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 here.

ImageTitlePublication Date
 CSA: Russian State Sponsored Cyber Actors Target CDC Networks2/16/2022
 CSA: 2021 Trends Show Increased Globalized Threat of Ransomware2/9/2022
 2021 NSA Cybersecurity Year in Review2/3/2022
 CTR: Configuring Adobe Acrobat Reader1/20/2022
 CSA: Understanding Mitigating Russian Cyber Threats to US Critical Infrastructure1/11/2022
 CSA: Mitigating Log4Shell and Other Log4j-Related Vulnerabilities12/22/2021
 Security Guidance For 5G Cloud Infrastructures Part IV: Ensure Integrity of Cloud Infrastructure12/16/2021
 Security Guidance for 5G Cloud Infrastructures Part III: Data Protection12/2/2021
 Security 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 Movement10/28/2021
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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