Gentoo Archives: gentoo-security

From: Mansour Moufid <mansourmoufid@×××××.com>
To: gentoo-security@l.g.o
Subject: Re: [gentoo-security] Encryption Ciphers
Date: Thu, 28 Feb 2008 20:20:27
Message-Id: 44a1f4d20802281219y3de6c57bk5f959b141911e463@mail.gmail.com
In Reply to: Re: [gentoo-security] Encryption Ciphers by Florian Philipp
On Thu, Feb 28, 2008 at 1:29 PM, Florian Philipp
<lists@f_philipp.fastmail.net> wrote:
> One last question for everyone who has read this rather long mail (thank > you, btw): What exactly is benbi in aes-lrw-benbi:sha256 and what should > I choose for XTS? The kernel description states plain but essiv and > benbi work as well. >
benbi is an IV generation algorithm. If you look at the dm-crypt sources [1], benbi stands for "big-endian 'narrow block'-count" (not sure where they got the `i' from...). There's also one called bewbi, which I thought was entertaining. Sincerely, Mansour Moufid [1] http://www.cs.fsu.edu/~baker/devices/lxr/http/source/linux/drivers/md/dm-crypt.c#L110 -- gentoo-security@l.g.o mailing list

Replies

Subject Author
Re: [gentoo-security] Encryption Ciphers Florian Philipp <lists@××××××××××××××××××.net>