[17406] in cryptography@c2.net mail archive
Re: encrypted tapes (was Re: Papers about "Algorithm hiding" ?)
daemon@ATHENA.MIT.EDU (Dan Kaminsky)
Wed Jun 8 21:19:33 2005
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: Wed, 08 Jun 2005 12:26:37 -0700
From: Dan Kaminsky <dan@doxpara.com>
To: "Perry E. Metzger" <perry@piermont.com>
Cc: Ian G <iang@systemics.com>, cryptography@metzdowd.com
In-Reply-To: <87ll5lloe1.fsf_-_@snark.piermont.com>
>2) The cost in question is so small as to be unmeasurable.
>
>
>
Yes, because key management is easy or free.
Also, reliability of encrypted backups is problematic: CBC modes render
a single fault destructive to the entire dataset. Counter mode is
sufficiently new that it's not supported by existing code.
--Dan
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