| 摘要 |
PROBLEM TO BE SOLVED: To prevent the mismatched transactions such as the double purchases, double requests, concerned in the credit processing that is carried out via an internet. SOLUTION: A tenant server 40 connected to an internet 49 is connected to a credit processor 20 like a terminal 10. At the same time, the data answer means 41 and 42 are added to the server 40 and every net terminal 70 is provided with the data display control means 71 and 72, a selection input means 76 and the selection notification control means 71 and 72. Furthermore, the server 40 is provided with the data decision control means 41 and 42 and the data cancel control means 41 and 42, and the processor 20 is provided with the data decision control means 21 and 22 and the data cancel control means 21 and 22 respectively. Then every terminal 10 can confirm the validity of the credit transaction data on the transaction to a virtual store 40 of an internet 49. Meanwhile, the server 40 and the processor 20 can decide or cancel the credit transaction data based on the validity confirmation result of every terminal 70. |
