Patent ID: 8578508

Claim:
An information recording medium manufacturing apparatus comprising: a processor including: a contents file creating unit to create a contents file in which contents data to be recorded in an information recording medium are stored; a content code file creating unit to create a content code file in which content codes including a data processing program to be executed when using contents are stored; and a recording unit to record, in the information recording medium, the contents file created by the contents file creating unit and the content code file created by the content code file creating unit, wherein the content code file creating unit is configured to create a content code file stored with a code for apparatus checking process, which causes an apparatus checking process that applies an apparatus certificate stored in a memory of each information processing apparatus to be executed, create a content code file stored with a security check code that is selected and executed on the basis of an apparatus identifier checked in the apparatus checking process, create a content code file stored with a data conversion table applied in a data conversion process of contents that are selected and executed on the basis of the apparatus identifier checked in the apparatus checking process, and create a content code file stored with content codes including encrypted data that is decryptable by only an encryption key distributed to a group of specific information processing apparatuses that use contents.