PROCESSING MESSAGES RECEIVED AT A VEHICLE
First Claim
Patent Images
1. A method for processing messages received at a vehicle, comprising the steps of:
- (a) wirelessly receiving at a vehicle a first communication message having secure credentials and a message signature for a second communication message;
(b) authenticating the first communication message via its secure credentials;
(c) wirelessly receiving at the vehicle the second communication message;
(d) validating the second communication message using the message signature from the first communication message; and
(e) processing the validated message at the vehicle.
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Abstract
A system and method for processing messages received at a vehicle. The method carried by the system involves wirelessly receiving at a vehicle a first communication message having secure credentials and a message signature for a second communication message. Then, the vehicle authenticates the first communication message via its secure credentials. Later, the vehicle wirelessly receives the second communication message and validates this second message using the message signature from the first message. In response to the validation, the second message is processed at the vehicle.
19 Citations
15 Claims
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1. A method for processing messages received at a vehicle, comprising the steps of:
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(a) wirelessly receiving at a vehicle a first communication message having secure credentials and a message signature for a second communication message; (b) authenticating the first communication message via its secure credentials; (c) wirelessly receiving at the vehicle the second communication message; (d) validating the second communication message using the message signature from the first communication message; and (e) processing the validated message at the vehicle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A telematics unit for processing messages received at a vehicle, wherein the telematics unit includes a processor and computer readable memory that contains instructions that are executed by the processor to carry out the following steps:
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(a) wirelessly receiving at a vehicle a first communication message having secure credentials and a message signature for a second communication message; (b) authenticating the first communication message via its secure credentials; (c) wirelessly receiving at the vehicle the second communication message; (d) validating the second communication message using the message signature from the first communication message; and (e) processing the validated message at the vehicle. - View Dependent Claims (13, 14, 15)
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Specification