
      * National Security Agency (NSA)
    Vietnam
      * General Department of Defence Intelligence (GDDI)

## Defunct counterintelligence organizations

These organizations are now defunct, possibly absorbed by a successor organization:
    Ireland
      * Army Intelligence Department
      * Criminal Investigation Department (CID)
    Nazi Germany
      * Geheime Staatspolizei (Gestapo)
      * Geheime Feldpolizei (GFP) (Secret Field Police) (1939-1945)
      * Sicherheitsdienst — Security Service of the SS, particularly the "inland SS" branch
      * Abwehr (military intelligence)
    Empire of Japan
      * Kenpeitai - Army military police
      * Tokubetsu Keisatsutai - Navy military police
      * Tokubetsu Kōtō Keisatsu (特別高等警察, Special Higher Police) - civil police
    Poland
      * Wojskowe Służby Informacyjne (WSI) — dissolved in 2006 for having been involved in illegal activities
    Yugoslavia
      * Kontraobaveštajna služba (KOS), Army Counter-Intelligence Service
      * Uprava Državne Bezbednosti (UDBA), State Security Directorate
    Soviet Union and Imperial Russia
      * Committee for State Security (KGB) — previously MGB, NKVD, OGPU, Cheka, and, during imperial times, Okhrana
      * SMERSH
    South Korea
      * Defense Security Command— dissolved in 2018
    Ukraine
      * Kontrrazvedka, Makhnovist counterintelligence agency
    United Kingdom
      * 14 Intelligence Company — also known as "the Det"
    United States
      * Army Counter Intelligence Corps
      * Counterintelligence Field Activity