Patent ID: 6983371

Claim:
A method to deliver encrypted digital content from a first system for playing the content to a second system for playing the content, the method on the second system comprising the steps of: reading on a second system from a computer readable medium metadata which has previously been associated with a portion of content, wherein the content is encrypted with a first key associated with the first system; selecting from the metadata associated content to decrypt; establishing a secure transmission with an authorization authority for decrypting the content; and receiving a decrypting key for decrypting at least part of the previously encrypted content stored on the computer readable medium as permitted by the authorization authority; decrypting at least part of the previously encrypted content as permitted by the authorization authority; reencrypting the decrypted content utilizing a unique local decrypting key; storing the content in a library; and decrypting at least part of the content from the library using the unique local decrypting key.