Subscriber information card apparatus, mobile terminal apparatus, file communication system including the same and method communicating file based on https

PURPOSE: A subscriber information card apparatus, a mobile terminal apparatus, a file communication system including the same and a method communicating file based on https are provided to perform safe file communication based on HTTPS(Hypertext Transfer Protocol over Secure Socket Layer) without security problems between a subscriber information card apparatus and a mobile terminal apparatus. CONSTITUTION: A mobile terminal(20) comprises one or more applications. A subscriber information card apparatus(30) processes a file communication with a mobile terminal based on the HTTPS. The subscriber information card apparatus comprises a storage(330) and a terminal interface agent(320). The terminal interface agent is connected to the mobile terminal. The terminal interface agent controls the file communication based on HTTPS between one of the applications and the storage.