Example we will add the lan interface

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Reference no: EM133865369

Lab: Install and configure Snort in pfSense

According to the official document tation of Snort:

"Snort is an intrusion detection and prevention system. It can be configured to simply log detected network events to both log and block them. Thanks to OpenAppID detectors and rules, Snort package enables application detection and filtering. The package is available to install in the pfSense software GUI from System > Package Manager. Snort operates using detection signatures called rules. Snort rules can be custom created by the user, or any of several pre-packaged rule sets can be enabled and downloaded."

You may follow this link to do the installation if you want. Else, you can follow the step-by-step guide to install and configure the Snort.

Make sure both Pfsense and Kali VMs are running
Login into Kali and go to pfSense using your browser (i.e., enter 192.168.1.1), as we did in Lab 5
install Snort using pfSense software GUI from Systemà Package Managerà Available Packages.
Wait for Successful Installation

Then go to services à snort and you will see a blank page like below

Go to Global Settings and then Enable the below to download.
Enable Snort GPLv2
Enable ET Open
Enable OpenAppID
Set the Update Interval for 1 DAY
Set the Update Start time to 00:05

Then Go to the update tab and Update the Rules
Before Update

After Update

Add an Interface to snort for monitoring. In this example we will add the LAN interface and as the homework you have to configure WAN interface and add the configuration steps to the report
Go to Snort Interfaces and then click on Add

Then do the following configurations:
Tick the Enable Interface
Select the Interface to LAN
And then save

After successful installation you will see the screen below in Snort/Interfaces

After that we have to select what type of rules will protect the network. To do that. Click on the pencil icon in the interface.
Then go to the LAN Categories and enable all the rules. This has to be done based on your network. However, for the testing and learning purpose we enable all the rules.

And then save and go to the LAN Rules à Category Selection à
GPLv2_Community.rules à Enable all à Apply

Then you can go back to the Snort Interfaces à tick the LAN Interface à and click on the Play button to start Snort on the LAN traffic
Before running

After running

Reference no: EM133865369

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