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Date:      Mon, 8 Jul 2013 23:28:26 +0000
From:      "Teske, Devin" <Devin.Teske@fisglobal.com>
To:        Sergio de Almeida Lenzi <lenzi.sergio@gmail.com>
Cc:        FreeBSD Questions <freebsd-questions@freebsd.org>
Subject:   Re: UEFI Secure Boot
Message-ID:  <13CA24D6AB415D428143D44749F57D7201FB74C7@ltcfiswmsgmb21>
In-Reply-To: <1373322278.15315.38.camel@lenovo.lenzicasa>
References:  <loom.20130708T182036-992@post.gmane.org> <1373322278.15315.38.camel@lenovo.lenzicasa>

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On Jul 8, 2013, at 3:24 PM, Sergio de Almeida Lenzi wrote:

[snip]

>=20
> So the question:=20=20
> Why  or when will I need an secure UEFI boot???
>=20

>From what I've read of UEFI Secure boot, I've parceled out into these nugge=
ts:

(correct any nuggets I got wrong)

1. UEFI Secure boot is actually UEFI + Secure boot. You can disable Secure =
boot and still have UEFI.

2. Windows 8 requires UEFI Secure boot to ... boot.

3. Any OS can work with UEFI Secure boot... you just have to sign your driv=
ers (which puts a burden on development, testing, etc.)

4. FreeBSD today can work on a machine if you disable UEFI (implied disabli=
ng of Secure boot sub-feature)

5. FreeBSD could eventually support UEFI.

6. Don't know if we want to support secure-boot... but I think we should. I=
t's really up to how the end-user wants FreeBSD to function. If they want F=
reeBSD to reject module-loads for custom-compiled modules, secure boot seem=
s to be a way to go. But for me at least, I won't be enabling it (even if w=
e support it). However, I know customers that might think it's a great idea=
 (think financial institutions running FreeBSD on bare metal both as workst=
ations and servers).

Now, I must admit, when the conversation of UEFI and Secure boot starts tur=
ning toward involving M$, I get confused.

To my understanding, it's a methodology to allow a customer to secure his/h=
er box against root-kit. The OS does this by communicating with the UEFI fr=
amework the keys of modules to load. That's between the BIOS and the OS (wh=
atever OS you may be running).
--=20
Devin

P.S. Again, correct me if I'm wrong on anything -- I'm still wrapping my he=
ad around this stuff too.

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