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Re: safety of encrypted filesystems



On Fri, 17 Jun 2005 at 06:01:02AM -0400, martin f krafft wrote:
> also sprach Horst Pflugstaedt <horst@uni-duisburg.de> [2005.06.17.1018 +0200]:
> > encrypt /dev/hda7, mount, fill it with some hundred small files
> > (with known content), unmount, change one bit/byte/block on
> > /dev/hda7 (using dd), remount, look for the remaining files and
> > their contents.
> 
> I've tried that and the filesystem mounts without error. I have not
> yet figured out where the corruption occurs.

You could always run tripwire on the mounted file system, unmount it,
change your block, remount it, and run a tripwire check.  This should
identify *WHICH* file changed.


-- 
Phillip Hofmeister

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