New: Read our latest joint cybersecurity guidance on Mitigating Risks from Bulletproof Hosting Providers. 

Generating foreign intelligence insights.
Applying cybersecurity expertise.
Securing the future.

We leverage our advantages in technology and cybersecurity consistent with our authorities to strengthen national defense and secure national security systems.
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Our Mission

Cybersecurity

NSA Cybersecurity prevents and eradicates threats to U.S. national security systems with a focus on the Defense Industrial Base and the improvement of our weapons’ security. Through our Cybersecurity Collaboration Center, NSA partners with allies, private industry, academics, and researchers to strengthen awareness and collaboration to advance the state of cybersecurity.
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Signals Intelligence

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 critical information they need to defend our country, save lives, and advance U.S. goals and alliances globally.
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Aligning for Success

Research

NSA invests in a world-class workforce and partnerships with academia and industry to deliver capabilities that secure the nation’s future.
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Academics

NSA partners with schools to help cultivate the next generation of experts in science, technology, engineering, math, language and analysis to protect the nation.
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Business

NSA has a wide range of requirements and we need industry's help in fulfilling our mission.
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News & Highlights

Lt Gen Kenneth A. Minihan, USAF, NSA Director February 1996 - March 1999

Former NSA Director Lt Gen Kenneth Minihan Passes Away

Earlier this month Lt Gen Minihan passed away at age 81, nearly six years to the day from when he was inducted into NSA's Cryptologic...
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CSI: Bulletproof Defense: Mitigating Risks from Bulletproof Hosting Providers Graphic

NSA Joins CISA and Others to Release Guidance on Mitigating ...

FORT MEADE, Md. – The National Security Agency (NSA) is joining the Cybersecurity and Infrastructure Security Agency (CISA) and others...
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National Security Agency Seal

Message from NSA Acting Deputy Director Sheila Thomas: Retur...

We are grateful the Government is now open and are looking forward to having all of our workforce back full time. We missed you! 
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NSA Codebreaker Challenge 2021.

NSA’s 12th Annual Codebreaker Challenge is Underway for 2025

FORT MEADE, Md. – The National Security Agency (NSA) is launching their annual series of critical real-world scenarios for U.S.-based...
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National Cryptologic Museum

The National Cryptologic Museum is NSA’s gateway to the public and educates visitors about the role of cryptology in shaping history. The NCM collects, preserves, and showcases unique cryptologic artifacts and shares the stories of the people, technology, and methods that have defined cryptologic history.
EXPLORE THE MUSEUM