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Encryption for telematics flashing of a vehicle

  • US 9,672,025 B2
  • Filed: 12/10/2014
  • Issued: 06/06/2017
  • Est. Priority Date: 12/10/2014
  • Status: Active Grant
First Claim
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1. A vehicle system comprising:

  • a processor configured toreceive an encrypted software update responsive to an update request to an update server,identify a key offset into a long key, the long key corresponding to a vehicle identifier and stored to the vehicle, according to a timestamp of the update request, anddecrypt the encrypted software update according to the long key indexed to the key offset using a reverse of a mathematical operation used to encrypt the software update with the long key.

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