What is Enterprise Mission Assurance Support Service (eMASS)?

eMASS, or Enterprise Mission Assurance Support Service, is a U.S. Department of Defense (DoD) system used for managing and automating the Risk Management Framework (RMF) process. It helps organizations document, implement, and assess security controls for their information systems to ensure compliance with security regulations and policies. eMASS is commonly used for creating and managing system security plans, conducting security assessments, and tracking remediation efforts. The goal of eMASS is to improve the security posture of DoD information systems and ensure consistent application of security controls across the enterprise.