This is a list of historical secret police organizations. In most cases they are no longer current because the regime that ran them was overthrown or changed, or they changed their names. Few still exist under the same name as legitimate police forces.
- Sección Especial de Represión al Comunismo (SERC) (Special Section for the Repression of Communism)
- División de Información Política Antidemocrática (DIPA) (Political Anti-democratic Information Division)
- Jatiya Rakkhi Bahini (JRB) (National Defense Force) was a Bangladeshi para-military force formed in 1972 by the Sheikh Mujibur Rahman government.
Initially formed to curb the insurgency and maintain law and order the force became involved in numerous charges of human rights abuse including political killings, shooting by death squads, and rape. It was seen as the armed wing of the ruling Awami League and it swore an oath of loyalty to Sheikh Mujibur Rahman. The Force was disbanded and merged with the Bangladesh Army following the August 15th 1975 coup which dislodged Sheikh Mujibur Rahman from power.
- Servicio Especial de Seguridad (SES) (Special Security Service)
- Centre National d'Étude et de Recherche (National Centre for Study and Research)
- Direction de la Documentation et de la Sécurité (DDS) (Directorate of Documentation and Security)
- General Directorate for State Security (French: Direction Générale de la Sécurité de l'État)[1]
- Ravnateljstvo za javni red i sigurnost (RAVSIGUR) (Directorate for Public Order and Security) / Glavno ravnateljstvo za javni red i sigurnost (GRAVSIGUR) (General Directorate for Public Order and Security)
- Ustaška nadzorna služba (UNS) (Ustaše Surveillance Service)
- Cuerpo de Detectives (Detectives Corp)[4]
- Policía Judicial (Judicial Police)
- Policía Militar Ambulate (PMA) (Mobile Military Police)
- Guardia de Hacienda (Palace Guard)
- Centro de Servicios Especiales de la Presidencia (Centre for Special Presidential Services)
- Departamento Nacional de Investigaciones (DNI) (National Investigation Department)
- Komando Pemulihan Keamanan dan Ketertiban (Kopkamtib) (Security and Order Restoration Command), active during the regime of Suharto
- Dirección Federal de Seguridad (DFS) (Federal Security Directorate)
- División de Investigaciones para la Prevención de la Delincuencia (DIPD) (Investigation Division for the Prevention of Delinquency)
- National Service of Popular Security (SNASP)[6]
- Dirección General de Seguridad del Estado (DGSE) (Directorate-General of State Security)
- Ministerio de Seguridad Interior (MSI) (Ministry of Internal Security)
- Pyraguës (Between 1814 and 1840, nicknamed Hairy Feet by civilians)
- División Técnica de Represión del Comunismo (Technical Division for the Repression of Communism), active during the El Stronato period, the single-party military dictatorship of Alfredo Stroessner[citation needed]
- Departamento de Investigaciones de la Policía (DIPC) (Police Investigations Department), active during the El Stronato period, the single-party military dictatorship of Alfredo Stroessner
- Seguridad del Estado (State Security)
- Service Central de Renseignements (SCR) (Central Information Service)
- COINTELPRO, a program of the Federal Bureau of Investigation that included operations directed against Communists, anti-Vietnam War organizers, the Civil Rights and Black Power movements, feminist organizations, anti-colonial movements, and the New Left generally, as well as operations directed against white supremacist and far-right groups.
- CONUS INTEL, a program of the United States Army that investigated and engaged in counterintelligence activities against civil rights and anti-Vietnam War organizations.[8]
- CONARC, the United States Army Continental Army Command, operated a separate program paralleling CONUS INTEL.[9]
- Mississippi State Sovereignty Commission, largely confined to the State of Mississippi to resist desegregations
- Organismo Coordinador de Actividades Anti-Subversivas (Anti-Subversive Activities Co-ordination Organization)
- Social and Political Research Service (So Nghien Cuu Xa Hoi Chinh Tri) (during the regime of Ngo Dinh Diem)[10]
- Centre Nationale de Documentation (CND) (National Documentation Center) – 1969-early 1980s
- Agence Nationale de Documentation (AND) (National Documentation Agency) – Early 1980s – August 1990
- Service National d'Intelligence et de Protection (SNIP) (National Service for Intelligence and Protection) (August 1990 – May 1997)[11]
John F. Clark and Samuel Decalo, Historical Dictionary of Republic of the Congo, Fourth Edition (2012), page 134.
Kalyvas, Stathis N. (2015). "Rebel Governance During the Greek Civil War, 1942–1949". Rebel Governance in Civil War. Cambridge University Press. pp. 119–137. ISBN 978-1-107-10222-4.
Nyrop, Richard F. (ed.). Guatemala: A Country Study (1983), p. 202
Abbott, Elizabeth (1988). Haiti: An insider's history of the rise and fall of the Duvaliers. Simon & Schuster. p. 116 ISBN 0-671-68620-8
Gibbons, William Conrad, The U.S. Government and the Vietnam War: Executive and Legislative Roles and Relationships, Part IV: July 1965-January 1968 (Princeton Legacy Library), p. 854.
Smith, Harvey Henry, Area Handbook for South Vietnam: Volume 550, Issue 55, p. 220 (1967). U.S. Government Printing Office