An acquiring bank is the risk-controlling entity throughout the credit card process whatever merchant acquirers, ISOs or member service providers it uses, and manages the credit, fraud, compliance and reputation risk of its merchant portfolio through merchant underwriting and due diligence, monitoring of transaction activity and chargebacks, reserves and holdbacks, oversight of ISO and processor relationships, adherence to network rules and PCI DSS, and the further controls the booklet describes.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.