# Quickstart for Bro Cluster

**URL:** <https://community.zeek.org/t/quickstart-for-bro-cluster/2033>\
**Category:** Zeek\
**Created:** [September 27, 2011, 3:17pm UTC](https://community.zeek.org/t/quickstart-for-bro-cluster/2033 "2011-09-27T15:17:42Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Martin\_Holste](https://avatars.discourse-cdn.com/v4/letter/m/dc4da7/32.png) [@Martin\_Holste](https://community.zeek.org/u/Martin_Holste)\
**Post date:** [September 27, 2011, 3:17pm UTC](https://community.zeek.org/t/quickstart-for-bro-cluster/2033/1 "2011-09-27T15:17:42Z")

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I'm cross-posting this because I think Bro is a very helpful  
supplement to anyone running an IDS, and it sounded like that was  
pretty much the consensus at RAID 2011. If you're looking to get Bro  
up and running as a proof-of-concept, check out my first post on it  
here: [http://ossectools.blogspot.com/2011/08/monitoring-ssl-connections-with-bro.html](http://ossectools.blogspot.com/2011/08/monitoring-ssl-connections-with-bro.html).  
If you want it to scale up to a large pipe (anything over 80 Mb/sec),  
check out my new post on Bro cluster  
([http://ossectools.blogspot.com/2011/09/bro-quickstart-cluster-edition.html](http://ossectools.blogspot.com/2011/09/bro-quickstart-cluster-edition.html))  
which will show how to set it up to take advantage of a multi-core  
system and forward its logs to an SIEM or central syslog.

If you're not currently using Bro and are wondering why you should  
bother, consider that Bro provides a great way to survey the SSL  
traffic that's on your network, and a lot of malware uses SSL for  
command-and-control channels. It's a terrific way of seeing what  
email and attachments are being transferred, which can help you spot  
suspicious attachments, phishing, etc. In addition, it will record  
the MD5 and URL of every executable downloaded, which can be a real  
help during incident response. It has many more features (like being  
able to receive Snort alerts), but these are just some of the  
immediate benefits you get from running it alongside your current IDS.

Thanks,

Martin

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**Author:** ![Seth\_Hall3](https://avatars.discourse-cdn.com/v4/letter/s/d6d6ee/32.png) [@Seth\_Hall3](https://community.zeek.org/u/Seth_Hall3)\
**Post date:** [September 27, 2011, 6:00pm UTC](https://community.zeek.org/t/quickstart-for-bro-cluster/2033/2 "2011-09-27T18:00:18Z")

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Thanks for writing that quickstart guide Martin! 🙂

&nbsp;&nbsp;.Seth

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**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/zeek/original/1X/f09d732bc2cc7c7cc7e35db67cf4e1d5233ce7a7.png) [@system](https://community.zeek.org/u/system)\
**Post date:** [May 6, 2022, 3:39pm UTC](https://community.zeek.org/t/quickstart-for-bro-cluster/2033/3 "2022-05-06T15:39:51Z")

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