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SESSION MANAGEMENT FRAMEWORK FOR SECURE COMMUNICATIONS BETWEEN HOST DEVICES AND TRUSTED DEVICES

  • US 20200137031A1
  • Filed: 12/23/2019
  • Published: 04/30/2020
  • Est. Priority Date: 12/23/2019
  • Status: Active Grant
First Claim
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1. One or more non-transitory computer-readable storage mediums having stored thereon executable computer program instructions that, when executed by one or more processors, cause the one or more processors to perform operations comprising:

  • establishing a security agreement between a host system and a trusted device, the host system including a trusted execution environment (TEE);

    initiating a key exchange between the host system and the trusted device, including sending a key agreement message from the host system to the trusted device;

    sending an initialization message to the trusted device;

    validating capabilities of the trusted device for a secure communication session between the host system and the trusted device;

    provisioning secrets to the trusted device and initializing cryptographic parameters with the trusted device; and

    sending an activate session message to the trusted device to activate the secure communication session over a secure communication channel.

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