METHOD FOR PROVIDING ONE CLICK PAYMENT SERVICE IN NETWORK ONLY REQURING SHOPPING MALL LOG-IN WITHOUT CREDIT CARD COMPANY PAYMENT SERVICE LOG-IN, AND PAYMENT SUPPORTING SERVER USED THEREIN

摘要

Disclosed are one click payment service providing method in a network simply by logging in a shopping mall without logging in a card company for payment service, and a payment support server used therefor. The present invention includes a storage unit for storing user key value information, which is user-specific information, and authentication means information, which is used by the payment support server for confirming user identification. The invention is performed by the steps of: receiving a payment approval request including a user key value from a shopping mall server, which has received a payment request according to goods purchase at an online shopping mall from a user terminal for accessing shopping malls; receiving equipment information of a user terminal for accessing shopping malls from a user terminal for accessing shopping malls; and determining whether the equipment information of the user terminal for accessing shopping malls received from the user terminal for accessing shopping malls, and the user key value are already stored. According to the present invention, as long as a user enters log in information in a shopping mall site by using a user terminal for accessing shopping malls, the user is able to make payment easily without entering an ID and a password for payment service by a card company and therefore, convenience in payment can be significantly improved.