Hot answers tagged host-proof
Some cryptographers feel that the ultimate goal for an encryption scheme is semantic security or, even better, perfect security. An encryption scheme that supports de-duplication also allows the backup server -- and the attacker, who we assume steals every backup tape that the server sysadmins send to the off-site backup location -- to detect which parts ...
Its of course doable. Please be referred to this paper for more details.
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