Counterintelligence (counter-intelligence) and its primary subfield, counterespionage (counter-espionage), are activities aimed at protecting an agency's intelligence program from an opposition's …

Spies might seem like a throwback to earlier days of world wars and cold wars, but they are more common than ever—and they are targeting our nation’s most valuable secrets. The FBI is the lead...

Mar 18, 2025 · According to the CIA's "Studies in Intelligence" report, a spy may commit espionage due to psychological characteristics, such as thrill seeking or a need for power. Often, spies have the …

Mar 23, 2018 · On December 20, 1954, the Counterintelligence Staff was created with James Angleton as its chief, a post he would retain until his abrupt dismissal two decades later.

DSS conducts aggressive counterintelligence inquiries and counterespionage investigations with other U.S. government agencies. All counterespionage investigations are conducted in close coordination …

Counterespionage, espionage directed toward detecting and thwarting enemy espionage. See intelligence (in government.

agents, or international terrorist organizations or activities. Counterespionage: That aspect of counterintelligence designed to detect, destroy, neutralize, exploit, or prevent espionage activities …

Apr 12, 2024 · As the head of American counterintelligence, Mike Casey sees on a daily basis the scope of foreign spying operations, cyberattacks and economic espionage against the United States. "The …

Jul 29, 2025 · In academic settings, students studying counterintelligence examine how to detect and prevent espionage, sabotage, and subversion—activities that can pose risks to government …

Protecting our Nation’s security and continuing to enhance the prosperity of our citizens are my top priorities. Ensuring that the United States is protected against espionage and other damaging …