ELECTRONIC ACCOUNT SETTLEMENT SYSTEM, IC CARD, ELECTRONIC SETTLEMENT EQUIPMENT AND RECORDING MEDIUM IN WHICH THE PROGRAM IS RECORDED

摘要

PROBLEM TO BE SOLVED: To provide an electronic account settlement system which improves the security by preventing an illegal recording of a password or information on a living body and also by preventing an illegal settlement. SOLUTION: This system is an electronic account settlement system which performs an electronic settlement using an IC card, that is, it performs a transaction of an electronic settlement using personal information which is input in the IC card by a user beforehand and information about transaction amount, etc. The personal information consists of a password and the information on a living body, and by which a personal certification is performed. The information about transaction amount, etc., consists of a maximum transaction amount limit and a transaction amount, and the transaction by an false transaction amount is prevented by transmitting from the IC card the maximum transaction amount limit and the transaction amount to the electronic settlement equipment.