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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 (NSA) | USAGov

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

  3. 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 …

  4. 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 …

  5. National Security Agency (NSA) - Encyclopedia Britannica

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

  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. National Security Agency/ Central Security Service (NSA/CSS)

    National Security Agency/ Central Security Service (NSA/CSS) Senior Agency Official: Linda Kiyosaki POC: Jim Keefe Paul Mansfield

  8. National Security Agency | About NSA Mission

    NSA postures to prevent and eradicate threats and help the United States and its Allies defeat adversaries consistent with its authorities and with guidance from various national strategies.

  9. National Security Agency Careers | Apply Now

    NSA offers student programs to learn more about NSA and to deepen your knowledge in your chosen career field. From internships and scholarships to work study and co-op programs, …

  10. National Security Agency/Central Security Service > History

    NSA proudly shares our history and cryptologic heritage with the public to demonstrate our critical contributions in defense of the nation. Before NSA's rich history began, we created a symbol …