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Method and transaction interface for secure data exchange between distinguishable networks

  • US 7,865,939 B2
  • Filed: 09/15/2006
  • Issued: 01/04/2011
  • Est. Priority Date: 10/30/1999
  • Status: Expired due to Fees
First Claim
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1. A method of secure data exchange comprising:

  • receiving, through an external firewall, a user request from an external network in a first interface server;

    comparing, on the first interface server, the user request with a set of permissible requests;

    storing the user request in an interface memory coupled to the first interface server;

    checking, through an internal firewall, the interface memory exclusively from an internal server on an internal network;

    processing the user request in the internal server if the user request matches one of the permissible requests; and

    not processing the user request in the internal server if it does not match one of the permissible requests.

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