Michael Lanyard
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Counterintelligence (counter-intelligence) or counterespionage (counter-espionage) is any activity 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 ...
Learn how the FBI protects the U.S. secrets, critical assets, and economy from foreign spies and cyber-based espionage. Watch a short film about a real case of economic espionage and how to prevent it.
Learn how CIA counterintelligence evolved from its origins in World War II to the present day, facing challenges and controversies along the way. Explore the roles and personalities of key figures, such as William Donovan, James Angleton, and William Webster.
Using intelligence, the FBI uncovered an espionage ring run by Julius and Ethel Rosenberg that passed secrets on the atomic bomb to the Soviet Union. More →
Counterespionage is the practice of detecting and preventing enemy espionage. Learn about its origins, methods, and examples from Britannica's article on intelligence in government operations.
- The Editors of Encyclopaedia Britannica
mitigating insider threats, countering espionage and assassination attempts by foreign intelligence services from occurring on U.S. soil and abroad; and protecting U.S. sensitive and classified information and sensitive facilities from technical penetrations or espionage. This
Jun 13, 2024 · The FBI warns of the grave threat posed by China's counterintelligence and economic espionage efforts against the U.S. Learn how China targets businesses, academia, researchers, and the public, and how to protect yourself and your information.
