The vehicle verifies the authenticity and integrity of messages it receives (Table B1: 4.1 spoofing by impersonation, 5.1 code injection, 6.1 information from untrusted sources, 6.2 man in the middle or session hijacking, 6.3 replay, 11.2 malicious V2X messages, 11.3 malicious diagnostic messages, 11.4 malicious proprietary messages).
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.