Date: Fri, 28 Nov 2003 20:01:43 +0100 From: Wilko Bulte <wkb@freebie.xs4all.nl> To: Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: freebsd-hackers@freebsd.org Subject: Re: "secure" file flag? Message-ID: <20031128190143.GA31702@freebie.xs4all.nl> In-Reply-To: <7304.1070019810@critter.freebsd.dk> References: <200311280014.49356.wes@softweyr.com> <7304.1070019810@critter.freebsd.dk>
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On Fri, Nov 28, 2003 at 12:43:30PM +0100, Poul-Henning Kamp wrote: > In message <200311280014.49356.wes@softweyr.com>, Wes Peters writes: > > >If you want an interesting problem to work on, come up with a solution to > >the keying problem for disk encryption. It somehow needs to allow > >automated, unattended reboots during "normal" operations but prevent > >attackers from compromising the system. Maybe you could have the system > >send an SMS message when it needs a key, you reply with a one-time key > >from your mobile phone? > > I have already described one solution to this in my GBDE paper at > BSDcon. ... > Now *that* is a DIY project for the dedicated hobbyist :-) > > The terminology and principle, is from atomic weapons which have a > similar security profile: > http://nuclearweaponarchive.org/Usa/Weapons/Pal.html Your interests sometimes worry me... ;-) -- | / o / /_ _ |/|/ / / /( (_) Bulte wilko@FreeBSD.org
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