Patent ID: 9218700
Filing Date: 2015-12-22
Classification: G07C,H04W

Abstract:
1. A system, comprising: a portable wireless communication device; a vehicle, comprising: a central module configured to establish a wireless connection with the portable wireless communication device to initiate a current communication session, wherein the portable wireless communication device communicates a request message when the wireless connection is established with the central module, wherein the request message requests temporary security information, wherein the portable wireless communication device is used to access the vehicle; and a key provisioning server, communicatively coupled to the portable wireless communication device via a first wireless communication link and the central module via a second wireless communication link, wherein the key provisioning server is configured to provide, in response to the request message, the temporary security information to the portable wireless communication device and the central module, wherein the temporary security information is used to encrypt communications between the portable wireless communication device and the central module.