SC-7(23)

Requirement

Disable feedback to senders on protocol format validation failure.

Discussion

Disabling feedback to senders when there is a failure in protocol validation format prevents adversaries from obtaining information that would otherwise be unavailable.

More Info

Title

Boundary Protection | Disable Sender Feedback on Protocol Validation Failure
Family

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

Related NIST 800-53 ID

NIST 800-53A Assessment Guidance

Examine

[SELECT FROM: System and communications protection policy; procedures addressing boundary protection; system design documentation; system hardware and software; system architecture; 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; system developer; organizational personnel with boundary protection responsibilities].

Test

[SELECT FROM: Mechanisms supporting and/or implementing the disabling of feedback to senders on protocol format validation failure].

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