RECORDING DATA AND USING THE RECORDED DATA

RECORDING DATA AND USING THE RECORDED DATA

A method and system for recording data including content in a recording medium on a computer apparatus. First encrypted data, obtained by encrypting the data using a medium key created for each recording medium, is recorded in a recording medium. Second encrypted data, obtained by encrypting the med...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Takara Maho, Hoshino Norihisa, Kamijoh Kohichi, Kashiuchi Takahiro, Miyamoto Naoko, Uramoto Naohiko, Yamashita Katsushi
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRIC DIGITAL DATA PROCESSING
ELECTRICITY
PHYSICS
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:A method and system for recording data including content in a recording medium on a computer apparatus. First encrypted data, obtained by encrypting the data using a medium key created for each recording medium, is recorded in a recording medium. Second encrypted data, obtained by encrypting the medium key using a public key, is recorded in the recording medium. A private key corresponding to the public key is not recorded in the recording medium.