| 摘要 |
<p>PROBLEM TO BE SOLVED: To solve problems in technology such as high construction cost and difficulty in the construction of a large scale system. SOLUTION: This compound electronic commercial transaction system is provided with the computer system of a user, the server system of selling shop for selling articles, the server system of a settlement mechanism and a card security managing center server interposed between the server system of the selling shop for selling articles and the server system of the settlement mechanism for performing the connection with and control of the server system of the selling shop, the connection with and control of the server system of the settlement mechanism, security management such as electronic authentication and the substitution of settlement.</p> |
