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 here.

ImageTitlePublication Date
 DDD-190716-893-052.PDFAdvisory: Drupal Unauthenticated Remote Code Execution Vulnerability (April 2018)4/19/2018
 DDD-190716-451-051.PDFAdvisory: DotNetNuke Remote Code Execution Vulnerability (January 2018)1/9/2018
 DDD-200114-032-024.PDFAdvisory: Critical Crypto Vulnerability in Microsoft Windows 10 (January 2020)1/14/2020
 DDD-190925-139-001.PDFAdvisory: Continued Use Of Adobe Flash Invites Compromise (September 2019)9/25/2019
 DDD-190716-083-049.PDFAdvisory: CISCO Updates Critical Remote Code Execution Vulnerability for ASA (February 2018)2/6/2018
 DDD-190716-199-050.PDFAdvisory: CISCO Smart Install Protocol Misuse (August 2017)8/7/2017
 DDD-200716-080-004.PDFAdvisory: APT29 Targets COVID-19 Vaccine Development (July 2020)7/16/2020
 DDD-190716-288-053.PDFAdvisory: Guidance For Vulnerabilities Affecting Modern Processors - Update 2 (May 2019)5/1/2019
 2021 NSA Cybersecurity Year in Review2021 NSA Cybersecurity Year in Review2/3/2022
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NSA Joint Federation Assurance Center (JFAC) Hardware Assurance Lab Cybersecurity Technical Reports:

ImageTitlePublication Date
 NSA CTR: DoD Microelectronics: Field Programmable Gate Array Best Practices – Threat CatalogNSA CTR: DoD Microelectronics: Field Programmable Gate Array Best Practices – Threat Catalog12/8/2022
 NSA CTR: DoD Microelectronics: Field Programmable Gate Array Level of Assurance 1 Best PracticesNSA CTR: DoD Microelectronics: Field Programmable Gate Array Level of Assurance 1 Best Practices12/8/2022
 NSA CTR: DoD Microelectronics: Field Programmable Gate Array Overall Assurance ProcessNSA CTR: DoD Microelectronics: Field Programmable Gate Array Overall Assurance Process12/8/2022
 NSA CTR: DoD Microelectronics: Third-Party IP Review Process for Level of Assurance 1NSA CTR: DoD Microelectronics: Third-Party IP Review Process for Level of Assurance 112/8/2022
 CTR: DoD Microelectronics: Levels of Assurance Definitions and ApplicationsCTR: DoD Microelectronics: Levels of Assurance Definitions and Applications7/14/2022
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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