Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate
2005-03-28
2010-10-05
Cervetti, David García (Department: 2436)
Information security
Prevention of unauthorized use of data including prevention...
Access control
C380S201000
Reexamination Certificate
active
07810162
ABSTRACT:
A method of playing back content based on digital rights management (DRM) between a portable storage and a device and a portable storage for the same are provided. The method includes requesting the portable storage to set a playback right for content protected through DRM, receiving an encrypted playback right for the content protected through DRM from the portable storage, and decrypting the encrypted playback right and playing back the content protected through DRM using the decrypted playback right.
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Jung Kyung-im
Kim Tae-sung
Lee Byung-rae
Oh Yun-sang
Cervetti David García
Samsung Electronics Co,. Ltd.
Sughrue & Mion, PLLC
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