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
DDD-190716-796-079.PDFInfo Sheet: NCTOC Top 5 Security Operations Center (SOC) Principles (March 2018)3/29/2018
DDD-190719-576-004.PDFInfo Sheet: NCTOC Top 5 Security Operations Center (SOC) Principles (March 2018)3/29/2018
DDD-200709-749-028.PDFInfo Sheet: Operating on a Compromised Network (July 2014)7/1/2014
Info Sheet: Segment Networks and Deploy Application-Aware Defenses (September 2019)8/30/2019
CSI_PROTECTIVE DNS_UOO117652-21.PDFInfo Sheet: Selecting a Protective DNS Service (May 2021 Update)5/31/2021
DDD-190716-715-072.PDFInfo Sheet: Steps to Secure Web Browsing (May 2018)5/1/2018
Info Sheet: Top 10 Mitigation Strategies (March 2018)7/16/2019
Info Sheet: Transition to Multi-Factor Authentication (August 2019)8/30/2019
DDD-190716-676-073.PDFInfo Sheet: UEFI Advantages Over Legacy Mode (March 2018)3/1/2018
DDD-190716-162-074.PDFInfo Sheet: UEFI Lockdown Quick Guidance (March 2018)3/1/2018
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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.