A data protection portion includes the file system alteration checking
portion. One aspect of the file system alteration checking portion
relates to a media including game content and a data protection portion.
In one version, the data protection portion protects the game content
from modification by determining whether the game content has been
modified. If the game content has been modified, then the installation of
the game content within the apparatus fails. A data protection portion
includes the file system alteration checking portion.