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How to install csf firewall in VPS with WHM/Cpanel

In this tutorial, I will explain the simple tutorial for installing the csf as a Plugin in the WHM/Cpanel

1. Connect using SSH to the VPS as root
2. Download the installation file :

# wget http://www.configserver.com/free/csf.tgz

3. Extract the downloaded file :

# tar -xzf csf.tgz

4. Remove the downloaded file :

# rm -rf csf.tgz

5. Change to the csf directory, and install it :

# cd csf
# sh install.sh

Just in case you want to uninstall csf, use the following command :
# cd /etc/csf
# sh uninstall.sh

6. Login to the WHM/Cpanel,  and go to Plugins – ConfigServer Security & Firewall

7. Click on the Firewall Configuration, find and modify it using the following values :

TESTING = 0
AUTO_UPDATES = 1
TCP_IN = add the port that you will use for the ssh connection
UDP_IN = add the port that you will use for the ssh connection
LF_SCRIPT_ALERT = 1
PT_ALL_USERS = 1

8. After that, click the “Change” button in the bottom of the csf configuration
9. Click Restart csf +lfd
10. Click Return
11. Click on the “Check server security”
12. Secure your VPS server as stated in the red color.


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