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Re: defending against evil in all layers of hardware and software

daemon@ATHENA.MIT.EDU (=?UTF-8?Q?Ivan_Krsti=C4=87?=)
Tue Apr 29 11:32:48 2008

Cc: Cryptography <cryptography@metzdowd.com>
From: =?UTF-8?Q?Ivan_Krsti=C4=87?= <krstic@solarsail.hcs.harvard.edu>
To: John Denker <jsd@av8n.com>
In-Reply-To: <48162C5D.4030906@av8n.com>
Date: Tue, 29 Apr 2008 02:18:11 -0700

On Apr 28, 2008, at 12:58 PM, John Denker wrote:
> Of course we should insist on an open-source boot ROM code:
> The boot ROM should check the pgp signature of each PCI card's
> BIOS code before letting it get control.  And then it should
> check the pgp signature of the operating system before booting
> it.  I don't know of any machine that actually does this


The OLPC XO-1 laptop has an open-source bootloader (Open Firmware) =20
which checks the operating system signature before passing control to =20=

it.

--
Ivan Krsti=C4=87 <krstic@solarsail.hcs.harvard.edu> | http://radian.org=

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