Reduces audit pressure (ATO readiness): The RMF requires teams to prove security controls are implemented correctly. In such cases, the traceability matrix acts as documented evidence for the auditor and shows that security controls are not just discussed but implemented.
RMF is built on documentation and evidence: Artifacts like SSP, SAR, and POA&M must be connected, not isolated in the NIST RMF documentation.
Prevents compliance gaps: When security control traceability is implemented properl