[dm-crypt] cryptsetup won't accept password after normal reboot

Arno Wagner arno at wagner.name
Thu Feb 4 14:49:45 CET 2010

On Thu, Feb 04, 2010 at 10:21:26AM +0000, wucherpfennig wrote:
> First: I'm sorry for this strange topic behaviour, but I don't know how to
> write real answers (I tried in the test list, but didn't work either).
> >I gahther this is a new installation and you would only lose
> >a few hours of configuration work, correct?
> No. It was a fully working installtion. I wouldn't car that much about
> this problem, but I wanted to backup my stuff last weeekend (old backup
> was messed up). So basicly I'm standing here without any backup from the
> last few years...

So you unlocked it sucessfully a number of times and suddenly
this does not work anymore? Any changes, like a different 
> >For example if 
> >you have, say, 12 characters and 9 of them are the same on most
> >keymaps, then you could try a direct brute force.
> I had the same idea last night. although my password is about 20
> characters long a brute force attack shouldn't take too long, because
> there are 4 special Chars [eg ()_-] and 8 numbers. Letters shouldn't be
> the problem, numbers too...

Letters, except 'y' and 'z'. Numbers should be the same. 
Specials you will have to try some alternatives. 

Sounds doable.

Arno Wagner, Dr. sc. techn., Dipl. Inform., CISSP -- Email: arno at wagner.name 
GnuPG:  ID: 1E25338F  FP: 0C30 5782 9D93 F785 E79C  0296 797F 6B50 1E25 338F
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