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Method and system for locking an electronic device

  • US 9,262,604 B2
  • Filed: 02/01/2012
  • Issued: 02/16/2016
  • Est. Priority Date: 02/01/2012
  • Status: Active Grant
First Claim
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1. A method in an electronic device, the method comprising, at the device:

  • storing on the electronic device, a temporary automatic lock time value;

    receiving, through a user input interface of the device when the device is in a locked state, a challenge response; and

    if the challenge response is accepted;

    unlocking the device;

    if a temporary automatic lock time indicator is received with the challenge response, setting an automatic lock timer of the device to the temporary automatic lock time value based on the temporary automatic lock time indicator;

    if the temporary automatic lock time indicator is not received with the challenge response, setting the automatic lock timer of the device to a default value; and

    starting the automatic lock timer, the automatic lock timer causing the device to transition to the locked state upon expiry,wherein the temporary automatic lock time value has a one-time use lifespan and the automatic lock timer resets to the default value after one-time use of the temporary automatic lock time value.

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