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Fraud detection

  • US 9,607,620 B2
  • Filed: 03/21/2014
  • Issued: 03/28/2017
  • Est. Priority Date: 03/21/2014
  • Status: Active Grant
First Claim
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1. A system for fraud detection, comprising:

  • a processor that executes the following computer executable components stored in a memory;

    a monitoring component that;

    generates a voice match determination based on identification of at least two segments of a communication, wherein segments of the at least two segments comprise respective voice signals associated with an individual, andassigns a confidence level to the voice match determination, the confidence level indicates a likelihood that the individual is a fraudster;



    an analysis component that;

    analyzes respective frequency responses for each segment of the at least two segments, andassigns a frequency response confidence level based on a determination that the respective frequency responses indicate the individual is the fraudster and based on consideration of a false positive caused by external influences; and



    a fraud component that determines fraud is occurring based on the confidence level of the voice match determination and the frequency response confidence level.

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