Skip to main content

💼 SC-20 Secure Name/address Resolution Service (authoritative Source)

  • Contextual name: 💼 SC-20 Secure Name/address Resolution Service (authoritative Source)
  • ID: /frameworks/nist-sp-800-53-r5/sc/20
  • Located in: 💼 SC System And Communications Protection

Description​

a. Provide additional data origin authentication and integrity verification artifacts along with the authoritative name resolution data the system returns in response to external name/address resolution queries; and b. 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.

Similar​

  • Internal
    • ID: dec-c-60182420

Similar Sections (Give Policies To)​

SectionSub SectionsInternal RulesPoliciesFlags
💼 FedRAMP High Security Controls → 💼 SC-20 Secure Name/Address Resolution Service (Authoritative Source) (L)(M)(H)
💼 FedRAMP Low Security Controls → 💼 SC-20 Secure Name/Address Resolution Service (Authoritative Source) (L)(M)(H)

Sub Sections​

SectionSub SectionsInternal RulesPoliciesFlags
💼 SC-20(1) Secure Name/address Resolution Service (authoritative Source) _ Child Subspaces
💼 SC-20(2) Secure Name/address Resolution Service (authoritative Source) _ Data Origin and Integrity