INFORMATION SECURITY SYSTEMS FOR SMART MOBILE ENVIRONMENT

摘要

A secure communication method of a terminal is provided. The first authentication unit of the terminal performs a first subscriber identification for connection with the first communication network. The second authentication unit of the terminal operates exclusively with the first authentication unit to perform a second subscriber identification for connection with a second communication network that is different from the first communication network. If the second subscriber identification is made, at least one external communication module of the terminal may be deactivated.