Re: [PATCH V34 09/29] kexec_file: Restrict at runtime if the kernel is locked down

James Morris
2019-06-27T18:14:55Z

On Thu, 27 Jun 2019, Matthew Garrett wrote:

> By that metric, on a secure boot system how do we determine that code
> running in the firmware environment wasn't compromised before it
> launched the initial signed kernel?

Remote attestation tied to a hardware root of trust, before allowing
access to any further resources.

--
James Morris
<jmorris@namei.org>