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💼 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-r4/sc/20
  • Located in: 💼 SC SYSTEM AND COMMUNICATIONS PROTECTION

Description​

The information system: SC-20a. Provides 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 SC-20b. Provides 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-611b708a

Similar Sections (Give Policies To)​

SectionSub SectionsInternal RulesPoliciesFlags
💼 NIST CSF v1.1 → 💼 PR.PT-4: Communications and control networks are protected1022

Sub Sections​

SectionSub SectionsInternal RulesPoliciesFlags
💼 SC-20 (1) CHILD SUBSPACES
💼 SC-20 (2) DATA ORIGIN _ INTEGRITY