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Secure intermediation system and method

  • US 9,172,679 B1
  • Filed: 04/14/2004
  • Issued: 10/27/2015
  • Est. Priority Date: 04/14/2004
  • Status: Active Grant
First Claim
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1. A payment number intermediation method performed by an intermediary positioned along a communication path between a client and a server, comprising:

  • receiving a payment message from the client;

    detecting an account number in the payment message after receiving the payment message;

    after detecting the account number, sending a request for a limited-use payment number associated with an account identified by the account number, wherein the request identifies at least one payment limitation selected from the group consisting of i) an identity of a payee, ii) a payment amount, and iii) a time limitation;

    receiving a limited-use payment number, wherein use of the limited-use payment number is subject at least to the identified payment limitation;

    replacing the account number with a limited-use payment number to create a modified message; and

    sending the modified message along the communication path to the server.

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