| 摘要 |
A playback apparatus includes a data read-out unit (101) which reads out digital content from a storage medium, a copy control information update process unit (301) which executes, if a second copy control information is defined in a file stored in the storage medium, a process of replacing a first copy control information which is embedded in the digital content that is read out of the storage medium, with the second copy control information, and a copy restriction process unit (201) which analyzes the digital content that is output from the copy control information update process unit (301) and executes a copy restriction process for restricting copy of the digital content, in accordance with one of the first copy control information and the second copy control information, which is embedded in the digital content.
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