An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov
website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A
lock (
lock
)
or
https://
means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Skip to main content (Press Enter).
Toggle navigation
National Security Agency/Central Security Service
NSA/CSS
Search
Search NSA:
Search
Search NSA:
Search
About
Leadership
Mission & Combat Support
Cybersecurity
Signals Intelligence
Central Security Service
Locations
Research
Diversity, Equity, Inclusion & Accessibility
Cybersecurity Collaboration Center
Collaborative Partnerships
Enduring Security Framework
DIB Cybersecurity Services
Standards and Certifications
Artificial Intelligence Security Center
Press Room
Press Releases & Statements
News & Highlights
Declassification & Transparency Initiatives
Cybersecurity Advisories & Guidance
Telework and Mobile Security Guidance
DoD Microelectronics Guidance
Research Publications
Careers
Unique Pathways
Innovation
History
National Cryptologic Museum
Cryptologic History
National Cryptologic Memorial
An error has occurred.
Error: PhotoDashboard is currently unavailable.
About NSA/CSS
A U.S. Department of Defense combat support agency and member of the U.S. Intelligence Community
Watch the Video
Mission
The National Security Agency/Central Security Service (NSA/CSS) leads the U.S. Government in cryptology that encompasses both signals intelligence (SIGINT) insights and cybersecurity products and services and enables computer network operations to gain a decisive advantage for the nation and our allies. Throughout the site, NSA/CSS will be referred to collectively as NSA.
Learn More
Central Security Service
Central Security Service
provides timely and accurate cryptologic support, knowledge, and assistance to the military cryptologic community, while promoting partnership between the NSA and the cryptologic elements of the Armed Forces.
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, industry and researchers to strengthen awareness to advance cybersecurity outcomes.
Learn More
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.
Learn More
Cybersecurity Collaboration Center
NSA’s Cybersecurity Collaboration Center harnesses the power of industry partnerships to prevent and eradicate foreign cyber threats to National Security Systems, the Department of Defense, and the Defense Industrial Base.
Learn More
Locations
NSA has offices around the world with four cryptologic centers across the United States.
Learn More
Strategic Environment
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.
Learn More
Customers & Partners
NSA partners with other U.S. Government and military agencies and allies to execute its missions in signals intelligence and cybersecurity.
Learn More