AC-20 (01)Use of External Systems | Limits on Authorized Use

Permit authorized individuals to use an external system to access the system or to process, store, or transmit organization-controlled information only after:

(a) Verification of the implementation of controls on the external system as specified in the organization’s security and privacy policies and security and privacy plans; or

(b) Retention of approved system connection or processing agreements with the organizational entity hosting the external system.