SC-20(2)

Requirement

Provide data origin and integrity protection artifacts for internal name/address resolution queries.

Title

Secure Name/address Resolution Service (authoritative Source) | Data Origin and Integrity
Family

System and Communications Protection
NIST 800-53B Baseline(s)

NIST 800-53A Assessment Guidance

Examine

[SELECT FROM: System and communications protection policy; procedures addressing secure name/address resolution services (authoritative source); system design documentation; system configuration settings and associated documentation; system audit records; system security plan; other relevant documents or records].

Interview

[SELECT FROM: System/network administrators; organizational personnel with information security responsibilities; organizational personnel with responsibilities for managing DNS].

Test

[SELECT FROM: Mechanisms supporting and/or implementing data origin and integrity protection for internal name/address resolution service queries].

ID	Assessment Objectives
SC-20(02)[01]	data origin artifacts are provided for internal name/address resolution queries;
SC-20(02)[02]	integrity protection artifacts are provided for internal name/address resolution queries.

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