| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic commercial transaction system in which even an individual who has a credit card and operates a homepage on the Internet makes the self-homepage a shop and performs sales by credit card settlement without making a credit card member store contract. SOLUTION: This system is provided with a credit sales service system 2 which authenticates a user 1 in response to a request from the user 1 operating the homepage 1a, allows the user 1 obtaining the authentication to register merchandise information, registers the merchandise information sent from the user 1, gives link information to the registered merchandise information to the user 1, performs purchase processing by credit card settlement with a purchaser 4 designating the given link information when the given link information is selectively designated on the homepage 1a of the user 1, authenticates the used credit card of the purchaser, deducts a price to the purchaser 4 obtaining authentication and returns the remainder obtained by subtracting a prescribed amount from the deducted amount to the user 1. |
