| 摘要 |
There is provided a program that is used for charging when contents are used and installed in a user terminal. The program is equipped with attribute information detecting means for detecting attribute information for controlling use of a content, attribute information interpreting means, decode means for decoding the content according to the attribute information thus interpreted, and data control means for controlling output/use and carrying out processing of charging at the output/use time, and the program is used to carry out the charging at the use time in connection with processing of carrying out authentication for content use and charging to a user, content obtaining processing for obtaining the content at the user terminal by download or the like, use information indicating processing for indicating use information of the content by the user, processing of detecting the attribute information on control of content use which is contained in the content, and processing of decoding the content main body on the basis of the use information in the case where the charging processing is authenticated in response to the use request based on the use information and the content is used when the content main body is used.
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