Method and apparatus for encryption and decryption in remote...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique

Reexamination Certificate

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Details

C713S171000, C713S193000

Reexamination Certificate

active

09618202

ABSTRACT:
In a storage system having local and remote disk systems, a system is described for selectively controlling the security of data on a volume by volume basis, for transparently exchanging encryption keys between the local and remote disk systems, and for controlling when encryption is used in the storage of data.

REFERENCES:
patent: 5459857 (1995-10-01), Ludlam et al.
patent: 5544347 (1996-08-01), Yanai et al.
patent: 5548649 (1996-08-01), Jacobson
patent: 5933653 (1999-08-01), Ofek
patent: 6397307 (2002-05-01), Ohran
patent: 6742116 (2004-05-01), Matsui et al.

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