FIT Verification

[Simon Glass]

+Neha Malcom Francis

Hi,

On Wed, 25 Feb 2026 at 01:54, Nagabhushan D <nagabhushand34 at gmail.com> wrote:
>
> Hi Team,
> I am a recent graduate working in Embedded stream. Currently exploring secure booting on TI boards. I went through some of the writings on github - https://github.com/ARM-software/u-boot/blob/master/doc/uImage.FIT/signature.txt and other sources by TI. I would like to get few confusions cleared by this mail and thanks for take some time for this.
>
> 1. Can I try out only fitImage verification with hs fs boards only?

Neha may know about that one.

> 2. Can I try it with ti dummy keys or any other way to know if the flow/fit signing is correct?

There are tests which check signature verification using sandbox,
which might be the easiest way to try it out. See test_fit.py

Regards,
Simon