Counterintelligence

thumb|Civilian photo technicians (in back of jeep) working for Counter Intelligence Corps are accounted for at a Security checkpoint|checkpoint in [[Potsdam, Germany, on July 14, 1945]] Counterintelligence (counter-intelligence) and its primary subfield, counterespionage (counter-espionage), are activities aimed at protecting an agency's intelligence program from an opposition's intelligence service. It includes gathering information and conducting activities to prevent espionage, sabotage, assassinations or other intelligence activities conducted by, for, or on behalf of foreign powers, organ

CIA analyst and Soviet spy (1941–2026)

thumb|right|COINTELPRO memo proposing a plan to expose the pregnancy of actress Jean Seberg, a financial supporter of the [[Black Panther Party, hoping to "possibly cause her embarrassment or tarnish her image with the general public". Covert campaigns to publicly discredit activists and destroy their interpersonal relationships were a common tactic used by COINTELPRO agents.]] COINTELPRO (a syllabic abbreviation derived from Counter Intelligence Program) was a series of covert and illegal projects conducted between 1956 and 1971 by the United States Federal Bureau of Investigation (FBI) aimed

method for organizing a group of people, such as resistance fighters, spies, mercenaries, organized crime members, or violent extremists, to make it harder for police, military or other hostile groups to catch them

overview of the manuals – without discussing content

The Funkabwehr, "Radio Defence Corps," was a radio counterintelligence organisation created in 1940 by Hans Kopp of the Armed Forces High Command during World War II. It was the principal body for the monitoring of illicit broadcasts. Its formal name was Funkabwehr des Oberkommandos der Wehrmacht () (OKW/WNV/FU). Its most notable breakthrough occurred on 26 June 1941, when tracing teams at the Funkabwehr station at Zelenogradsk discovered the Rote Kapelle, an anti-Nazi resistance movement in Berlin, and two Soviet espionage rings operating in German-occupied Europe and Switzerland during World

Funkspiel () was a German term most used referring to counter-intelligence operations in France against the Special Operations Executive during World War II. SOE was a British organisation formed in 1940 to conduct espionage, sabotage and reconnaissance in Axis occupied countries and to aid local resistance movements.

Sexpionage is the involvement of sexual activity (or the possibility of sexual activity), intimacy, romance, or seduction in espionage. Sex, or the possibility of sex, can function as a distraction, incentive, cover story, or unintended part of any intelligence operation.

The Centro de Inteligencia contra el Terrorismo y el Crimen Organizado, known as CITCO is the Spanish domestic intelligence agency responsible for the prevention of terrorism and organized crime by managing and analyzing all intelligence. It was formed in October 2014 by merging of the National Anti-Terrorism Coordination Center and Intelligence Center against Organized Crime.