NSAGov's profile picture. National Security Agency/Central Security Service official account, home to America's codemakers and codebreakers. Likes, retweets, and follows ≠ endorsement.

NSA/CSS

@NSAGov

National Security Agency/Central Security Service official account, home to America's codemakers and codebreakers. Likes, retweets, and follows ≠ endorsement.

NSA's 12th annual Codebreaker Challenge is open for registration! Students will complete seven tasks that showcase the technical problems and analysis performed daily NSA. If you're ready to put your skills to the test, learn more and register for the challenge:…


Today, we #AimHigh by celebrating the @USairforce 78th birthday! Established in 1947, the Air Force has been our guardian of air, space and cyberspace. Salute to all Airmen for their service!

NSAGov's tweet image. Today, we #AimHigh by celebrating the @USairforce 78th birthday! Established in 1947, the Air Force has been our guardian of air, space and cyberspace. Salute to all Airmen for their service!

Today, we pause to remember and honor the lives lost on September 11, 2001. At NSA, we remain steadfast in our mission to protect our nation and prevent such tragedies. We stand united with all Americans, and we will never forget.

NSAGov's tweet image. Today, we pause to remember and honor the lives lost on September 11, 2001. At NSA, we remain steadfast in our mission to protect our nation and prevent such tragedies. We stand united with all Americans, and we will never forget.

While workers across the U.S. enjoy their #LaborDay off, the American people can rest knowing NSA’s mission never sleeps. Thank you to the hardworking members of the NSA/CSS workforce for their incredible work and dedication to support our military and safeguard our Nation –…

NSAGov's tweet image. While workers across the U.S. enjoy their #LaborDay off, the American people can rest knowing NSA’s mission never sleeps. Thank you to the hardworking members of the NSA/CSS workforce for their incredible work and dedication to support our military and safeguard our Nation –…

NSA/CSS أعاد

Chinese state-sponsored actors are targeting global telecommunications and other critical infrastructure orgs. We’ve joined others worldwide to call these actors out and publish hunting & mitigation guidance to reduce this ongoing threat. media.defense.gov/2025/Aug/22/20…

NSACyber's tweet image. Chinese state-sponsored actors are targeting global telecommunications and other critical infrastructure orgs. We’ve joined others worldwide to call these actors out and publish hunting & mitigation guidance to reduce this ongoing threat. media.defense.gov/2025/Aug/22/20…

.@SecDef and @DNIGabbard designated and @POTUS approved Joseph “Joe” Francescon to serve as NSA’s 21st Deputy Director and senior civilian leader. Under his leadership, NSA will remain laser-focused on carrying out the priorities of the @WhiteHouse, @DeptofDefense, and @ODNI to…


This #IndependenceDay, we celebrate the freedoms and democratic values penned in the opening paragraphs of the Declaration of Independence 249 years ago. Here at NSA, we’re dedicated to affirming those values with unwavering integrity in defense of our great nation.

NSAGov's tweet image. This #IndependenceDay, we celebrate the freedoms and democratic values penned in the opening paragraphs of the Declaration of Independence 249 years ago. Here at NSA, we’re dedicated to affirming those values with unwavering integrity in defense of our great nation.

NSA/CSS أعاد

We urge orgs to monitor for potential cyber threats against U.S. #CriticalInfrastructure —routine targets for Iranian govt-affiliated actors. See our joint fact sheet for more info & mitigations. 👉 go.dhs.gov/wjJ

CISACyber's tweet image. We urge orgs to monitor for potential cyber threats against U.S. #CriticalInfrastructure —routine targets for Iranian govt-affiliated actors. See our joint fact sheet for more info & mitigations. 👉 go.dhs.gov/wjJ

NSA/CSS أعاد

Memory safety is one of many important aspects that contribute to holistic security. Software producers should utilize our new guidance to plan for and begin adoption of Memory Safe Languages today to reduce the risk of security incidents. 🔗: media.defense.gov/2025/Jun/23/20…

NSACyber's tweet image. Memory safety is one of many important aspects that contribute to holistic security. Software producers should utilize our new guidance to plan for and begin adoption of Memory Safe Languages today to reduce the risk of security incidents.

