NSA News & Highlights

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Tag: national security system

Hardening DOW Critical OT Environments with ZT Principle

Oct. 8, 2026

NSA Releases Zero Trust Guidance for Protecting Operational Technology Systems

The "Zero Trust Guidance for Protecting Operational Technology Systems" assesses OT system vulnerabilities; provides guidance for implementing ZT outcomes despite technical limitations; identifies a manageable starting point for transitioning from perimeter-based defenses toward a verifiable, resilient, and adaptive architecture; proposes recommendations using ZT mitigation principles to prevent catastrophic impacts to our society's national security, economic security, and public health and safety; and outlines methods for tailoring ZT concepts to strengthen system security.

Cybersecurity Information

Sept. 17, 2020

Reduce Risk of Network Compromises

FT. MEADE, Md. — The National Security Agency has released two cybersecurity information sheets (CSIs) with best practices to help National Security System (NSS) and Department of Defense (DoD) teleworkers and their systems administrators secure their networks and handle potential compromises.