Re: [PATCH 21/21] MODSIGN: Apply signature checking to modules onmodule load [ver #3]

[Arjan van de Ven]

> 
> Yes, there may be more than stripped and unstripped.  You may need to
> do fancy things.  But now, adding a signature is so easy that it's
> not a real problem.  And we can always have a hook, like:
> 
>         if VARIANTS=`make-module-variants $MOD`; then
>                 for m in $VARIANTS; do sign $m >> $MOD; rm $m; done
>         fi

but that requires you to keep the key around.
the most simple and common deployment of this is to generate a key,
build the public key into the kernel, sign the modules as you build the
kernel, and then destroy the key.
And THEN it gets deployed.
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