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Systems and methods to match identifiers

  • US 8,843,391 B2
  • Filed: 10/19/2011
  • Issued: 09/23/2014
  • Est. Priority Date: 10/15/2009
  • Status: Active Grant
First Claim
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1. A computer-implemented method, comprising:

  • receiving, in a computing apparatus, first user data to track first online activities of users, the first user data identifyingfirst user identifiers,times of the first online activities of the first identifiers, andInternet Protocol (IP) addresses of the first online activities of the first identifiers;

    receiving, in the computing apparatus, second user data to track second online activities, the second user data identifyingfirst account identifiers configured to identify payment accounts in which payment transactions are processed via a transaction handler of a payment processing network,times of the second online activities of the first account identifiers, andInternet Protocol (IP) addresses of the second online activities of the first account identifiers; and

    matching, by the computing apparatus, the times of the first online activities and the Internet Protocol (IP) addresses of the first online activities identified in the first user data with the times of the second online activities and the Internet Protocol (IP) addresses of the second online activities identified in the second user data to identify mapping between the first user identifiers and the first account identifiers.

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