SC-20: Secure Name/Address Resolution Service (Authoritative Source)
NIST Baseline: Low
DIR Required By: 01/20/2023
Review Date: 08/08/2024
- The Tarleton State University (Tarleton) Chief Information Security Officer (CISO), or designee, is responsible for ensuring that Tarleton Domain Name System (DNS) procedures are in place that:
- Provide additional data origin and integrity artifacts along with the authoritative name resolution data the system returns in response to external name/address resolution queries;
- Provide the means to indicate the security status of child zones and (if the child supports secure resolution services) to enable verification of a chain of trust among parent and child domains, when operating as part of a distributed, hierarchical namespace.; and