AC-4(20): Approved Solutions

Control Family:

Access Control

CSF v1.1 References:

Threats Addressed:


(Not part of any baseline)

Previous Version:

Control Statement

Employ [Assignment: organization-defined solutions in approved configurations] to control the flow of [Assignment: organization-defined information] across security domains.

Supplemental Guidance

Organizations define approved solutions and configurations in cross-domain policies and guidance in accordance with the types of information flows across classification boundaries. The National Security Agency (NSA) National Cross Domain Strategy and Management Office provides a listing of approved cross-domain solutions. Contact for more information.