# Re: \[PATCH v8 03/17\] integrity: Introduce a Linux keyring called machine

- From: Mimi Zohar \<zohar@linux.ibm.com\>
- Date: 2021-11-25 02:51:58 
- List: linux-security-module
- Page: https://ratatoskr.run/linux-security-module/2021/11/1586077
- Thread: https://ratatoskr.run/keyrings/2021/11/1583494/t.md

```text
Hi Eric,

On Tue, 2021-11-23 at 23:41 -0500, Eric Snowberg wrote:
> +config INTEGRITY_MACHINE_KEYRING
> +       bool "Provide a keyring to which CA Machine Owner Keys may be added"
> +       depends on SECONDARY_TRUSTED_KEYRING
> +       depends on INTEGRITY_ASYMMETRIC_KEYS

Shouldn't this be "ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y"?   With this
change, is  "KEYS: Create static version of
public_key_verify_signature" trusted needed?

Mimi

> +       depends on SYSTEM_BLACKLIST_KEYRING
> +       depends on LOAD_UEFI_KEYS
> +       help
> +        If set, provide a keyring to which CA Machine Owner Keys (MOK) may
> +        be added. This keyring shall contain just CA MOK keys.  Unlike keys
> +        in the platform keyring, keys contained in the .machine keyring will
> +        be trusted within the kernel.
> +


```