| 摘要 |
PURPOSE: An EC(Electronic Commerce) system partially sealing goods information is provided to present a discounted price to a customer by partially sealing the information for goods and opening the rest information, and offer profits to a seller by paying a part of the price in order to see the sealed information. CONSTITUTION: A member management system stores the information for each member registered to an Internet shopping mall. A goods input system inputs/stores the sealed/opened information for the goods. A goods management system makes the same goods sold in the same manner by comparing a condition for the contents and the price of the goods. A billing system charges a rate to the member clicking the sealed information. A transaction qualification system gives a transaction qualification to the member clicking the sealed information. A transaction storing system stores/searches the information for the transaction generated in the Internet shopping mall. An information/transaction protecting system protects the transaction data and the customer information, interrupts the illegal activity of a hacker or the inside, and recovers the system or performs backup for emergency.
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