This application provides a vehicle-mounted device control method, a vehicle-mounted device, and a vehicle system. In this method, a digital certificate is used to perform security authentication between ECUs, and a function that is currently allowed to be accessed is determined based on a matching degree of certificate chains. The digital certificate can be used to improve a security level of the vehicle system. In addition, according to the method, ECU resource waste caused by unity of an authentication result is avoided, costs and resources are saved, and user experience is improved.


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    Title :

    Vehicle-Mounted Device Control Method, Vehicle-Mounted Device, and Vehicle System


    Contributors:

    Publication date :

    2024-01-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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