The Central Intelligence Agency (CIA) is the primary intelligence agency of the United States government, responsible for gathering, analyzing, and disseminating national security information from around the world.

The National Security Agency (NSA) is responsible for collecting and analyzing signals intelligence, which includes communications, such as phone calls, emails, and text messages, as well as electronic data.

The Federal Bureau of Investigation (FBI) is responsible for conducting counterintelligence operations in the United States, which includes investigating and disrupting foreign intelligence activities.

Espionage is the unauthorized acquisition of classified information, usually for the benefit of a foreign government or organization.

The Department of Homeland Security (DHS) is responsible for coordinating counterterrorism efforts in the United States, including intelligence sharing and the development of policies and strategies to prevent and respond to terrorist attacks.

Deception is the use of deception and trickery to obtain information, often used in espionage operations.

The Central Intelligence Agency (CIA) is responsible for conducting human intelligence operations, which involve the recruitment and handling of human sources to collect information.

Terrorism is the unauthorized use of force or violence to achieve political or ideological goals.

The Central Intelligence Agency (CIA) is responsible for conducting covert operations, which are clandestine activities carried out in secret to achieve specific objectives.

Sabotage is the unauthorized destruction or sabotage of property or infrastructure, often carried out to disrupt or undermine an organization or government.

The National Security Agency (NSA) is responsible for conducting technical intelligence operations, which involve the collection and analysis of electronic signals and data.

Sedition is the unauthorized incitement of rebellion or civil disorder.

The Central Intelligence Agency (CIA) is responsible for conducting open source intelligence operations, which involve the collection and analysis of information from publicly available sources.

Cyberterrorism is the unauthorized use of a computer or network to gain unauthorized access to information or disrupt operations, often with the intent to cause harm or terror.

The Central Intelligence Agency (CIA) is responsible for conducting economic intelligence operations, which involve the collection and analysis of economic information to support national security决策.