[linux-lvm] creating a LVM ontop of a cryptated (ppdd) loop back device

Jon Bendtsen jon+lvm at silicide.dk
Sun Oct 20 10:58:01 UTC 2002


Jose Luis Domingo Lopez wrote:
> 
> On Sunday, 20 October 2002, at 10:19:11 +0200,
> Jon Bendtsen wrote:
> 
> > > As said in my first post to this thread, the encryption layer is
> > > provided by loop-aes (loop-aes.sourceforge.net), which is easy to setup
> > > and is quite well documented (except for one little but annoying detail:
> > > instead of "AES", the algorithm is called "rijndael", otherwise "loop"
> > > complains loudly about an "unknown algorithm type").
> >
> > hmm ?? rijndael ?
> > I've used it just fine with losetup -e AES256
> >
> Just a final note, and trying not to go too off-topic, this is maybe an
> issue with my "mount" package version more than a "loop-aes" problem.
> But I am not sure of which program or code checks for the "correctness"
> of an algorithm name when you use "losetup" (in fact, the /proc/cipher
> files don't appear on my system :-).
> 
> I will investigate it further, but this is off-topic here, so end of
> thread on my part ;-).

Not completely offtopic.
Why are you using mount ??
I'm talking about running LVM ontop of a encrypted loopback device, not
encrypting a lv.



JonB




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