| 摘要 |
A content provider (101) distributes a secure container (104) containing content data encrypted with a content key data, content key data encrypted with distribution key data, and title deed data encrypted and representing the handling of the content data to, e.g., an SAM (1051) of a user home network (103). The SAM (1051) decodes the content key data and title deed data contained in the secure container (104), and determines the handling including the form of purchase and the form of the use of the content data according to the decrypted title deed data. ® KIPO & WIPO 2007
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