National security

National Security

National Security (pronunciation: /ˈnæʃənəl sɪˈkjʊərɪti/) is a term used to refer to the safety and defense of a nation-state, including its citizens, economy, and institutions, against potential internal or external threats.

Etymology

The term "National Security" is derived from the Latin words 'nationem' meaning 'nation' and 'securus' meaning 'free from care'. It was first used in the context of state protection in the early 20th century.

Related Terms

• Security: A state of being free from danger or threat.
• National Defense: The military actions of a state in defending itself against perceived external threats.
• Intelligence Agency: A government agency responsible for the collection, analysis, and exploitation of information in support of law enforcement, national security, military, and foreign policy objectives.
• Counterterrorism: Practices, tactics, techniques, and strategies that governments, militaries, police departments and corporations adopt to prevent or respond to terrorist threats.
• Cybersecurity: The practice of protecting systems, networks, and programs from digital attacks.
• Homeland Security: A concerted national effort to prevent terrorist attacks within the United States, reduce the vulnerability of the U.S. to terrorism, and minimize the damage from attacks that do occur.

See Also

• National Security Agency
• National Security Council
• National Security Strategy

External links

• Medical encyclopedia article on National security
• Wikipedia's article - National security

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