Bug#846383: grub2: add TPM support

Vincent Bernat bernat at debian.org
Sat Aug 21 15:05:11 BST 2021


 ❦ 30 November 2016 20:11 GMT, Urquiza, Fabio:

> We think that TPM support is a good addition to Debian because it can increase
> its adoption in environments where a more secure approach to the booting is
> needed, by being able to securely measure if any component has been
> tampered.

It seems that Grub in Debian has now TPM support as there is a tpm.mod
shipped with Grub. Manual here:
https://www.gnu.org/software/grub/manual/grub/html_node/Measured-Boot.html

The documentation suggests the module should be builtin. If not, it is a
bit unknown what can happen. Maybe the tpm.mod itself can be tampered?

Would it be possible to have the module builtin for GRUB UEFI (where
the size does not matter)?
-- 
The difference between a Miracle and a Fact is exactly the difference
between a mermaid and a seal.
		-- Mark Twain



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