NSA Cybersecurity Advisories & 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.

To read our complete series on protecting DoD microelectronics from adversary influence, view our DoD Microelectronics Guidance page.
 

ImageTitlePublication Date
CSA: North Korea Cyber Group Conducts Global Espionage Campaign to Advance Regime’s Military and Nuclear ProgramsCSA: North Korea Cyber Group Conducts Global Espionage Campaign to Advance Regime’s Military and Nuclear Programs7/25/2024
CSA: North Korea Using Social Engineering to Enable Hacking of Think Tanks, Academia, and MediaCSA: North Korea Using Social Engineering to Enable Hacking of Think Tanks, Academia, and Media6/1/2023
CSA: North Korean Actors Exploit Weak DMARC Security Policies to Mask Spearphishing EffortsCSA: North Korean Actors Exploit Weak DMARC Security Policies to Mask Spearphishing Efforts5/2/2024
CSA: Ongoing Cyber Threats to U.S. Water and Wastewater SystemsCSA: Ongoing Cyber Threats to U.S. Water and Wastewater Systems10/14/2021
CSA: People’s Republic of China State-Sponsored Cyber Actor Living off the Land to Evade DetectionCSA: People’s Republic of China State-Sponsored Cyber Actor Living off the Land to Evade Detection5/24/2023
CSA: People’s Republic of China State-Sponsored Cyber Actors Exploit Network Providers and Devices (June 2022)CSA: People’s Republic of China State-Sponsored Cyber Actors Exploit Network Providers and Devices (June 2022)6/7/2022
CSA: People’s Republic of China-Linked Actors Compromise Routers and IoT Devices for Botnet OperationsCSA: People’s Republic of China-Linked Actors Compromise Routers and IoT Devices for Botnet Operations9/18/2024
CSA: People's Republic of China-Linked Cyber Actors Hide in Router FirmwareCSA: People's Republic of China-Linked Cyber Actors Hide in Router Firmware9/27/2023
CSA: PRC MSS Tradecraft in ActionCSA: PRC MSS Tradecraft in Action7/8/2024
CSA: PRC State-Sponsored Actors Compromise and Maintain Persistent Access to U.S. Critical InfrastructureCSA: PRC State-Sponsored Actors Compromise and Maintain Persistent Access to U.S. Critical Infrastructure2/7/2024
CSA: Preventing Web Application Access Control AbuseCSA: Preventing Web Application Access Control Abuse7/27/2023
CSA: Protecting Against Cyber Threats to Managed Service Providers and their CustomersCSA: Protecting Against Cyber Threats to Managed Service Providers and their Customers5/11/2022
CSA: Protecting Against Malicious Use of Remote Monitoring and Management SoftwareCSA: Protecting Against Malicious Use of Remote Monitoring and Management Software1/25/2023
CSA: Protecting VSAT Communications (August 2024 Update)CSA: Protecting VSAT Communications (August 2024 Update)8/26/2024
CSA: Ransomware Attacks on Critical Infrastructure Fund DPRK Malicious Cyber ActivitiesCSA: Ransomware Attacks on Critical Infrastructure Fund DPRK Malicious Cyber Activities2/9/2023
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Additional Documents

Some guidance is protected and requires use of a DoD Common Access Card (CAC) to access. Visit https://cyber.mil/nsa/cybersecurity-advisories-and-technical-guidance/ to access the following and other protected documents:

  • Avoid Dangers of Wildcard TLS Certificates and the ALPACA Technique (FOUO version)
  • Protecting VSAT Communications
  • Quantum Security of Symmetric Cryptography and Hash Functions: A Review
  • Securing AWS S3
  • Security Considerations for Office 365 Government Customers