SYSTEM AND METHOD FOR PROTECTION OF CONTENT STORED IN A STORAGE DEVICE
The invention provides a system for content protection comprising a media center connectable to a mobile secure and protection keyring (205) associated with an identifier and with a media Key block MKB. The media center comprises: a unique identifier identifying the media center MC_UID, a set of dev...
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Main Authors | , , , |
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Format | Patent |
Language | English Korean |
Published |
01.06.2010
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Subjects | |
Online Access | Get full text |
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Summary: | The invention provides a system for content protection comprising a media center connectable to a mobile secure and protection keyring (205) associated with an identifier and with a media Key block MKB. The media center comprises: a unique identifier identifying the media center MC_UID, a set of device keys DK, storage means for storing files identified by respective file identifiers, and a processing unit comprising file encryption means for encrypting each file before storage in the storage means, using a title key (Kt) computed from the identifier MC_UID of the media center and for encrypting said title key Kt from the set of device keys DK of the media center, and from the identifier and the media key block MKB of said mobile secure and protection keyring (205), the media center being further provided to write the encrypted title key (eKt) in association with the file identifier of the file to the mobile secure and protection keyring (205). |
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Bibliography: | Application Number: KR20107005453 |