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Facilitating a secure session between paired devices

  • US 9,674,707 B2
  • Filed: 03/14/2014
  • Issued: 06/06/2017
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. A method of communicating between a host device and a wearable device, the method comprising, by the host device:

  • establishing wireless communication with a wearable device;

    entering an unlocked state in response to receiving user input matching a user sign-in credential;

    determining whether the wearable device is in a trusted state at a time correlated with receiving the user input;

    when the wearable device is in the trusted state, establishing a verified session with the wearable device;

    subsequently to establishing the verified session, entering a locked state;

    detecting, while in the locked state, an unlock-triggering event;

    in response to detecting the unlock-triggering event, determining whether the verified session has ended;

    when the verified session has not ended, requesting a session confirmation from the wearable device;

    receiving a response to the request from the wearable device; and

    when the response from the wearable device comprises a valid session confirmation;

    bypassing a requirement for a sign-in credential; and

    transitioning to the unlocked state.

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