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METHOD AND APPARATUS FOR PROVIDING SECURITY SERVICE FOR VEHICLE-DEDICATED DATA CHANNEL IN LINKING BETWEEN VEHICLE HEAD UNIT AND EXTERNAL DEVICE

  • US 20170142078A1
  • Filed: 02/26/2016
  • Published: 05/18/2017
  • Est. Priority Date: 11/17/2015
  • Status: Active Grant
First Claim
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1. A method of providing a security service for a vehicle-dedicated data channel in linking with a terminal by a vehicle head unit, the method comprising:

  • transmitting, to the terminal, a predetermined integrity verification request message for requesting integrity verification of application software and an operating system included in the terminal;

    receiving an integrity verification result message from the terminal;

    exchanging a plaintext symmetric key with the terminal when integrity of the operating system and the application software is successfully verified according to the integrity verification result message; and

    establishing a vehicle-dedicated data channel to the terminal, and transmitting and receiving a packet encrypted using the plaintext symmetric key through the established vehicle-dedicated data channel when the plaintext symmetric key is successfully exchanged.

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