grub-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: TPM support status ?


From: Michael Gorven
Subject: Re: TPM support status ?
Date: Thu, 20 Aug 2009 09:52:28 +0200
User-agent: KMail/1.9.10

On Thursday 20 August 2009 09:49:06 Michal Suchanek wrote:
> 2009/8/20 Michael Gorven <address@hidden>:
> > On Wednesday 19 August 2009 21:21:28 Michal Suchanek wrote:
> >> Tell me one technical benefit of TPM over coreboot.
> >
> > Coreboot doesn't provide protected storage of secrets (e.g. harddrive
> > decryption keys).
>
> TPM does not either at the time the BIOS is loaded. Remember, it's the
> CPU what's running the BIOS, not the TPM chip.
>
> Only after BIOS enables TPM or coreboot enables any crypto device you
> choose you get any secrets or keys.

So? It's still protected storage. You can read a BIOS chip, but you can't just 
read the contents of a TPM chip.

Michael

-- 
http://michael.gorven.za.net
PGP Key ID 1E016BE8
S/MIME Key ID AAF09E0E

Attachment: signature.asc
Description: This is a digitally signed message part.


reply via email to

[Prev in Thread] Current Thread [Next in Thread]