METHOD AND APPARATUS FOR PROVIDING CARD SERVICE USING ELECTRONIC DEVICE

摘要

A method and an apparatus for a card service in which an electronic device (e.g., smart phone) and a sub-electronic device (e.g., wearable device) are provided. The method and apparatus include the operations of interconnecting an electronic device and a sub-electronic device through a secure session, guaranteeing the sub-electronic device by the electronic device, issuing a card for and authenticating the sub-electronic device, based on information of the sub-electronic device and account information of the electronic device. Various embodiments are possible.