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From: Arno Wagner <arno@wagner.name>
To: dm-crypt@saout.de
Subject: Re: [dm-crypt] recover old crypt partition
Date: Thu, 6 Jan 2011 20:31:35 +0100	[thread overview]
Message-ID: <20110106193135.GB26480@tansi.org> (raw)
In-Reply-To: <4D25E0E0.5000808@obiwahn.org>

On Thu, Jan 06, 2011 at 04:33:52PM +0100, Jan Christoph Uhde wrote:
> > "sign"? Do you mean "character"? If so, 13 known, 6 unknown and
> > another 4 from 5 possibilities gives you 256^6 * 5^4  = 1.76*10^17
> > possibilities, which is a bit outside of what you can just try.
> > Anything more known about the uunknowen ones?
>
> the password is in the From:
>
> UKKKKKKKKKKKKKUUU   where U in %,#,$,_,!,^

Ah. And KK...KK is known? What are the other unknowns besides 
the Us? The Us give you 6^4 possibilities, which is about 
1300.

> > Is this plain dm-crypt?
>
> i used cryptsetup in debian sid

Yes, but did you create a LUKS partition or a plain dm-crypt one?
The default would have been dm-crypt. Hmm. That would mean the cipher 
is probably the old default of aes-cbc-plain. Can anybody confirm that
for Debian SID?

> PS: I did not receive a mail jet so please excuse that i am not replying  
> i a proper way.

You will not get one. This list is actually also for discussing
these questions. If you want to have a private discussion, you
can reach me at arno@wagner.name

Arno
-- 
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:[~2011-01-06 19:31 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-06 15:33 [dm-crypt] recover old crypt partition Jan Christoph Uhde
2011-01-06 19:31 ` Arno Wagner [this message]
2011-01-06 21:08   ` Jonas Meurer
2011-01-06 23:55     ` Arno Wagner
2011-01-07 13:23       ` Jonas Meurer
  -- strict thread matches above, loose matches on Subject: below --
2011-01-06 12:22 Jan Christoph Uhde
2011-01-06 14:14 ` Arno Wagner

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