Snort mailing list archives

Re: Import ET into Sourcefire DC


From: Matthew Jonkman <jonkman () emergingthreatspro com>
Date: Mon, 17 Jan 2011 09:08:27 -0500

If there's interest we're definitely interested in either modifying or making a version that will import. 

If anyone is interested in being guinea pig there I'd appreciate it. I imagine we'd only have to do this for the most 
recent snort version, so ti'd be a relatively easy thing to do if we could see what issues we have.

Matt

On Jan 17, 2011, at 9:02 AM, Joel Esler wrote:

Just so it's clear, I'm not trying to be evasive or trying to start a fight either.  I'm glad you said that Matt, 
because apparently some people think that ET and Sourcefire are "fighting".

The users manual for Sourcefire is on the support site, so if you have a Sourcefire support account, you can gain 
access to our docs.

However, out of the few imports of ET rules that I have seen attempted, there are formatting issues with the ET rules 
that our parser will not accept.  I don't recall exactly which fields they are, but rest assured if any fields are 
not part of the standard Snort configuration, the Sourcefire DC will not accept the import into the database.

The ability to import any external rules into the database is in Policy & Response -> IPS -> SEU, then click the 
"Import" button.  

Joel

On Mon, Jan 17, 2011 at 8:55 AM, Matthew Jonkman <jonkman () emergingthreatspro com> wrote:
I appreciate the concern to not offend anyone. It's something that comes up often for us and we haven't seen a good 
resolution.

How about you just point us to the docs on that so we can help folks that have issues and we let it leave the lists 
here? Is that possible?

(I swear, I'm not trying to start a fight here. :) We just are curious too and want to help folks be able to import 
ET rules. And heck, it'll help sell SF consoles if people can use them easier. )

Matt



On Jan 17, 2011, at 8:30 AM, Joel Esler wrote:

Matt,

This isn't a Snort issue, it's a Sourcefire issue, and we have strict internal restrictions about discussing 
product on the Snort lists for fear of people accusing us of advertising product, so I'd rather it NOT be on list.  
If I do it, that allows other people to do it, and other companies, and before we know it the Snort lists will turn 
into an advertising list, and we all don't want that.

The correct way for this question to be fielded is through Sourcefire support.

The import of rules is extremely easy to do and is documented both in our manual as well as the help documentation 
within the Defense Center.    If you have a Sourcefire support account, it's documented for you.

Joel

On Jan 17, 2011, at 8:24 AM, Matthew Jonkman wrote:

I'd love to see this on the list of we can. We have a number of customers that do, and a lot of open ruleset users 
that want to, but there's never been much discussion of how to do so.

No one likes a security product that eliminates flexibility, more info here would be good for all I think. I'll 
even make sure we get it documented somewhere public!

Matt


On Jan 17, 2011, at 8:17 AM, Joel Esler wrote:

On Jan 17, 2011, at 8:00 AM, Gregory Zill wrote:

Possibly a little off-topic, but I was wondering if anyone uses ET rules on a Sourcefire Defense Center? The 
rules need to be reformatted somewhat before accepted into the DC for use on SF sensors. I appreciate any 
information out there.


We know of a couple customers that do.  If you'd like to write me off-list, I can help you with this.




--
Joel Esler
jesler () sourcefire com
http://blog.snort.org && http://blog.clamav.net


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----------------------------------------------------
Matthew Jonkman
Emergingthreats.net
Emerging Threats Pro
Open Information Security Foundation (OISF)
Phone 765-807-8630
Fax 312-264-0205
http://www.emergingthreatspro.com
http://www.openinfosecfoundation.org
----------------------------------------------------

PGP: http://www.jonkmans.com/mattjonkman.asc




--
Joel Esler
jesler () sourcefire com
http://blog.snort.org && http://blog.clamav.net



----------------------------------------------------
Matthew Jonkman
Emergingthreats.net
Emerging Threats Pro
Open Information Security Foundation (OISF)
Phone 765-807-8630
Fax 312-264-0205
http://www.emergingthreatspro.com
http://www.openinfosecfoundation.org
----------------------------------------------------

PGP: http://www.jonkmans.com/mattjonkman.asc






-- 
Joel Esler
Skype:eslerjoel
http://blog.snort.org



----------------------------------------------------
Matthew Jonkman
Emergingthreats.net
Emerging Threats Pro
Open Information Security Foundation (OISF)
Phone 765-807-8630
Fax 312-264-0205
http://www.emergingthreatspro.com
http://www.openinfosecfoundation.org
----------------------------------------------------

PGP: http://www.jonkmans.com/mattjonkman.asc



------------------------------------------------------------------------------
Protect Your Site and Customers from Malware Attacks
Learn about various malware tactics and how to avoid them. Understand 
malware threats, the impact they can have on your business, and how you 
can protect your company and customers by using code signing.
http://p.sf.net/sfu/oracle-sfdevnl
_______________________________________________
Snort-users mailing list
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Go to this URL to change user options or unsubscribe:
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