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User authentication via device characteristics

  • US 10,581,846 B2
  • Filed: 09/20/2016
  • Issued: 03/03/2020
  • Est. Priority Date: 09/20/2016
  • Status: Active Grant
First Claim
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1. A method for authenticating a device, the method comprising:

  • receiving a plurality of device parameters from a user device, wherein the plurality of device parameters comprise a device ID based on an operating system of the device, an IMEI number, a battery serial number, and a hardware identification number;

    selecting a user profile having a plurality of user profile characteristics from a device database based on determining a match between at least one device characteristic of the plurality of device characteristics with at least one user profile characteristic of the plurality of user profile characteristics;

    determining a device value based on a summation of WN * EN, wherein WN is the weight associated with the Nth device parameter, and wherein EN is a binary representation based on the match between Nth device parameter from the user device with the Nth user profile characteristic, and wherein at least one device parameter does not match the associated user profile characteristic;

    determining whether a difference in values for the at least one device parameter that does not match the associated user profile characteristic is possible;

    based on determining that the device value is above a threshold value and based on determining that the difference in values is possible, authenticating the user device; and

    based on authenticating the user device, updating the user profile having the plurality of user profile characteristics from the device database with the at least one device parameter that does not match the associated user profile characteristic.

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