Re: [PATCH v6 6/8] selftests/brute: Add tests for the Brute LSM

[PATCH v6 0/8] Fork brute force attack mitigation · John Wood <hidden> · 2021-03-07
[PATCH v6 1/8] security: Add LSM hook at the point where a task gets a fatal signal · John Wood <hidden> · 2021-03-07
Re: [PATCH v6 1/8] security: Add LSM hook at the point where a task gets a fatal signal · Kees Cook <hidden> · 2021-03-18
[PATCH v6 2/8] security/brute: Define a LSM and manage statistical data · John Wood <hidden> · 2021-03-07
Re: [PATCH v6 2/8] security/brute: Define a LSM and manage statistical data · Kees Cook <hidden> · 2021-03-18
Re: [PATCH v6 2/8] security/brute: Define a LSM and manage statistical data · John Wood <hidden> · 2021-03-20
Re: [PATCH v6 2/8] security/brute: Define a LSM and manage statistical data · Kees Cook <hidden> · 2021-03-21
[PATCH v6 3/8] securtiy/brute: Detect a brute force attack · John Wood <hidden> · 2021-03-07
Re: [PATCH v6 3/8] securtiy/brute: Detect a brute force attack · Kees Cook <hidden> · 2021-03-18
Re: [PATCH v6 3/8] securtiy/brute: Detect a brute force attack · John Wood <hidden> · 2021-03-20
Re: [PATCH v6 3/8] securtiy/brute: Detect a brute force attack · Kees Cook <hidden> · 2021-03-21
Re: [PATCH v6 3/8] securtiy/brute: Detect a brute force attack · John Wood <hidden> · 2021-03-21
Re: [PATCH v6 3/8] securtiy/brute: Detect a brute force attack · Kees Cook <hidden> · 2021-03-21
Re: [PATCH v6 3/8] securtiy/brute: Detect a brute force attack · John Wood <hidden> · 2021-03-22
[PATCH v6 4/8] security/brute: Fine tuning the attack detection · John Wood <hidden> · 2021-03-07
Re: [PATCH v6 4/8] security/brute: Fine tuning the attack detection · Kees Cook <hidden> · 2021-03-18
Re: [PATCH v6 4/8] security/brute: Fine tuning the attack detection · John Wood <hidden> · 2021-03-20
Re: [PATCH v6 4/8] security/brute: Fine tuning the attack detection · Kees Cook <hidden> · 2021-03-21
[PATCH v6 5/8] security/brute: Mitigate a brute force attack · John Wood <hidden> · 2021-03-07
Re: [PATCH v6 5/8] security/brute: Mitigate a brute force attack · Kees Cook <hidden> · 2021-03-18
Re: [PATCH v6 5/8] security/brute: Mitigate a brute force attack · John Wood <hidden> · 2021-03-20
Re: [PATCH v6 5/8] security/brute: Mitigate a brute force attack · Kees Cook <hidden> · 2021-03-21
[PATCH v6 6/8] selftests/brute: Add tests for the Brute LSM · John Wood <hidden> · 2021-03-07
Re: [PATCH v6 6/8] selftests/brute: Add tests for the Brute LSM · Kees Cook <hidden> · 2021-03-18
Re: [PATCH v6 6/8] selftests/brute: Add tests for the Brute LSM · John Wood <hidden> · 2021-03-20
[PATCH v6 7/8] Documentation: Add documentation for the Brute LSM · John Wood <hidden> · 2021-03-07
Re: [PATCH v6 7/8] Documentation: Add documentation for the Brute LSM · Kees Cook <hidden> · 2021-03-18
Re: [PATCH v6 7/8] Documentation: Add documentation for the Brute LSM · John Wood <hidden> · 2021-03-20
Re: [PATCH v6 7/8] Documentation: Add documentation for the Brute LSM · Jonathan Corbet <corbet@lwn.net> · 2021-03-21
Re: [PATCH v6 7/8] Documentation: Add documentation for the Brute LSM · John Wood <hidden> · 2021-03-26
[PATCH v6 8/8] MAINTAINERS: Add a new entry for the Brute LSM · John Wood <hidden> · 2021-03-07

From: John Wood <hidden>
Date: 2021-03-20 15:50:53
Also in: linux-doc, linux-kselftest, lkml

On Wed, Mar 17, 2021 at 09:08:17PM -0700, Kees Cook wrote:

On Sun, Mar 07, 2021 at 12:30:29PM +0100, John Wood wrote:

quoted

+
+count_fork_matches()
+{
+	dmesg | grep "brute: Fork brute force attack detected" | wc -l

This may be unstable if the dmesg scrolls past, etc. See how
lkdtm/run.sh handles this with a temp file and "comm".

Thanks, I will correct this for the next version.

John Wood

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