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
CSA: North Korea Using Social Engineering to Enable Hacking of Think Tanks, Academia, and MediaCSA: North Korea Using Social Engineering to Enable Hacking of Think Tanks, Academia, and Media6/1/2023
CSA: People’s Republic of China State-Sponsored Cyber Actor Living off the Land to Evade DetectionCSA: People’s Republic of China State-Sponsored Cyber Actor Living off the Land to Evade Detection5/24/2023
CSI: #StopRansomware GuideCSI: #StopRansomware Guide5/23/2023
CSA: Hunting Russian Intelligence “Snake” MalwareCSA: Hunting Russian Intelligence “Snake” Malware5/9/2023
CSI: Software Memory Safety (April 2023 Update)CSI: Software Memory Safety (April 2023 Update)4/27/2023
CSI: Cybersecurity Best Practices for Smart CitiesCSI: Cybersecurity Best Practices for Smart Cities4/19/2023
CSA: APT28 Exploits Known Vulnerability to Carry Out Reconnaissance and Deploy Malware on Cisco RoutersCSA: APT28 Exploits Known Vulnerability to Carry Out Reconnaissance and Deploy Malware on Cisco Routers4/18/2023
CSI: Shifting the Balance of Cybersecurity Risk: Principles and Approaches for Security-by-Design and DefaultCSI: Shifting the Balance of Cybersecurity Risk: Principles and Approaches for Security-by-Design and Default4/13/2023
CSI: Advancing Zero Trust Maturity throughout the User Pillar (April 2023 Update)CSI: Advancing Zero Trust Maturity throughout the User Pillar (April 2023 Update)4/3/2023
ESF: Identity and Access Management Recommended Best Practices for AdministratorsESF: Identity and Access Management Recommended Best Practices for Administrators3/21/2023
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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