NIST 800-171 and Agentic AI: What Autonomous Systems Mean for CUI Protection
NIST Special Publication 800-171 defines a precise set of security requirements for organizations that handle Controlled Unclassified Information (CUI) outside of federal systems. For defense contractors, subcontractors, and their engineering teams, these controls are non-negotiable with the advent of the Cybersecurity Maturity Model Certification (CMMC) program, which dictates how CUI must be accessed, logged, transmitted, and protected across every system in scope. That scope is shifting.