Cryptography – Key management – Key distribution
Reexamination Certificate
2007-08-01
2011-12-20
Cervetti, David García (Department: 2436)
Cryptography
Key management
Key distribution
C380S280000, C380S281000, C380S282000
Reexamination Certificate
active
08081761
ABSTRACT:
A communication encryption processing apparatus is provided in which a dedicated signal line is provided between a key management module and an encryption and decryption processing module to perform a key delivery via the dedicated signal line from the key management module to the encryption and decryption processing module, and as a result, transmission and reception of raw key data on a bus is no longer performed.
REFERENCES:
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patent: 6105134 (2000-08-01), Pinder et al.
patent: 6215877 (2001-04-01), Matsumoto
patent: 6490685 (2002-12-01), Nakamura
patent: 2005/0185790 (2005-08-01), Le Quere
patent: 09-258977 (1997-10-01), None
patent: 2004-266360 (2004-09-01), None
patent: 2006-191207 (2006-07-01), None
Canon Kabushiki Kaisha
Cervetti David García
Shehni Ghazal
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