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Cybersecurity Advisories & Technical 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
 Advisory: Updated Guidance For Vulnerabilities Affecting Modern Processors (January 2019)1/25/2019
 Advisory: Vulnerabilities Affecting Modern Processors (January 2018)1/4/2018
 Compromised Personal Network Indicators and Mitigations9/17/2020
 CSA: Russian SVR Targets U.S. and Allied Networks4/15/2021
 CSA: Stop Malicious Cyber Activity Against Connected Operational Technology4/29/2021
 Cybersecurity Advisory: (Abridged) Detecting Abuse of Authentication Mechanisms (December 2020)12/17/2020
 Cybersecurity Advisory: (Full) Detecting Abuse of Authentication Mechanisms (December 2020)12/17/2020
 Cybersecurity Advisory: Chinese State-Sponsored Actors Exploit Publicly Known Vulnerabilities (October 2020)10/20/2020
 Cybersecurity Advisory: Mitigate the GRUB2 BootHole Vulnerability7/30/2020
 Cybersecurity Advisory: Russian GRU 85th GTsSS Deploys Previously Undisclosed Drovorub Malware8/13/2020
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Additional Documents

The following resources require use of a Federal/DoD Public Key Infrastructure (PKI), Personal Identity Verification (PIV) or Common Access Card (CAC) client certificate. Read more information about these access requirements.