ConfigServer Security and Firewall (CSF)

• Install CSF Firewall
• Install CSF firewall on Ubuntu Server
• Unban an IP from CSF Firewall
• Block Country in CSF firewall
• csf error path to iptables is either not set or incorrect
• How to run docker with csf firewall

How to use CSF Firewall

• Whitelist an IP Address in CSF Firewall
• How to whitelist a hostname in CSF firewall

Firewall Configuration

• Disable IP Block Alerts in CSF Firewall
• Allow Passive FTP in Cpanel Server with CSF
• Enable UI in CSF Firewall on CentOS

Restart csf

csf -r

Block an IP

csf -d IP_ADD

Whitelist an IP

csf -a IP_ADD