NSA Cybersecurity Advisories & Guidance


NSA leverages its elite technical capability to develop advisories and mitigations on evolving cybersecurity threats.

Browse or search our repository of advisories, info sheets, tech reports, and operational risk notices listed below. Some resources have access requirements.

For a subset of cybersecurity products focused on telework and general network security for end users, view our Telework and Mobile Security Guidance page.

To read our complete series on protecting DoD microelectronics from adversary influence, view our DoD Microelectronics Guidance page.
 

ImageTitlePublication Date
2021 NSA Cybersecurity Year in Review2021 NSA Cybersecurity Year in Review2/3/2022
CTR: Configuring Adobe Acrobat ReaderCTR: Configuring Adobe Acrobat Reader1/20/2022
CSA: Understanding Mitigating Russian Cyber Threats to US Critical InfrastructureCSA: Understanding Mitigating Russian Cyber Threats to US Critical Infrastructure1/11/2022
CSA: Mitigating Log4Shell and Other Log4j-Related VulnerabilitiesCSA: Mitigating Log4Shell and Other Log4j-Related Vulnerabilities12/22/2021
Security Guidance For 5G Cloud Infrastructures Part IV: Ensure Integrity of Cloud InfrastructureSecurity Guidance For 5G Cloud Infrastructures Part IV: Ensure Integrity of Cloud Infrastructure12/16/2021
Security Guidance for 5G Cloud Infrastructures Part III: Data ProtectionSecurity Guidance for 5G Cloud Infrastructures Part III: Data Protection12/2/2021
Security Guidance for 5G Cloud Infrastructures Part II: Securely Isolate Network ResourcesSecurity Guidance for 5G Cloud Infrastructures Part II: Securely Isolate Network Resources11/18/2021
Security Guidance for 5G Cloud Infrastructures Part I: Prevent and Detect Lateral MovementSecurity Guidance for 5G Cloud Infrastructures Part I: Prevent and Detect Lateral Movement10/28/2021
CSA: BlackMatter RansomwareCSA: BlackMatter Ransomware10/18/2021
CSA: Ongoing Cyber Threats to U.S. Water and Wastewater SystemsCSA: Ongoing Cyber Threats to U.S. Water and Wastewater Systems10/14/2021
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Additional Documents

Some guidance is protected and requires use of a DoD Common Access Card (CAC) to access. Visit https://cyber.mil/nsa/cybersecurity-advisories-and-technical-guidance/ to access the following and other protected documents:

  • Avoid Dangers of Wildcard TLS Certificates and the ALPACA Technique (FOUO version)
  • Protecting VSAT Communications
  • Quantum Security of Symmetric Cryptography and Hash Functions: A Review
  • Securing AWS S3
  • Security Considerations for Office 365 Government Customers