Method for secure electronic transaction and corresponding...

Details Method for secure electronic transaction and corresponding... Method for secure electronic transaction and corresponding...

2007-07-03

2007-07-03

Fischer, Andrew J. (Department: 3621)

Data processing: financial, business practice, management, or co

Business processing using cryptography

Secure transaction

C705S001100, C705S017000, C705S039000, C705S064000, C235S380000

Reexamination Certificate

active

10111062

ABSTRACT:
The transaction is made between an object and a terminal. According to the invention, an authentication value is inserted in the object which is a digital signature appearing on an identifier of the object. Each object also has a diversified key created from a base key diversified by the identifier. The terminal can thus authenticate the identifier and check that the debit has actually been made.Application to electronic payment.

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Contactless technology security issues, Dr. Helena Handschuh, Apr. 2004.

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