SC-8(5)

Requirement

Implement [Assignment: organization-defined protected distribution system] to [Selection (one or more): prevent unauthorized disclosure of information; detect changes to information] during transmission.

Discussion

The purpose of a protected distribution system is to deter, detect, and/or make difficult physical access to the communication lines that carry national security information.

Title

Transmission Confidentiality and Integrity | Protected Distribution System
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 transmission confidentiality and integrity; 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; system developer].

Test

[SELECT FROM: Cryptographic mechanisms supporting and/or implementing concealment or randomization of communication patterns; mechanisms supporting and/or implementing protected distribution systems].

ID	Assessment Objectives
SC-08(05)	the <SC-08(05)_ODP[01] protected distribution system> is implemented to <SC-08(05)_ODP[02] SELECTED PARAMETER VALUES> during transmission.

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