The National Security Agency/Central Security Service leads the U.S. Government in cryptology that encompasses both signals intelligence insights and cybersecurity products and services that enables computer network operations to gain a decisive advantage for the nation and our allies.

The National Security Agency offers challenging career opportunities in a variety of career fields from analysts, to lawyers, to linguists, to communications and cybersecurity professionals to produce national security outcomes.

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.

NSA offers several ways to contact the agency. For faster service, use the web form option. By mail: National Security Agency 9800 Savage Rd., Suite 6272 Fort George G. Meade, MD 20755-6000

NSA publishes press releases and official statements for use by members of the media.

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 to start our story.

NSA Cybersecurity prevents and eradicates threats to U.S. national security systems with a focus on the Defense Industrial Base and the improvement of U.S. weapons’ security.

2025年4月3日 · National Security Agency Announces Ms. Sheila Thomas as Next NSA Executive Director

2025年2月4日 · FORT MEADE, Md. – The National Security Agency (NSA) and partners are releasing the joint Cybersecurity Advisory (CSA), “Fast Flux: A National Security Threat,” to warn about how cyber actors are using a technique called fast flux to conceal their activities by rapidly changing the IP address associated with a domain name.

By joining NSA, you become part of a diverse team of professionals working to prevent foreign adversaries from gaining access to classified national security information, support our military members with critical information and protect our cybersecurity infrastructure and …