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ARTICLE AND METHOD FOR TRANSACTION IRREGULARITY DETECTION

  • US 20150100497A1
  • Filed: 10/03/2013
  • Published: 04/09/2015
  • Est. Priority Date: 10/03/2013
  • Status: Active Grant
First Claim
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1. A method for irregularity detection within a previous security-device transaction between a security-device and a previous device, comprising:

  • receiving a last-reported transaction counter value associated with a last-reported security-device transaction with the security-device;

    receiving a previous device identifier associated with the previous security-device transaction with the security-device;

    receiving a currently-reported transaction counter value associated with a current security-device transaction with the security-device; and

    associating an irregularity with the previous device if the current transaction counter value differs from the last-reported transaction counter value by other than an increment.

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