Re: sign-file and detached PKCS#7 firmware signatures

[David Howells]

Luis R. Rodriguez <mcgrof@xxxxxxxx> wrote:

> > Though you would still have to be careful with firmware loaded during the
> > initramfs phase.
> 
> Make sense, how about:
> 
> ---
> The $DIGEST_ALGORITHM needs to be enabled as built-in (=y) or modular
> (=m) in the running kernel and can differ from CONFIG_MODULE_SIG_HASH.
> If you are enabling the $DIGEST_ALGORITHM as a module take care to
> ensure that this module will also be present on the initramfs used as
> some modules within the initramfs may need it if using the

Some firmware signatures, not modules.

> firmware_class APIs and firmware signing has been enabled.
> ---

David
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