EXECUTION SYSTEM OF TRANSACTION WITH MULTIFUNCTIONAL CARD WITH BUILT-IN ELECTRONIC PURSE

摘要

PURPOSE: To improve the resistance of a entire process to illegal access and, at the same time, to improve the perfection of the secrecy control of private information. CONSTITUTION: A transaction executing system for a multifunctional card 1 incorporating an integrated circuit. The integrated circuit incorporates a bank application 2 related to the bank account of a user and at least one purse application 3 related to a service offerer or maker. The user can load a selectable amount on the application 3. A purse offerer is loaded on a purse and provided with a true certificate on the amount entered to the credit side of the account of the purse offerer. This certificate is provided without private data required for the preparation of the certificate and stored in the application 3 or a purse terminal.