Re: Question on LUKS master key digest and its effect on security

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On Tuesday 22 September 2009, Milan Broz wrote:
> Tero Pesonen wrote:
> > Since there have been no comments on this, I was wondering if I
> > should rather send questions of this sort on scri.crypt or some
> > such place where these kind of topics are discussed? If so, is the
> > iteration count 10 for the PBKDF2 correct? (So that I am able to
> > formulate my question right and not pass on wrong information.)
>
> Yes, 10 is currently hardcoded:
>
> // Numbers of iterations for the master key digest
> #define LUKS_MKD_ITER 10
>
> If you need Clemens' formal LUKS specification it is here
> http://cryptsetup.googlecode.com/svn-history/r42/wiki/LUKS-standard/o
>n-disk-format.pdf
>
> Please cc me if you receive analysis in reply, thanks.

I will send something on Wednesday. Thanks.

Tero Pesonen
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