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
CSI: Managing Risk from Software Defined Networking ControllersCSI: Managing Risk from Software Defined Networking Controllers12/12/2023
CSI: Mitigate Risks from Managed Service Providers in Cloud EnvironmentsCSI: Mitigate Risks from Managed Service Providers in Cloud Environments3/7/2024
CSI: NSA’s Top Ten Cloud Security Mitigation StrategiesCSI: NSA’s Top Ten Cloud Security Mitigation Strategies3/7/2024
CSI: Phishing Guidance: Stopping the Attack Cycle at Phase OneCSI: Phishing Guidance: Stopping the Attack Cycle at Phase One10/18/2023
CSI: Principles of Operational Technology Cyber SecurityCSI: Principles of Operational Technology Cyber Security10/1/2024
CSI: Procurement and Acceptance Testing Guide for Servers, Laptops, and Desktop ComputersCSI: Procurement and Acceptance Testing Guide for Servers, Laptops, and Desktop Computers9/28/2023
CSI: Quantum-Readiness: Migration to Post-Quantum CryptographyCSI: Quantum-Readiness: Migration to Post-Quantum Cryptography8/21/2023
CSI: Recommendations for Software Bill of Materials (SBOM) Management (Jan 2024 Update)CSI: Recommendations for Software Bill of Materials (SBOM) Management (Jan 2024 Update)1/4/2024
CSI: Secure by Demand: Priority Considerations for Operational Technology Owners and Operators when Selecting Digital ProductsCSI: Secure by Demand: Priority Considerations for Operational Technology Owners and Operators when Selecting Digital Products1/13/2025
CSI: Secure Data in the CloudCSI: Secure Data in the Cloud3/7/2024
CSI: Security Considerations for Edge DevicesCSI: Security Considerations for Edge Devices2/4/2025
CSI: Security Considerations for Edge Devices: Executive GuidanceCSI: Security Considerations for Edge Devices: Executive Guidance2/3/2025
CSI: Security Considerations for Edge Devices: Practitioner GuidanceCSI: Security Considerations for Edge Devices: Practitioner Guidance2/3/2025
CSI: Selecting and Hardening Remote Access VPN SolutionsCSI: Selecting and Hardening Remote Access VPN Solutions9/28/2021
CSI: Selecting Secure Multi-factor Authentication SolutionsCSI: Selecting Secure Multi-factor Authentication Solutions9/22/2020
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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