MAIN TERMINAL CONNECTING WITH SUB TERMINAL TERMINAL AUTHENTICATION SERVER AUTHENTICATING USE OF SUB TERMINAL AND METHOD FOR AUTHENTICATING USE OF SUB TERMINAL USING THE SAME

摘要

A terminal authentication server according to an aspect of the present invention includes: a communication unit for performing communication with a main terminal connected to a sub terminal; a storage unit for storing sub terminal identification information for identifying the sub-terminal, so as to correspond to main terminal identification information for identifying the main terminal; and a first authentication unit for performing a first authentication for use of the sub terminal, by comparing the stored sub terminal identification information and the main terminal identification information stored to correspond thereto with sub terminal identification information of the sub terminal received through the communication unit and main terminal identification information of the main terminal.