Patent ID: 8925083
Filing Date: 2014-12-30
Classification: B60R,H04L

Abstract:
1. A method for preventing spoofing in an automotive network, the method comprising: tracking, by an electronic control unit of a vehicle, at least one message created by the electronic control unit and transmitted on a bus in the automotive network, the at least one message forming one of a plurality of messages transmitted among a plurality of electronic control units on the bus, the electronic control unit assigned a unique identifier; monitoring, by the electronic control unit, data packets of the plurality of messages, each of the data packets including an identifier of a corresponding electronic control unit based on a routing plan; and upon determining by the electronic control unit, in response to the monitoring, that an identifier contained in at least one of the data packets matches the unique identifier assigned to the electronic control unit and that the electronic control unit, responsive to the tracking, is not the creator of the at least one of the data packets, generating and transmitting a diagnostic message to at least one module in the automotive network over the bus, the diagnostic message instructing the at least one module to take no action on the at least one of the data packets.