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System and method for transferring information over a computer network

  • US 6,502,137 B1
  • Filed: 10/09/1997
  • Issued: 12/31/2002
  • Est. Priority Date: 10/09/1997
  • Status: Expired due to Term
First Claim
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1. A process implemented within a first data processing system comprising the steps of:

  • receiving a first request from a second data processing system coupled to the first data processing system over a computer network for information on a data portion;

    sending from the first data processing system the information on the data portion over the computer network accompanied with a passcode;

    receiving a second request from the second data processing system coupled to the first data processing system over the computer network for the data portion; and

    sending, from the first data processing system over the computer network, the data portion only if the second request includes the passcode.

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