Security Onion Sensor Network Diagram

Welcome to the security onion wiki. Sensor services sensor services are controlled with so sensor. The internet is a very noisy place and by placing the sensor just inside the firewall the sensor will only monitor traffic that is specific to and allowed by your network and firewall.

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Free Printable Security Onion Sensor Network Diagram

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Security Onion Components

The following examples are for zeek but you could substitute whatever sensor service you re trying to control nids pcap etc.

Security onion sensor network diagram. Please use the links on the right side for navigation. Please send all questions to our security onion mailing list. Security onion is a free and open source linux distribution for threat hunting enterprise security monitoring and log management. The network switch can be replaced with a hub but hubs don t operate a 1 gb.

Network security monitoring nsm using james kirn 9 20 17. Security onion will provide visibility into your network traf???c and context around alerts and anomalous events but it requires a commitment from you the administrator or analyst to review alerts monitor the network activity and most importantly have a willingness passion and desire to learn. Hybrid the security onion setup script allows you to easily configure the. In the past security onion relied solely on the use of a sensor the client and a security onion server the server.

Rather zeek sits on a sensor a hardware software virtual or cloud platform that quietly and unobtrusively observes network traffic. We would like to show you a description here but the site won t allow us. Network diagram security onion pc note. Check status of zeek.

This section will give you an overview of different use cases for security onion and how you might install and configure security onion to handle those use cases. Zeek interprets what it sees and creates compact high fidelity transaction logs file content and fully customized output suitable for manual review on disk or in a more analyst friendly tool like a. With the inclusion of the elastic stack the distributed architecture has since changed and now includes the use of elastic components and separate nodes for processing and storing elastic stack data. This is where i get on my hobby horse about running security onion.

It includes elasticsearch logstash kibana snort suricata zeek formerly known as bro wazuh sguil squert cyberchef networkminer and many other security tools. Please see the help page.