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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
 CSA: Chinese State Sponsored Cyber TTPs7/19/2021
 CSA: Russian GRU Global Brute Force Campaign7/1/2021
 CSI: Deploying Secure Unified Communications/Voice and Video over IP Systems (Abridged) (June 2021)6/17/2021
 CTR: Deploying Secure Unified Communications/Voice and Video over IP Systems (June 2021)6/17/2021
 Info Sheet: Selecting a Protective DNS Service (May 2021 Update)5/31/2021
 Potential Threat Vectors To 5G Infrastructure5/10/2021
 Cybersecurity Advisory: Further TTPs associated with SVR cyber actors5/7/2021
 CSA: Stop Malicious Cyber Activity Against Connected Operational Technology4/29/2021
 CSA: Russian SVR Targets U.S. and Allied Networks4/15/2021
 Info Sheet: Embracing a Zero Trust Security Model (February 2021)2/25/2021
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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.