NIST 800-53 rev.5/System and Communications Protection/821 of 1011
SC-21Secure Name/address Resolution Service (recursive or Caching Resolver)
Control family: System and Communications Protection
Control description
Request and perform data origin authentication and data integrity verification on the name/address resolution responses the system receives from authoritative sources.
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.