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: Advancing Zero Trust Maturity Throughout the Application and Workload PillarCSI: Advancing Zero Trust Maturity Throughout the Application and Workload Pillar5/22/2024
CTR: DoD Microelectronics: Field Programmable Gate Array Best Practices – Threat Catalog (May 2024 Update)CTR: DoD Microelectronics: Field Programmable Gate Array Best Practices – Threat Catalog (May 2024 Update)5/13/2024
CTR: DoD Microelectronics: Field Programmable Gate Array Level of Assurance 1 Best Practices (May 2024 Update)CTR: DoD Microelectronics: Field Programmable Gate Array Level of Assurance 1 Best Practices (May 2024 Update)5/13/2024
CTR: DoD Microelectronics: Field Programmable Gate Array Overall Assurance Process (May 2024 Update)CTR: DoD Microelectronics: Field Programmable Gate Array Overall Assurance Process (May 2024 Update)5/13/2024
CSA: North Korean Actors Exploit Weak DMARC Security Policies to Mask Spearphishing EffortsCSA: North Korean Actors Exploit Weak DMARC Security Policies to Mask Spearphishing Efforts5/2/2024
Fact Sheet: Defending OT Operations Against Ongoing Pro-Russia Hacktivist ActivityFact Sheet: Defending OT Operations Against Ongoing Pro-Russia Hacktivist Activity5/1/2024
CSI: Commercial National Security Algorithm Suite 2.0 (CNSA 2.0) FAQ (April 2024 Update)CSI: Commercial National Security Algorithm Suite 2.0 (CNSA 2.0) FAQ (April 2024 Update)4/17/2024
CSI: Deploying AI Systems SecurelyCSI: Deploying AI Systems Securely4/15/2024
CSI: Advancing Zero Trust Maturity Throughout the Data PillarCSI: Advancing Zero Trust Maturity Throughout the Data Pillar4/9/2024
PRC State-Sponsored Cyber Activity: Actions for Critical Infrastructure LeadersPRC State-Sponsored Cyber Activity: Actions for Critical Infrastructure Leaders3/19/2024
CSI: Enforce Secure Automated Deployment Practices through Infrastructure as CodeCSI: Enforce Secure Automated Deployment Practices through Infrastructure as Code3/7/2024
CSI: Use Secure Cloud Key Management PracticesCSI: Use Secure Cloud Key Management Practices3/7/2024
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: Implement Network Segmentation and Encryption in Cloud EnvironmentsCSI: Implement Network Segmentation and Encryption in Cloud Environments3/7/2024
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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