NIST SP 800-53 Rev 5 HIGH
AC: Access Control – NIST SP 800-53 Revision 5.1 HIGH

NIST SP 800-53 Rev 5 HIGH AC-20: AC-20 Use of External Systems

a. [Selection (one or more): establish [Assignment: organization-defined terms and conditions]; identify [Assignment: organization-defined controls asserted to be implemented on external systems]], consistent with the trust relationships established with other organizations owning, operating, and/or maintaining external systems, allowing authorized individuals to: 1. Access the system from external systems; and 2. Process, store, or transmit organization-controlled information using external systems; or b. Prohibit the use of [Assignment: organizationally-defined types of external systems].

Maintained by Gerard BlokdykControl text last updated

What else in your programme already covers this

This control maps to 3 controls across 3 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.

FedRAMP High · 1 control

  • AC-20 Use of External Systems

FedRAMP Moderate · 1 control

  • AC-20 Use of External Systems

NIST SP 800-53 Rev 5 · 1 control

Every mapping shown was judged rather than inferred from wording similarity, and the ones that failed review are published too. See the coverage reports and what was rejected.

Other controls in AC: Access Control – NIST SP 800-53 Revision 5.1 HIGH

Query this from an agent

The graph holds this control, the 3 it maps to, and the evidence behind each claim, over MCP and REST.

MCP endpointAll NIST SP 800-53 Rev 5 HIGH controls