NIST800-SC-7(4) SC-7(4) Boundary Protection | External Telecommunications Services
NIST800-SC-7(4) in NIST SP 800-53 Rev 5 (NIST SP 800-53 Rev 5, Release 5.2.0). All NIST SP 800-53 Rev 5 controls held. Open NIST SP 800-53 Rev 5 on the standards site.
The control as we hold it
SC-7(4) Boundary Protection | External Telecommunications Services. (a) Implement a managed interface for each external telecommunication service; (b) Establish a traffic flow policy for each managed interface; (c) Protect the confidentiality and integrity of the information being transmitted across each interface; (d) Document each exception to the traffic flow policy with a supporting mission or business need and duration of that need; (e) Review exceptions to the traffic flow policy [Assignment: organization-defined frequency] and remove exceptions that are no longer supported by an explicit mission or business need; (f) Prevent unauthorized exchange of control plane traffic with.
Reviewed and closest counterparts in the other frameworks
We hold no cross-framework row for NIST800-SC-7(4) yet. The reviewed pairs page lists the released pairs and their coverage.
What an auditor commonly asks for
General guidance for this control area (domain: SC - System and Communications Protection), in our words, not a statement of the standard and not binding on an assessor.
- the system and communications protection policy
- the boundary, encryption and key records
- the monitoring records