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Method and system of location-aware certificate based authentication

  • US 10,068,084 B2
  • Filed: 06/27/2011
  • Issued: 09/04/2018
  • Est. Priority Date: 06/27/2011
  • Status: Active Grant
First Claim
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1. A method for authentication between a first device and a second device, the method comprising:

  • using a server comprising a processor;

    receiving, by the server, a request from the first device to access the second device;

    receiving, by the server, a location of the first device;

    receiving, by the server, a location of the second device;

    registering, by the server, a first public key associated with the first device;

    registering, by the server, a second public key associated with the second device;

    comparing, by the server, the location of the first device with the location of the second device;

    issuing, by the server, if the location of the first device is within a predetermined distance from the location of the second device, a first certificate to the first device, wherein the first certificate certifies that the first public key is associated with the first device;

    issuing, by the server, if the location of the first device is within a predetermined distance from the location of the second device, a second certificate to the second device, wherein the second certificate certifies that the second public key is associated with the second device; and

    sending, by the server, if the location of the first device is within a predetermined distance from the location of the second device, the second public key to the first device and the first public key to the second device,wherein the first device and the second device are physically separate from the server, and the first device is a mobile device and the second device is a utility device, the utility device is selected from a group consisting of a utility meter, a phasor measurement unit, a phasor data concentrator, and a power quality product.

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