Method of sharing bus key and apparatus therefor

Details Method of sharing bus key and apparatus therefor Method of sharing bus key and apparatus therefor

2011-07-05

2011-07-05

LaForgia, Christian (Department: 2439)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Particular communication authentication technique

C380S044000, C380S278000

Reexamination Certificate

active

07975141

ABSTRACT:
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.

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patent: 2004/053699 (2004-06-01), None

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