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-200723-941-003.PDFAdvisory: Protect Operational Technologies and Control Systems against Cyber Attacks (July 2020)7/23/2020
DDD-200730-216-040.PDFCybersecurity Advisory: Mitigate the GRUB2 BootHole Vulnerability7/30/2020
DDD-200804-085-006.PDFInfo Sheet: Limiting Location Data Exposure8/4/2020
CSA_DROVORUB_RUSSIAN_GRU_MALWARE_AUG_2020.PDFCybersecurity Advisory: Russian GRU 85th GTsSS Deploys Previously Undisclosed Drovorub Malware8/13/2020
HARDENING_NETWORK_DEVICES.PDFInfo Sheet: Hardening Network Devices (August 2020)8/18/2020
CTR-UEFI-SECURE-BOOT-CUSTOMIZATION-20200915.PDFUEFI Secure Boot Customization9/17/2020
COMPROMISED_PERSONAL_NETWORK_INDICATORS_AND_MITIGATIONS_20200914_FINAL.PDFCompromised Personal Network Indicators and Mitigations9/17/2020
PERFORMING_OUT_OF_BAND_NETWORK_MANAGEMENT20200911.PDFPerforming Out-of-Band Network Management9/17/2020
DDD-200702-323-002.PDFInfo Sheet: (Full) Configuring IPsec Virtual Private Networks (October 2020 update)10/16/2020
DDD-200702-489-003.PDFInfo Sheet: (Abridged) Configuring IPsec Virtual Private Networks (October 2020 update)10/16/2020
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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.