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Method and system of authenticating a network device in a location based verification framework

  • US 9,979,539 B2
  • Filed: 12/12/2014
  • Issued: 05/22/2018
  • Est. Priority Date: 12/30/2013
  • Status: Active Grant
First Claim
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1. A method of authenticating a network device, the method comprising:

  • receiving a first signal including a timestamp indicating time of broadcast of the first signal of a first network device from the first network device;

    calculating a first distance between the first network device and a second network device using the timestamp;

    receiving, from a third network device, a second distance between the first network device and the third network device calculated using the timestamp;

    calculating a location of the first network device based on the calculated first distance and the received second distance;

    verifying location of the first network device based on the calculated location of the first network device; and

    authenticating the first network device based on the verification,wherein the verifying further comprises;

    transmitting a second signal including a first nonce message to the first network device, andin response to the second signal, receiving a third signal including a second nonce message from the first network device.

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