How to Install and Use CSF on CentOS 8
This video covers the method to install and use CSF on CentOS. Config Server Firewall (CSF) is a free and Stateful Packet Inspection (SPI) firewall for most Linux distributions.
For more explanation on this video: https://www.linuxhelp.com/how-to-install-and-use-csf-on-centos-8
centos 8