MOVIE-SCREENING MANAGEMENT DEVICE AND MOVIE-SCREENING MANAGEMENT METHOD

摘要

A movie-screening management device includes: a mutual-state monitoring unit monitoring mutual states by periodically performing communication with other parties connected through a network to exchange information when being logged; a content/playlist synchronization management unit sharing contents and playlists with the other parties; and a key management unit comprehensively managing keys necessary for reproducing the contents with respect to the other parties.