Method of local data distribution preserving rights of a remote party
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Abstract
A method and system of data distribution of musical data preserving the rights of a remote party employing cryptographic keys both a public key and a private key whereby a recipient must know a secret key in order to read some protected data. The sender must know a key to send the data which key being a shared secret of the sender and receiver in the private key case. This private key cryptography enables a secure two-way dialog between certain parties, while public key cryptography enables secure one way communication from anyone to a certain recipient.
18 Citations
10 Claims
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1. (canceled)
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2. A method of data distribution preserving rights of a remote party comprising the steps of:
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an authorized user locally transmitting the data to an unauthorized receiver; and
following said locally transmitting step, the unauthorized receiver contacting a trusted authorizing agent before the full utility of the data is made available to the receiver. - View Dependent Claims (7, 8, 9, 10)
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3-6. -6. (canceled)
Specification