Patent ID: 8166566
Filing Date: 2012-04-24
Classification: G06F,G11B,H04L

Abstract:
1. A method of enabling an end user to record digital data, the method comprising: providing, at the request of the end user, encrypted digital data, the encrypted digital data having been encrypted by an encryption key generated by an end user computer; storing the encrypted digital data with information identifying licensed rights; allowing the end user to decrypt and record the digital data with copy protection onto a data carrier where the licensed rights include a right to record the digital data; generating a request to obtain a key to enable recording of a decrypted digital data; and upon use of the key by the end user to record the decrypted digital data onto the data carrier verifying that the decrypted digital data is recorded together with the copy protection for the decrypted digital data to render a copy controlled disc, the copy protection including a digital signature and an authentication routine; and licensing the end user upon completion of a financial transaction between the end user and a supplier of the digital data, to record the decrypted data, in a copy protected form, onto a number of data carriers, wherein the licensed end user is only enabled to record the decrypted data, in copy protected form, onto a single data carrier.