| 摘要 |
<p>PURPOSE:To eliminate the need of inputting discrimination data each time in the case of executing an account settlement processing, and also, to prevent an illegal use at the time of loss by nullifying the discrimination data stored in a discrimination data storage special means when the validity time elapses. CONSTITUTION:When discrimination data is inputted by an input means 24, the discrimination data is stored in a discrimination data storage means 36, and when the discrimination data is stored in the discrimination data storage means 36, time counting by a time counting means 31 is started. A nullification processing means 32 compares a time counting result by the time counting means 31 and a validity time stored in a validity time storage means 37 in advanc As a result of the comparison, in the case a result of time counting exceeds the validity time, the nullification processing means 32 erases the discrimination data stored in the dis crimination data storage means 36. In such a way, within a prescribed time after the discrimination data is inputted, it is unnecessary to input the discrimination data whenever a transaction is executed, and also, an illegal use at the time of loss can be prevented.</p> |
