METHOD, SYSTEM AND APPARATUS FOR PROVIDING ELECTRONIC PAYMENT BY USING LOGIN INFORMATION

摘要

PURPOSE: An electronic payment method using login information, a system thereof, and a device thereof are provided to determine a customer having excellent access frequency through the login information and to supply one or both of possessed payment unit information and preferred payment unit information based on the determination result. CONSTITUTION: An electronic payment device(130) confirms login information of user account information, transmits one or both of possessed payment unit information and preferred payment unit information to a user terminal(114) based on the confirmation result, receives payment unit information from a terminal(110) including corresponding identification information, receives corresponding OTP(One Time Password) information, authenticates the OTP information, and processes the payment of payment request information according to the receipt of the payment request information. [Reference numerals] (110) Terminal; (112) Electronic payment application; (114) User terminal; (120) Communication network; (122) Product providing device; (130) Electronic payment device; (140) Communication service company device; (142) Communication service company OTP providing device; (150) Phone bill agent device; (160) Added-value communication network; (162) Card company device; (164) Card company OTP providing device;