🔗: media.defense.gov/2025/Jun/23/20…

NSA/CSS أعاد

SIEM/SOAR platforms can empower network defenders to uncover cyber threats and protect your data from malicious actors. Cybersecurity executives and practitioners should review our new joint guidance to ensure proper implementation and security. nsa.gov/Press-Room/Pre…

NSACyber's tweet image. SIEM/SOAR platforms can empower network defenders to uncover cyber threats and protect your data from malicious actors. Cybersecurity executives and practitioners should review our new joint guidance to ensure proper implementation and security. nsa.gov/Press-Room/Pre…

From General Washington’s spies during the Revolutionary War, to our very first director, LT GEN Ralph Canine, and well into the future, Army intelligence has been a cornerstone of the nation’s lethality. Happy 250th birthday to @USArmy. This We’ll Defend. #Army250

NSAGov's tweet image. From General Washington’s spies during the Revolutionary War, to our very first director, LT GEN Ralph Canine, and well into the future, Army intelligence has been a cornerstone of the nation’s lethality.
Happy 250th birthday to @USArmy. This We’ll Defend. #Army250

NSA/CSS أعاد

The growing convergence of IT and OT systems has introduced new threats to OT environments. Our new report outlines improvements to security policies and requirements to improve the security of smart controllers embedded in OT National Security Systems. nsa.gov/Press-Room/Pre…

NSACyber's tweet image. The growing convergence of IT and OT systems has introduced new threats to OT environments. Our new report outlines improvements to security policies and requirements to improve the security of smart controllers embedded in OT National Security Systems. nsa.gov/Press-Room/Pre…

Congratulations to @GeorgiaTech for winning NSA’s 2024 Codebreaker Challenge! Thank you to all the schools and students who participated. Learn more about the challenge that helps prepare our nation’s future cyber warriors: nsa.gov/Press-Room/Pre…

NSAGov's tweet image. Congratulations to @GeorgiaTech for winning NSA’s 2024 Codebreaker Challenge! Thank you to all the schools and students who participated. Learn more about the challenge that helps prepare our nation’s future cyber warriors: nsa.gov/Press-Room/Pre…

NSA/CSS أعاد

Malicious cyber actors can conceal their activities and evade detection using fast flux, a technique that changes the IP address associated with a domain name. Follow our new guidance for strategies to detect and mitigate this national security threat. media.defense.gov/2025/Apr/02/20…

NSACyber's tweet image. Malicious cyber actors can conceal their activities and evade detection using fast flux, a technique that changes the IP address associated with a domain name. Follow our new guidance for strategies to detect and mitigate this national security threat. media.defense.gov/2025/Apr/02/20…

Honored to host @DNIGabbard for a tour of NSA/CSS Hawaii, where our talented workforce collaborates with partners across the Indo-Pacific region to deliver critical cybersecurity and foreign signals intelligence in defense of our Nation.

My first stop on my trip to the Indo-Pacific was in Honolulu where I visited NSA Hawaii where we talked about the importance of accurate, timely intelligence and upholding Americans Fourth Amendment rights. Mahalo to our NSA and INDOPACOM team for the warm welcome!

DNIGabbard's tweet image. My first stop on my trip to the Indo-Pacific was in Honolulu where I visited NSA Hawaii where we talked about the importance of accurate, timely intelligence and upholding Americans Fourth Amendment rights. Mahalo to our NSA and INDOPACOM team for the warm welcome!
DNIGabbard's tweet image. My first stop on my trip to the Indo-Pacific was in Honolulu where I visited NSA Hawaii where we talked about the importance of accurate, timely intelligence and upholding Americans Fourth Amendment rights. Mahalo to our NSA and INDOPACOM team for the warm welcome!
DNIGabbard's tweet image. My first stop on my trip to the Indo-Pacific was in Honolulu where I visited NSA Hawaii where we talked about the importance of accurate, timely intelligence and upholding Americans Fourth Amendment rights. Mahalo to our NSA and INDOPACOM team for the warm welcome!


In accordance with Department of Defense Instruction 5400.17 and recent Executive Orders issued by the President, NSA is reviewing and adjusting its social media content to ensure compliance with DoD policies and priorities.

NSAGov's tweet image. In accordance with Department of Defense Instruction 5400.17 and recent Executive Orders issued by the President, NSA is reviewing and adjusting its social media content to ensure compliance with DoD policies and priorities.

NSA is aware of posts that appear to show inappropriate discussions by IC personnel. IC collaboration platforms are intended to drive mission outcomes. Potential misuse of these platforms by a small group of individuals does not represent the community. Investigations to address…


#ICYMI, Ghidra 11.3 has new features to supercharge work on your cybersecurity challenges. We added the long-requested built-in Python3 support based on Pyhidra, a p-code accelerated emulator, and original source code to binary linking. Check it out: github.com/NationalSecuri…

NSAGov's tweet image. #ICYMI, Ghidra 11.3 has new features to supercharge work on your cybersecurity challenges. We added the long-requested built-in Python3 support based on Pyhidra, a p-code accelerated emulator, and original source code to binary linking. Check it out: github.com/NationalSecuri…

Don’t miss an opportunity to learn from technical and language analysis experts at NSA over multiple semesters. Apply now for the Co-Op Program! bit.ly/2RitZ6H

NSAGov's tweet image. Don’t miss an opportunity to learn from technical and language analysis experts at NSA over multiple semesters. Apply now for the Co-Op Program! bit.ly/2RitZ6H

Discover how NSA invests in its people through the National Cryptologic University. Watch the video to see how we’re building the future of expertise.


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