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: Russian State Sponsored Cyber Actors Target CDC NetworksCSA: Russian State Sponsored Cyber Actors Target CDC Networks2/16/2022
CSA: Russian SVR Targets U.S. and Allied NetworksCSA: Russian SVR Targets U.S. and Allied Networks4/15/2021
CSA: Stop Malicious Cyber Activity Against Connected Operational TechnologyCSA: Stop Malicious Cyber Activity Against Connected Operational Technology4/29/2021
CSA: SVR Adapt Tactics for Initial Cloud AccessCSA: SVR Adapt Tactics for Initial Cloud Access2/26/2024
CSA: Top Common Vulnerabilities and Exposures (CVEs) Actively Exploited by People’s Republic of China State-Sponsored Cyber Actors (October 2022)CSA: Top Common Vulnerabilities and Exposures (CVEs) Actively Exploited by People’s Republic of China State-Sponsored Cyber Actors (October 2022)10/6/2022
CSA: Understanding Mitigating Russian Cyber Threats to US Critical InfrastructureCSA: Understanding Mitigating Russian Cyber Threats to US Critical Infrastructure1/11/2022
CSA: Weak Security Controls and Practices Routinely Exploited for Initial AccessCSA: Weak Security Controls and Practices Routinely Exploited for Initial Access5/17/2022
CSI: #StopRansomware GuideCSI: #StopRansomware Guide10/19/2023
CSI: Account for Complexities Introduced by Hybrid Cloud and Multi-Cloud EnvironmentsCSI: Account for Complexities Introduced by Hybrid Cloud and Multi-Cloud Environments3/7/2024
CSI: Advancing Zero Trust Maturity Throughout the Data PillarCSI: Advancing Zero Trust Maturity Throughout the Data Pillar4/9/2024
CSI: Advancing Zero Trust Maturity Throughout the Device PillarCSI: Advancing Zero Trust Maturity Throughout the Device Pillar10/19/2023
CSI: Advancing Zero Trust Maturity Throughout the Network and Environment PillarCSI: Advancing Zero Trust Maturity Throughout the Network and Environment Pillar3/5/2024
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
CSI: Avoid Dangers of Wildcard TLS Certificates and the ALPACA WeaknessCSI: Avoid Dangers of Wildcard TLS Certificates and the ALPACA Weakness10/7/2021
CSI: Best Practices for Securing Your Home NetworkCSI: Best Practices for Securing Your Home Network2/22/2023
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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