How to whitelist a hostname in CSF firewall

Firewalls usually allow or block IP addresses. If you need to allow a hostname, you need to find the IP

How to run docker with csf firewall

When running docker on a server with CSF firewall, you may face network connection error because iptables rules added by

csf error path to iptables is either not set or incorrect

csf error path to iptables is either not set or incorrect

Whem install csf firewall on Ubuntu 20.04, i get following error This is because path for iptables is changed in

How to Block a Country in CSF firewall

How to Block a Country in CSF firewall

To block all traffic from a country in CSF Firewall edit file /etc/csf/csf.conf Find the line In this line, you