This video from Carnegie Mellon Software Engineering Institute (co-authors of the CMMC Model) discusses CMMC Level 4 Maturity. The specific topic is CMMC requirement ML.4.996 “Review and measure [DOMAIN NAME] activities for effectiveness” SEI Blog: https://insights.sei.cmu.edu/sei_blog/cybersecurity-maturity-model-certification-cmmc/
CMMC Audit Preparation > ML.4.996