Super-distribution of protected digital content
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United States of America Patent
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Jan 3, 2006
Issued Date -
N/A
app pub date -
Nov 13, 2000
filing date -
Oct 22, 1998
priority date (Note) -
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Abstract
Briefly according to the present invention, a system, computer readable medium and method to deliver encrypted digital content to from a first system for playing the content to a second system for playing the content. The method on the first user system comprising the steps of: reading from a computer readable medium metadata which has previously been associated with the content; selecting from the metadata associated content to decrypt; establishing a secure connection with an authorization authority, such as a clearinghouse, for decrypting the key used to encrypt the content; receiving a secure container containing the decrypting key for decrypting at least part of the previously encrypted content as permitted; decrypting the content and then encrypting the content with a new encryption key that is generated locally on the end user system.
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