METHOD FOR AUTHENTICATION USING UICC-ID OF MOBILE COMMUNICATION TERMINAL, AND SYSTEM AND METHOD FOR ELECTRIC COMMERCE USING THE SAME

摘要

Provided are an electronic commerce system and an electronic commerce method. The electronic commerce system using an identifier stored in a mobile communication terminal includes at least a mobile carrier server maintaining a second identifier stored in the mobile communication terminal, an issuer server receiving number of the terminal and/or a first identifier relevant to user's private information from the user of the mobile communication terminal, and issuing an electronic coupon after obtaining the corresponding second identifier, and a relay center receiving the number of the terminal and/or the first identifier from the issuer server, demanding the second identifier corresponding the number of the terminal and/or the first identifier from the mobile carrier server in which the mobile communication terminal is registered, and relaying the second identifier provided from the mobile carrier server to the issuer server.