Julio's Blog

Installing and configuring CSF on CentOS 7.

I have been using CSF (ConfigServer Security and Firewall) in my Linux systems for a while now with great results. CSF is more than a Firewall software, it is also an SPI (Stateful Packet Inspection), LID (Login/Intrusion Detection), and an Application Security software. But the best part of CSF is not how powerful and reliable it is but how easy is to install, configure and use. In this post, I will show how to install and do some basic configuration of CSF on CentOS 7. Disable default Firewall The first step will be to disable firewalld on your system. To do this: [[email protected] ~]# systemctl... read more »