[PATCH v2] integrity: track mtime in addition to i_version for assessment
zohar at linux.vnet.ibm.com
Wed Jul 12 17:56:50 UTC 2017
On Wed, 2017-07-12 at 10:35 -0400, Bruce Fields wrote:
> On Wed, Jul 12, 2017 at 08:20:21AM -0400, Mimi Zohar wrote:
> > Right, currently the only way of knowing is by looking at the IMA
> > measurement list to see if modified files are re-measured or, as you
> > said, by looking at the code.
> Who's actually using this, and do they do any kind of checks, or
> document the filesystem-specific limitations?
Knowing who is using it and how it is being used is the big question.
I only hear about it when there are problems.
Over the years, there have been a number of Linux Security Summit
(LSS) talks, which have been mostly about embedded systems or locked
down systems, not so much for generic systems.
- Design and Implementation of a Security Architecture for Critical
Infrastructure Industrial Control Systems - David Safford, GE 2016
- IMA/EVM: Real Applications for Embedded Networking Systems - Petko
Manolov, Konsulko Group, and Mark Baushke, Juniper Networks 2015
- CC3: An Identity Attested Linux Security Supervisor Architecture
- Greg Wettstein, IDfusion 2015
- The Linux Integrity Subsystem and TPM-based Network Endpoint
Assessment - Andreas Steffen, HSR University of Applied Sciences
Rapperswil, Switzerland 2012
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