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  1. National Security Agency | Central Security Service

    NSA provides foreign signals intelligence (SIGINT) to our nation's policymakers and military forces. SIGINT plays a vital role in our national security by providing America's leaders with …

  2. National Security Agency - Wikipedia

    The NSA is responsible for global monitoring, collection, and processing of information and data for global intelligence and counterintelligence purposes, specializing in a discipline known as …

  3. National Security Agency (NSA) | USAGov

    The National Security Agency (NSA) protects national security systems and information.

  4. National Security Agency (NSA) - Encyclopedia Britannica

    Dec 19, 2025 · National Security Agency (NSA), U.S. intelligence agency within the Department of Defense that is responsible for cryptographic and communications intelligence and security.

  5. National Security Agency - Intelligence.gov

    The Central Security Service (CSS), part of NSA, provides timely and accurate cryptologic support, knowledge, and assistance to the military cryptologic community. CSS coordinates …

  6. What is the NSA and how does it work? - TechTarget

    Feb 28, 2025 · Learn how the National Security Agency (NSA) works to protect American interests, as well as its responsibilities, programs, history, controversies and more.

  7. Trump formally taps Joshua Rudd to lead NSA, Cyber Command

    Dec 18, 2025 · A four-star general is traditionally tapped to lead NSA and Cyber Command in a dual-hatted capacity.

  8. U.S. Intelligence Community careers - About NSA

    What does the NSA do? The National Security Agency leads the U.S. government in cryptology that encompasses both signals intelligence (SIGINT) insights, cybersecurity products and …

  9. Trump makes pick to lead NSA spy agency after months of …

    Dec 17, 2025 · The nomination was sent to Congress this week, said the two officials, who spoke on the condition of anonymity.

  10. After eight months, administration signals a potential leader for NSA ...

    Dec 16, 2025 · After eight months, administration signals a potential leader for NSA, CyberCom The White House has asked senators to confirm a promotion for Army Lt. Gen. Joshua Rudd, …