Fw: ECDSA for FIT Files in U-Boot

Alexander Dahl ada at thorsis.com
Wed Aug 7 16:18:46 CEST 2024


Hei Eden,

Am Wed, Aug 07, 2024 at 07:59:39AM -0600 schrieb Simon Glass:
> Hi Eden,
> 
> I don't see it on the mailing list yet[1].

FWIW in case you did not notice, there's a patch series for
barebox currently worked on implementing ecdsa support for fit image
verification.  Maybe that can be helpful for this task?

https://lore.barebox.org/barebox/ZrG9pjqsnWBvfkE2@pengutronix.de/T/#t

Greets
Alex

> 
> Regards,
> Simon
> 
> [1] https://lists.denx.de/listinfo/u-boot
> 
> On Wed, 7 Aug 2024 at 02:21, <eden.hamilton at bt.com> wrote:
> >
> > Hi Simon,
> >
> > I have forwarded these emails as requested.
> >
> > Cheers,
> > Eden
> >
> > ________________________________
> > From: Simon Glass <sjg at chromium.org>
> > Sent: 06 August 2024 22:47
> > To: Eden Hamilton VRC7 C <eden.hamilton at bt.com>
> > Subject: Re: ECDSA for FIT Files in U-Boot
> >
> > Hi Eden,
> >
> > Would you mind sending this to the U-Boot mailing list and cc me?
> > There are quite a few people involved in the security side.
> >
> > Regards,
> > Simon
> >
> > On Tue, 6 Aug 2024 at 08:24, <eden.hamilton at bt.com> wrote:
> > >
> > > Hi there Simon!
> > >
> > > I am Eden, currently at BT trying to get ECDSA verified boot for FIT files working on U-Boot.
> > >
> > > I have observed that you have reviewed many patches/updates surrounding ECDSA in U-Boot.
> > >
> > > I have been trying to get this working, but it is appearing difficult due to no examples online.
> > >
> > > I was wondering, if you have any examples where you have managed to get this working? Perhaps examples of FIT files, DTBs etc - that you would not mind sharing with me.
> > >
> > > If you do not, then no worries.
> > >
> > > Kind regards,
> > > Eden
> > >


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