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Simultaneous electronic transactions with visible trusted parties

DC
  • US 5,629,982 A
  • Filed: 08/20/1996
  • Issued: 05/13/1997
  • Est. Priority Date: 03/21/1995
  • Status: Expired due to Term
First Claim
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1. A method of transmitting a message using a trusted party, comprising the steps of:

  • (a) a sender causing the trusted party to be provided with a version of the message that is encrypted in a key that is not available to the trusted party, and causing the trusted party to receive information identifying the sender and information identifying a recipient;

    (b) the trusted party using the information identifying the recipient to cause information to be provided to the recipient that allows the recipient to retrieve the message and identify the sender; and

    (c) the trusted party causing a receipt for the message to be provided to the sender.

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