What is CMMC compliance? Requirements, levels, and preparing for a CMMC audit

This article summarizes the DoD's CMMC 2.0 framework—its three levels (Foundational, Advanced, Expert), primary control families aligned to NIST SP 800-171/172, and the need for enforceable, evidence-driven controls—and explains how ThreatLocker’s Zero Trust endpoint enforcement, least-privilege, and logging capabilities can help Defense Industrial Base contractors prepare for audits and maintain continuous compliance.