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From
SubjectRe: DES encryption in loop device (kernel 2.2.1)
Date
Followup to:  <XFMail.990130193525.rdicaire@vic.com>
By author: rdicaire@vic.com
In newsgroup: linux.dev.kernel
>
> In trying to DES encrypt a loop mounted ext2 file system, I get the
> following errors:
>
> losetup -e des /dev/loop4 MYFILE3
> Password: xxxxxxxxxxxxxxx
> Init (up to 16 hex digits): xxxxxxxxxxxxx
> ioctl: LOOP_SET_STATUS: Invalid argument
>
> Using XOR works but we all know XOR isn't secure. Is there a patch
> to fix this?
>

Have you included the international kernel patch from kerneli.org?
Otherwise, you're getting a crypto-less kernel.

-hpa
--
"Linux is a very complete and sophisticated operating system. There
are, and will be, large numbers of applications available for it."
-- Paul Maritz, Group Vice President for Platforms And Applications,
Microsoft Corporation [Reference at: http://www.kernel.org/~hpa/ms.html]

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