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Date:      Thu, 7 Jun 2007 16:54:31 +0200
From:      cpghost <cpghost@cordula.ws>
To:        Eric F Crist <mnslinky@gmail.com>, freebsd-questions@freebsd.org
Subject:   Re: GEOM/GELI Boot Disk Encryption
Message-ID:  <20070607145431.GA65146@epia-2.farid-hajji.net>
In-Reply-To: <20070606170044.GA59161@slackbox.xs4all.nl>
References:  <905f1be0706060528p3217f614he29a7d4b33ac01dc@mail.gmail.com> <20070606170044.GA59161@slackbox.xs4all.nl>

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On Wed, Jun 06, 2007 at 07:00:44PM +0200, Roland Smith wrote:
> On Wed, Jun 06, 2007 at 07:28:48AM -0500, Eric F Crist wrote:
> >  I'm trying to take a system that already has a running freebsd system (or I
> >  can start over), and make the entire system encrypted.  I've found
> >  instructions (freebsd manual) for creating secondary disks, but not the boot
> >  disk in particular.
> > 
> >  Can anyone point me in the right direction?
> 
> Personally, I wouldn't bother encrypting anything but your own data,
> i.e. /home. And for backup purposes it's better to make a seperate slice
> for that anyway.

You may wish to (at least) encrypt swap partitions, /tmp and /var/tmp,
and probably /usr/tmp (if it's not a symlink to encrypted /var/tmp) in
addition to /home. Most userland programs can leak sensitive date there
that you'd rather have encrypted too.

Add to this: stuff like /var/db (esp. useful for /var/db/pgsql,
/var/db/mysql, mail spool directories and some such), and maybe
/var/log as well. Encrypting the complete /var filesystem is
easier though... Some ports also use /usr/local/www to store
user-specific data, but what's the point of encrypting this? ;-)

> Roland
> -- 
> R.F.Smith                                   http://www.xs4all.nl/~rsmith/
> [plain text _non-HTML_ PGP/GnuPG encrypted/signed email much appreciated]
> pgp: 1A2B 477F 9970 BA3C 2914  B7CE 1277 EFB0 C321 A725 (KeyID: C321A725)

Regards,
-cpghost.

-- 
Cordula's Web. http://www.cordula.ws/



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