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
CTR: DoD Microelectronics: NSA Evaluation of Commercially Available Embedded FPGAsCTR: DoD Microelectronics: NSA Evaluation of Commercially Available Embedded FPGAs12/4/2023
CSA: IRGC-Affiliated Cyber Actors Exploit PLCs in Multiple Sectors, Including U.S. Water and Wastewater Systems FacilitiesCSA: IRGC-Affiliated Cyber Actors Exploit PLCs in Multiple Sectors, Including U.S. Water and Wastewater Systems Facilities12/1/2023
Guidelines for Secure AI System DevelopmentGuidelines for Secure AI System Development11/27/2023
ESF: Securing the Software Supply Chain: Recommended Practices for Software Bill of Materials ConsumptionESF: Securing the Software Supply Chain: Recommended Practices for Software Bill of Materials Consumption11/9/2023
CSI: #StopRansomware GuideCSI: #StopRansomware Guide10/19/2023
CSI: Advancing Zero Trust Maturity Throughout the Device PillarCSI: Advancing Zero Trust Maturity Throughout the Device Pillar10/19/2023
CSI: Phishing Guidance: Stopping the Attack Cycle at Phase OneCSI: Phishing Guidance: Stopping the Attack Cycle at Phase One10/18/2023
Shifting the Balance of Cybersecurity Risk: Principles and Approaches for Security by Design SoftwareShifting the Balance of Cybersecurity Risk: Principles and Approaches for Security by Design Software10/16/2023
CSI: Improving Security of Open Source Software in Operational Technology and Industrial ControlCSI: Improving Security of Open Source Software in Operational Technology and Industrial Control10/10/2023
CTR: DoD Microelectronics: Field Programmable Gate Array Level of Assurance Quick Start GuideCTR: DoD Microelectronics: Field Programmable Gate Array Level of Assurance Quick Start Guide10/6/2023
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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