I've not verified if this works in SEC, but you could maybe do a negative
lookahead/behind
\.php\?id=[0-9A-Za-z]{8}(?!\.net|\.org)
(?<!\.net|\.org)\S+\.php\?id=[0-9A-Za-z]{8}
There may be a bit of a performance hit with using these though. Give them a
try.
On Thu, 16 Mar 2017, James Lay wrote:
> Date: Thu, 16 Mar 2017 17:42:25 -0500
> From: James Lay <[email protected]>
> To: Simple Event Corralator <[email protected]>
> Subject: [Simple-evcorr-users] Negation
>
> Hey all,
>
> So I'm trying to create a rule to match this pattern:
>
> "\.php\?id=[0-9A-Za-z]{8}"
>
> The caveat is that I can't match certain things like, for example
> "\.net|\.org". How do I create a regex with negation for SEC? Thank
> you.
>
> James
>
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--
Todd M. Hall
Sr. Network Analyst
Information Technology Services
Mississippi State University
[email protected]
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