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Date:   Wed, 06 Mar 2019 17:29:55 +0000
From:   David Howells <dhowells@...hat.com>
To:     Franck LENORMAND <franck.lenormand@....com>
Cc:     dhowells@...hat.com, linux-kernel@...r.kernel.org,
        linux-security-module@...r.kernel.org, keyrings@...r.kernel.org,
        horia.geanta@....com, silvano.dininno@....com, agk@...hat.com,
        snitzer@...hat.com, dm-devel@...hat.com, jmorris@...ei.org,
        serge@...lyn.com
Subject: Re: [RFC PATCH 0/2] Create CAAM HW key in linux keyring and use in dmcrypt

Franck LENORMAND <franck.lenormand@....com> wrote:

> The capacity to generate or load keys already available in the Linux key
> retention service does not allows to exploit CAAM capabilities hence we
> need to create a new key_type. The new key type "caam_tk" allows to:
>  - Create a black key from random
>  - Create a black key from a red key
>  - Load a black blob to retrieve the black key

Is it possible that this could be done through an existing key type, such as
the asymmetric, trusted or encrypted key typed?

David

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