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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.

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ImageTitlePublication Date
 Advisory: Exim Mail Transfer Agent Actively Exploited by Russian GRU Cyber Actors (May 2020)5/28/2020
 Info Sheet: (Abridged) Selecting and Safely Using Collaboration Services for Telework (May 2020)5/7/2020
 Info Sheet: (Full) Selecting and Safely Using Collaboration Services for Telework (May 2020)5/7/2020
 Info Sheet: Detect and Prevent Web Shell Malware (April 2020)4/21/2020
 Info Sheet: Mitigating Cloud Vulnerabilities (January2020)1/22/2020
 Advisory: Critical Crypto Vulnerability in Microsoft Windows 10 (January 2020)1/14/2020
 Advisory: Mitigate CVE201919781 Critical Vulnerability in Citrix ADC (January 2020)1/10/2020
 Info Sheet: Managing Risk From Transport Layer Security Inspection (16 December 2019)12/17/2019
 Advisory: Patch Critical Vulnerability In Atlassian Confluence (October 2019)10/30/2019
 Tech Report: Hardening SIEM Solution (October 2019)10/30/2019
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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.