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SECURING EXTERNAL SYSTEMS WITH ACCOUNT TOKEN SUBSTITUTION

  • US 20160224976A1
  • Filed: 04/11/2016
  • Published: 08/04/2016
  • Est. Priority Date: 08/12/2010
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving, by a tokenization server, a message including an account identifier;

    generating, by the tokenization server, an account token for the account identifier included in the message;

    transmitting, by the tokenization server, an external request message with the account token to an external entity for processing by the external entity;

    receiving, by the tokenization server, an external response message with the account token from the external entity in response to the external entity processing the external request message; and

    sending, by the tokenization server, the message to a merchant computer or an issuer computer after receiving the external response message.

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