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

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
[off-list ref]