From: Mimi Zohar <zohar@linux.ibm.com>
To: Lakshmi Ramasubramanian <nramas@linux.microsoft.com>,
linux-integrity@vger.kernel.org
Cc: eric.snowberg@oracle.com, dhowells@redhat.com,
mathew.j.martineau@linux.intel.com, matthewgarrett@google.com,
sashal@kernel.org, jamorris@linux.microsoft.com,
linux-kernel@vger.kernel.org, keyrings@vger.kernel.org
Subject: Re: [PATCH v11 0/6] KEYS: Measure keys when they are created or updated
Date: Thu, 12 Dec 2019 09:28:36 -0500 [thread overview]
Message-ID: <1576160916.4579.151.camel@linux.ibm.com> (raw)
In-Reply-To: <20191211164707.4698-1-nramas@linux.microsoft.com>
Hi Lakshmi,
On Wed, 2019-12-11 at 08:47 -0800, Lakshmi Ramasubramanian wrote:
> Keys created or updated in the system are currently not measured.
> Therefore an attestation service, for instance, would not be able to
> attest whether or not the trusted keys keyring(s), for instance, contain
> only known good (trusted) keys.
>
> IMA measures system files, command line arguments passed to kexec,
> boot aggregate, etc. It can be used to measure keys as well.
> But there is no mechanism available in the kernel for IMA to
> know when a key is created or updated.
>
> This change aims to address measuring keys created or updated
> in the system.
Thank you! This patch set is now queued in the next-integrity-testing
branch of https://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-
integrity.git/.
Mimi
next prev parent reply other threads:[~2019-12-12 14:29 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-11 16:47 [PATCH v11 0/6] KEYS: Measure keys when they are created or updated Lakshmi Ramasubramanian
2019-12-11 16:47 ` [PATCH v11 1/6] IMA: Check IMA policy flag Lakshmi Ramasubramanian
2019-12-11 16:47 ` [PATCH v11 2/6] IMA: Add KEY_CHECK func to measure keys Lakshmi Ramasubramanian
2019-12-11 16:47 ` [PATCH v11 3/6] IMA: Define an IMA hook " Lakshmi Ramasubramanian
2019-12-11 16:47 ` [PATCH v11 4/6] KEYS: Call the " Lakshmi Ramasubramanian
2019-12-11 16:47 ` [PATCH v11 5/6] IMA: Add support to limit measuring keys Lakshmi Ramasubramanian
2019-12-11 16:47 ` [PATCH v11 6/6] IMA: Read keyrings= option from the IMA policy Lakshmi Ramasubramanian
2019-12-12 14:28 ` Mimi Zohar [this message]
2019-12-12 16:58 ` [PATCH v11 0/6] KEYS: Measure keys when they are created or updated Lakshmi Ramasubramanian
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1576160916.4579.151.camel@linux.ibm.com \
--to=zohar@linux.ibm.com \
--cc=dhowells@redhat.com \
--cc=eric.snowberg@oracle.com \
--cc=jamorris@linux.microsoft.com \
--cc=keyrings@vger.kernel.org \
--cc=linux-integrity@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mathew.j.martineau@linux.intel.com \
--cc=matthewgarrett@google.com \
--cc=nramas@linux.microsoft.com \
--cc=sashal@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).