Patent ID: 11924353
Assignee: FORD GLOBAL TECHNOLOGIES, LLC
Field: Control (Instruments)
Classification: CPC H  B  G | IPC B  G  H

Claim 0:
1. A system comprising: a control computer and a vehicle computer,
wherein the control computer is programmed to:
establish a physical connection to a first network that is a communication network contained in a vehicle;
determine to perform an authentication between the control computer and the vehicle computer according to a three-party rather than a two-party authentication;
receive, at the control computer, a temporary authentication signature from a remote computer via a wireless protocol;
send the temporary authentication signature, received in the control computer from the remote computer, to the vehicle computer;

wherein the vehicle computer is programmed to:
determine to perform the authentication between the control computer and the vehicle computer according to three-party authentication with the control computer, the vehicle computer, and the remote computer, rather than two-party authentication;
in response to sending a request to the remote computer, receive, at the vehicle computer in response to the request, the temporary authentication signature from the remote computer, and perform the authentication between the control computer and the vehicle computer based on receiving the temporary authentication signature from the remote computer via the wireless protocol; and

wherein the control computer is further programmed to, upon receiving an acknowledgement of the authentication from the vehicle computer, control vehicle operation including at least one of propulsion, braking, and steering.