| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a transaction processing system for suppressing illegal transaction processing even when a forged card is prepared, and a password is known. <P>SOLUTION: This transaction processing system includes a host computer for performing transaction processing, based on the account number of a customer and a customer terminal connected through a communication line to the host computer and having the predetermined identification information of the customer. The customer terminal includes a terminal input part for inputting the lock request data and account number of an account so as to stop transaction processing and a terminal communication part for transmitting input data to the host computer. The host computer includes a host storage part for storing the account number and the predetermined identification information by associating them with each other, a host communication part for receiving data from the customer terminal, a retrieval judging part for judging whether or not the predetermined identification information stored in the host storage part is matched with the received predetermined identification information, based on the account number and a setting part for setting the lock information corresponding to the account number, based on the lock request data. <P>COPYRIGHT: (C)2007,JPO&INPIT |
