Counterintelligence in American History
Introduction Counterintelligence is the practice and art of defeating enemies. Counterintelligence is meant to neutralize or counter intellect collection efforts via technical and functional, production and analysis, operations, CI investigations, and collection services. It incorporates all actions employed to neutralize, exploit, identify, and detect the multidiscipline intelligence action of enemies, adversaries, opponents, competitors, and friends. […]