[85638] in cryptography@c2.net mail archive

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Re: AES128-CBC Question

daemon@ATHENA.MIT.EDU (Erik Tews)
Thu Apr 19 17:40:31 2007

From: Erik Tews <e_tews@cdc.informatik.tu-darmstadt.de>
To: Aram Perez <aramperez@mac.com>
Cc: Cryptography <cryptography@metzdowd.com>
In-Reply-To: <A8F835E9-0111-1000-EF54-E3BE510C6815-Webmail-10009@mac.com>
Date: Thu, 19 Apr 2007 22:30:23 +0200


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Am Mittwoch, den 18.04.2007, 23:29 -0700 schrieb Aram Perez:
> Hi Folks,
>=20
> Is there any danger in using AES128-CBC with a fixed IV of all zeros? Thi=
s is being proposed for a standard "because that's how SD cards implemented=
 it".

That depends. What would be a valid attack on a SD-card?

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