The Card Payment System and Method for the Cable Online Commerce to utilize Shared ID

摘要

The present invention prevents the card number from being stored in the merchant when the card payment is made at the wired online merchant and allows the card member to memorize additional data other than the card password, According to an aspect of the present invention, there is provided a method of providing a card authentication method, comprising: storing a card ID in a card member DB of a card acceptance server to store a share ID; selecting a card payment for payment at a wired- When the password is input, the card settlement selection information and the subscriber password are transmitted to the cable provider server to verify that the transaction is the subscriber's own, and the card transaction approval application information including the subscriber's share ID is transmitted from the subscriber DB to the card approval server In the card acceptance server, the card ID matching the share ID in the card member DB is set as a reference The card transaction remaining limit is inquired and the approval of the card transaction is determined.