[Snort-users] rules for Snort Inline

Risto Vaarandi risto.vaarandi at ...13914...
Mon Sep 4 12:00:09 EDT 2006

Joel Esler wrote:
> Any rule can be converted to an inline rule by changing the keyword.   
> In my opinion I wouldn't like someone else making a decision about  what 
> to drop (control) on _my_ network.

hi Joel,
good point - I was just looking for a better starting point for tuning 
the rules (I can change 'drop' back to 'alert' exactly like 'alert' to 
'drop', if needed).

> Joel
> On Sep 4, 2006, at 8:07 AM, Risto Vaarandi wrote:
>>> hi all,
>>> I have had Snort running in IDS mode for some time, and would now like
>>> deploy it in Inline mode for actually dropping malicious traffic.
>>> However, the Snort rules available at http://www.snort.org/rules/ have
>>> been configured to produce alerts only, and the user has to test each
>>> rule whether the 'drop', 'reject' or other such action would be  suitable
>>> for his/her environment.
>>> Since testing rules one by one involves a lot of time, I started to  look
>>> for rule collections designed specifically for Snort Inline, and  located
>>> the rulesets at BleedingSnort (http://www.bleedingsnort.com/ rules/). My
>>> question is - are there any similar projects around for creating rules
>>> for Snort Inline?
>>> I understand that for some rules it is difficult to verify that they
>>> don't block anything legitimate, yet there could be rules which almost
>>> never produce false positives. If someone has created a collection of
>>> such rules, I'd be thankful for the pointers.
>>> br,
>>> risto
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> +---------------------------------------------------------------------+
> joel esler          senior security consultant         1-706-627-2101
> Sourcefire    Security for the /Real/ World -- http://www.sourcefire.com
>        Snort - Open Source Network IPS/IDS -- http://www.snort.org
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> +---------------------------------------------------------------------+

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