Content processing system and content protecting method
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United States of America Patent
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Jan 31, 2006
Grant Date -
Sep 13, 2001
app pub date -
Mar 12, 2001
filing date -
Mar 13, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
A content processing system for use in an electronic apparatus includes a unit for acquiring first revocation list information corresponding to a first media type, and a unit for recording the first revocation list information on a recording medium of a second media type. The recorded first revocation list information is used in authentication between the electronic apparatus and the recording medium of the second media type.
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