From: Mimi Zohar Date: Thu, 12 Dec 2019 14:28:36 +0000 Subject: Re: [PATCH v11 0/6] KEYS: Measure keys when they are created or updated Message-Id: <1576160916.4579.151.camel@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit List-Id: References: <20191211164707.4698-1-nramas@linux.microsoft.com> In-Reply-To: <20191211164707.4698-1-nramas@linux.microsoft.com> To: Lakshmi Ramasubramanian , 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 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