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From: Arno Wagner <arno@wagner.name>
To: dm-crypt@saout.de
Subject: Re: [dm-crypt] Question regarding LUKS
Date: Thu, 20 Oct 2011 13:02:00 +0200	[thread overview]
Message-ID: <20111020110200.GA28385@tansi.org> (raw)
In-Reply-To: <4E9FDF4A.9080402@redhat.com>

On Thu, Oct 20, 2011 at 10:43:54AM +0200, Milan Broz wrote:
> On 10/20/2011 10:18 AM, Arno Wagner wrote:
> > I don't think anybody ever invested the money needed
> > to find out. 
> 
> Well, maybe you noticed some changes in dmcrypt and even
> cryptsetup which were directly closely related
> to this problem.

Relax. I basically said the same thing as you, just that
AFAIK nobody applied for a certification (which costs money).
And the only way to really find out is to invest that money 
and apply for certification. 

> AFAIK FIPS 140-2 is always related to some hw config,
> but in principle (and if you define cryptographic boundaries
> properly) dm-crypt and LUKS have no serious issues here.

It seems a leve-1 certification can be gotten for software
only, http://www.openssl.org/docs/fips/fipsnotes.html,
but this example is the rare (only?) example.
 
Arno

> The main problem is proper RNG and crypto use (you have
> to use only approved RNG and only certified crypto library),
> and it cannot be isolated from the kernel certification etc.
> 
> So there are no principal problems I know about but
> still some changes are needed (some of them are really
> formal).
> 
> Milan
> _______________________________________________
> dm-crypt mailing list
> dm-crypt@saout.de
> http://www.saout.de/mailman/listinfo/dm-crypt
> 

-- 
Arno Wagner, Dr. sc. techn., Dipl. Inform., CISSP -- Email: arno@wagner.name 
GnuPG:  ID: 1E25338F  FP: 0C30 5782 9D93 F785 E79C  0296 797F 6B50 1E25 338F
----
Cuddly UI's are the manifestation of wishful thinking. -- Dylan Evans

If it's in the news, don't worry about it.  The very definition of 
"news" is "something that hardly ever happens." -- Bruce Schneier 

      reply	other threads:[~2011-10-20 11:02 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-19 16:55 [dm-crypt] Question regarding LUKS King, Al
2011-10-20  8:18 ` Arno Wagner
2011-10-20  8:43   ` Milan Broz
2011-10-20 11:02     ` Arno Wagner [this message]

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