[U-Boot] Kernel RSA signature ?

[Wolfgang Denk]

Dear Cyrille Francois,

In message <61acdef60907220154q67c37cfen5e95aa18170af9b0 at mail.gmail.com> you wrote:
> 
> Thanks for this information.
> But this feature is used to check the kernel integrity.
> 
> My need is to authenticate the kernel image by the u-boot, to be sure
> that the kernel image is a official firmware.
> 
> That is why i'm thinking about RSA signature.
> 
> The goal is, at generation time, to sign the uImage with a private RSA
> key (unique for one firmware release), and u-boot uses the public RSA
> key to authenticate the uImage.

You mean you want to tivoize your device?

Best regards,

Wolfgang Denk

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