METHOD OF SHARING BUS KEY AND APPARATUS THEREFOR

A method and apparatus of sharing a bus key is provided, the method including receiving at a first device a device key, encrypted using an encryption key, from a storage device; decrypting the encrypted device key using a decryption key corresponding to the encryption key; creating a random number,...

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Bibliographic Details
Main Authors SHIN JUN-BUM, CHOI YANG-LIM
Format Patent
LanguageEnglish
Published 30.10.2008
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:A method and apparatus of sharing a bus key is provided, the method including receiving at a first device a device key, encrypted using an encryption key, from a storage device; decrypting the encrypted device key using a decryption key corresponding to the encryption key; creating a random number, and generating a bus key using the created random number and the decrypted device key, by which data to be transmitted through a bus can be encrypted using the bus key; and transmitting the generated bus key to a predetermined device connected to the first device via the bus.
Bibliography:Application Number: US20070875187