SA-4(1)

Requirement

Require the developer of the system, system component, or system service to provide a description of the functional properties of the controls to be implemented.

Discussion

Functional properties of security and privacy controls describe the functionality (i.e., security or privacy capability, functions, or mechanisms) visible at the interfaces of the controls and specifically exclude functionality and data structures internal to the operation of the controls.

NIST 800-53A Assessment Guidance

Examine

[SELECT FROM: System and services acquisition policy; system and services acquisition procedures; procedures addressing the integration of security and privacy requirements, descriptions, and criteria into the acquisition process; solicitation documents; acquisition documentation; acquisition contracts for the system, system component, or system services; system security plan; privacy plan; other relevant documents or records].

Interview

[SELECT FROM: Organizational personnel with acquisition/contracting responsibilities; organizational personnel with information security and privacy responsibilities; system developers].

Test

[SELECT FROM: Organizational processes for determining system security functional requirements; organizational processes for developing acquisition contracts; mechanisms supporting and/or implementing acquisitions and the inclusion of security and privacy requirements in contracts].

ID	Assessment Objectives
SA-04(01)	the developer of the system, system component, or system service is required to provide a description of the functional properties of the controls to be implemented.

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