CONTENT MANAGEMENT APPARATUS

摘要

An object of the present invention is to provide a content management apparatus which prevents illegal duplication of content, and simplifies user's backuping and restoring the content. The content management apparatus according to the present invention manages content stored in a portable medium, and includes: a content storage unit which stores content; a backup unit which (i) duplicates the content stored in the first portable medium into the content storage unit and (ii) associates the content with a medium identifier of the first portable medium, and stores the associated information into the management table inside the content management apparatus, in the case where the content stored in the first portable medium is requested to be backuped into the content storage unit; a restore unit which (i) duplicates the content duplicated in the content storage unit into the second portable medium and (ii) replaces the medium identifier of the first portable medium stored in the management table with a medium identifier of the second portable medium, in the case where the content duplicated in the content storage unit is requested to be restored into the second portable medium; and a management table processing unit which transmits, to a reproduction apparatus, reproduction judgment information which is based on the management table, for judging a permission to reproduce the content, the reproduction apparatus attempting to reproduce the content stored in the portable medium.