Method and system of preventing unauthorized re-recording of multimedia content

The presenting the encryption digital multimedia file separation on the side of the medium for end-user multimedia system recording digital content method, system and computer-readable storage system. The presenting process of encryption digital multimedia capable, and is medium type of device and/or the ports and a broadcast is provided, so as to ensure that the multimedia content of a recording. The separation using can be used for storing with a cryptographic (is deciphered order to play or) and measuring device and/or the port. The method is comprising exceptional case, namely permits with the inspection apparatus and recording.