Definition

Noun: * Activities to protect security from hostile intelligence: Counterintelligence refers to the organized efforts and activities undertaken by a government or organization to prevent, identify, and neutralize threats to its security. These threats come from hostile intelligence services, spies, saboteurs, subversives, or terrorists who are trying to gather secret information or undermine security.

Usage

Counterintelligence is a specialized, uncountable noun used primarily in the contexts of national security, military operations, and espionage. It describes a broad category of protective actions, not a single act. * The primary goal of counterintelligence is defensive: to protect one's own secrets and operations from being discovered by an adversary. * It often involves surveillance, deception, interrogation, and the recruitment of double agents.

Examples

• The agency's main mission is counterintelligence, focusing on rooting out foreign spies.
• Effective counterintelligence prevented the enemy from learning about the planned offensive.
• He spent his career in counterintelligence, working to identify and track suspected agents.

Advanced Usage

• Counterintelligence operation: A specific, planned activity within the broader scope of counterintelligence.
  • The successful counterintelligence operation led to the arrest of a mole within the ministry.
• Counterintelligence agency: An organization dedicated to this function.
  • She was recruited straight from university to work for a counterintelligence agency.

Variants and Related Words

• Counterintelligence agent (noun): An individual who works in the field of counterintelligence.
• Counterintelligence officer (noun): A formal title for a professional working in counterintelligence.
• Counterespionage (noun): A closely related term, often used synonymously, but sometimes considered a subset of counterintelligence focused specifically on thwarting spying activities.

Synonyms

• Security service
• Protective intelligence
• Defensive espionage

Antonyms

• Intelligence (in the espionage context): The active gathering of secret information from adversaries, which counterintelligence aims to thwart.
• Espionage
• Spying

Related Phrases

• To conduct counterintelligence: To carry out counterintelligence activities.
  • The unit was tasked with conducting counterintelligence against the network.
• A breach of counterintelligence: A failure in security that allows hostile intelligence to succeed.
  • The data leak represented a major breach of counterintelligence.

Noun

1. intelligence activities concerned with identifying and counteracting the threat to security posed by hostile intelligence organizations or by individuals engaged in espionage or sabotage or subversion or terrorism