Official websites use .gov
Secure .gov websites use HTTPS
April 23, 2025
NSA Publishes Recommendations for Smart Controller Security Controls and Technical Requirements for OT Environments
FORT MEADE, Md. – The National Security Agency (NSA) is releasing a Cybersecurity Technical Report (CTR) to share recommendations for security policies and technical requirements for operational technology (OT) smart controller devices installed in National Security Systems (NSS).
April 15, 2025
Georgia Tech Wins NSA's Codebreaker Challenge for Fourth Consecutive Year
FORT MEADE, Md. – For the fourth consecutive year, the Georgia Institute of Technology (Georgia Tech) took first place in the National Security Agency’s annual Codebreaker Challenge (CBC).
April 3, 2025
NSA and partners Issue Guidance on Fast Flux as a National Security Threat
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.
Feb. 4, 2025
Joint Publications Focus on Mitigation Strategies for Edge Devices
FORT MEADE, Md. - The National Security Agency (NSA) has joined the Australian Signals Directorate’s Australian Cyber Security Centre (ASD’s ACSC), the Canadian Centre for Cyber Security (CCCS), and others to release three Cybersecurity Information Sheets (CSIs) that highlight critically important mitigation strategies for securing edge device systems, including firewalls, routers, and virtual private network (VPN) gateways.
Feb. 1, 2025
No Such Puzzle: National Thesaurus Day Heterographosynonyms
For each #NoSuchPuzzle in January, we provide a sentence with two words removed. The two words are heterographs (words that are pronounced the same but spelled differently) for two synonyms (words that mean the same). We provide the lengths of the removed words. Find the two removed words.
Jan. 22, 2025
National Security Agency Announces Ms. Sheila Thomas as Next NSA Executive Director
January 21, 2025 - FORT MEADE, MD. - Today, the National Security Agency (NSA) announced that Ms. Sheila Thomas has been selected to serve as NSA's next Executive Director and second-highest senior civilian leader.
Jan. 16, 2025
NSA Jointly Releases Recommendations for Closing the Software Understanding Gap
FORT MEADE, Md. – A report released by the National Security Agency (NSA), the Cybersecurity and Infrastructure Agency (CISA), the Defense Advanced Research Projects Agency (DARPA), and the Office of the Under Secretary of Defense for Research and Engineering (OUSD R&E) urges a national effort to better understand the behavior of software underpinning national security and critical infrastructure systems.
Jan. 13, 2025
NSA and Others Publish Guidance for Secure OT Product Selection
FORT MEADE, Md. - The National Security Agency (NSA) joins the Cybersecurity and Infrastructure Security Agency (CISA) and other organizations to publish guidance helping operational technology (OT) owners and operators integrate security when selecting OT products.
Jan. 3, 2025
Headline Puzzle: January 2025
The Headline Puzzle is a monthly feature that was started in 1964 by Paul Derthick, a longtime research analyst in NSA’s Operations Organization, as an interesting way to keep his mind sharp outside of his cryptanalytic work. Each Headline Puzzle contains five headlines from recent daily newspapers. Each of the five is a different monoalphabetic substitution, and all five are derived from the same mixed alphabet at different settings against itself. A complete solution includes recovering the plaintext of each HEADLINE and three key words, the SETTING, the KEY and the HAT.
Dec. 31, 2024
Statement from Gen Tim Haugh, Commander, USCYBERCOM, Director, NSA/Chief, CSS, on the Passing of Former President Jimmy Carter
Gen Tim Haugh, Commander, USCYBERCOM, Director, NSA/Chief, CSS released the following statement on the passing of Former President Jimmy Carter: “With great sadness, we extend our deepest condolences to the family of President Jimmy Carter on his passing. He will be remembered for his tireless dedication to public service, his inspiring commitment to peace, human rights, and charity towards others.”
###