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PAYMENT PROCESSING SYSTEM SECURE HEALTHCARE DATA TRAFFICKING

  • US 20100057621A1
  • Filed: 06/29/2009
  • Published: 03/04/2010
  • Est. Priority Date: 06/30/2008
  • Status: Abandoned Application
First Claim
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1. A method comprising a plurality of steps each being performed by a computing apparatus executing software, wherein the steps include:

  • receiving, from an address of an acquirer, acquirer encrypted data for a transaction upon an account for a purchase of an item from a merchant, wherein the acquirer encrypted data;

    was formed by encrypting unencrypted data from the transaction using an acquirer zone key corresponding to the acquirer;

    includes information sufficient to identify both;

    an account holder to whom the account was issued by the issuer; and

    the item of the purchase;

    anddoes not include information sufficient to identify the acquirer zone key;

    decrypting the acquirer encrypted data for the transaction using the acquirer zone key to form the unencrypted data from the transaction;

    encrypting the unencrypted data for the transaction using a vault key to form vault encrypted data for the transaction;

    storing the vault encrypted data for the transaction;

    receiving, from an address of the issuer, a transaction detail request corresponding to the transaction;

    decrypting, using the vault key, in response to receiving the transaction detail request, the vault encrypted data for the transaction to form the unencrypted data from the transaction;

    encrypting the unencrypted data for the transaction using an issuer zone key corresponding to the issuer to form issuer encrypted data for the transaction;

    andsending, for delivery to the address of the issuer, the issuer encrypted data for the transaction that;

    includes information sufficient to identify both;

    the account holder; and

    the item of the purchase;

    anddoes not include information sufficient to identify the issuer zone key.

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