How to install the ConfigServer and Security Firewall combo on Ubuntu Server

If you'd like a powerful firewall for your Ubuntu Server, but one that offers a fairly straightforward configuration, Jack Wallen thinks CSF might be the right tool for the job.

source https://www.techrepublic.com/article/how-to-install-the-configserver-and-security-firewall-combo-on-ubuntu-server/#ftag=RSS56d97e7