05621797 is referenced by 333 patents and cites 44 patents.

A system for open electronic commerce having a customer trusted agent securely communicating with a first money module, and a merchant trusted agent securely communicating with a second money module. Both trusted agents are capable of establishing a first cryptographically secure session, and both money modules are capable of establishing a second cryptographically secure session. The merchant trusted agent transfers electronic merchandise to the customer trusted agent, and the first money module transfers electronic money to the second money module. The money modules inform their trusted agents of the successful completion of payment, and the customer may use the purchased electronic merchandise.

Title
Electronic ticket presentation and transfer method
Application Number
234461
Publication Number
5621797
Application Date
December 19, 1995
Publication Date
April 15, 1997
Inventor
Sholom S Rosen
New York
NY, US
Agent
Morgan & Finnegan
Assignee
Citibank N A
NY, US
IPC
H04L 9/00
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