Patent ID: 11916924
Assignee: NAGRAVISION SàRL
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 13:
14. A method comprising:
detecting, by one or more processors of a vehicle, that a first electronic control unit (ECU) among a plurality of ECUs of the vehicle indicated that a second ECU among the plurality of ECUs of the vehicle is a replacement of a previous ECU no longer among the plurality of ECUs of the vehicle;
validating, by the one or more processors of the vehicle, the second ECU indicated by the first ECU as being the replacement of the previous ECU;
accessing, by the one or more processors of the vehicle and from a security sub-system of the vehicle, a set of one or more security keys that correspond to the second ECU;
issuing, by the one or more processors of the vehicle and to the first ECU, a command to link the second ECU to one or more other ECUs among the plurality of ECUs; and
providing, by the one or more processors of the vehicle and to the first ECU, the set of one or more security keys that correspond to the second ECU, the first ECU causing, in response to the command issued by the one or more processors of the vehicle, the second ECU to become linked to the one or more other ECUs among the plurality of ECUs based on the provided set of one or more security keys that correspond to the second ECU indicated by the first ECU as being the replacement of the previous ECU, the first ECU provisioning the linked second ECU with a digital certificate that corresponds to the linked second ECU and installing firmware on the second ECU based on the provisioned digital certificate that corresponds to the linked second ECU.