Restrict physical access to cabling and other nonprogrammable communication components connecting applicable Cyber Assets within the same ESP where they lie outside a PSP; where physical restrictions are not in place, document and implement encryption of the data in transit, or link monitoring with an alarm to incident response personnel within 15 minutes of detected communication failure, or an equally effective logical protection.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.