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NIST 800-53 rev.5

NIST 800-53 rev.5/System and Communications Protection/875 of 1011

SC-45 (01)System Time Synchronization | Synchronization with Authoritative Time Source

Control family: System and Communications Protection

Control description

(a) Compare the internal system clocks [Assignment: organization-defined frequency] with [Assignment: organization-defined authoritative time source]; and

(b) Synchronize the internal system clocks to the authoritative time source when the time difference is greater than [Assignment: organization-defined time period].

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.