Patent ID: 8875299

Claim:
A digital rights management (DRM) system having an authorized domain for managing digital media, wherein the authorized domain includes a plurality of interconnected devices, the system comprising: a processor: operative to provide each user of a plurality of users joining the authorized domain with a permanent user key of a plurality of user keys, unique to each user, wherein said permanent user key is provided by a third party rights issuer not associated with the authorized domain; operative to provide the permanent user keys previously provided to each user associated with the authorized domain to each of the respective devices of the plurality of interconnected devices in the authorized domain; operative to receive and store the permanent user keys of each user in the authorized domain within each device of said plurality of interconnected devices in the authorized domain; operative to receive content encrypted with a content key; operative to receive an encrypted content key, unconditionally encrypted by said third party rights issuer using the permanent key; and a decryption system for decrypting the encrypted content key with the permanent user key and for decrypting the encrypted content with the decrypted content key.