NIST 800-53 rev.5/Assessment, Authorization, and Monitoring/226 of 1011
CA-09Internal System Connections
Control family: Assessment, Authorization, and Monitoring
Control description
a. Authorize internal connections of [Assignment: organization-defined system components or classes of components] to the system;
b. Document, for each internal connection, the interface characteristics, security and privacy requirements, and the nature of the information communicated;
c. Terminate internal system connections after [Assignment: organization-defined conditions]; and
d. Review [Assignment: organization-defined frequency] the continued need for each internal connection.
How to implement
Coming in phase 2Step-by-step guidance for implementing this control on Microsoft Azure, using services such as Azure Policy, Microsoft Defender for Cloud and Entra ID. It will be matched to your environment.