Visually build firewall rules for iptables, ufw, nftables, or Windows Firewall
🔧 Firewall Type
📝 Rule Configuration
⚡ Common Presets
🖥️ Generated Command
⚠️ Always test firewall rules on a non-production system first. Incorrect rules can lock you out of a server. Keep a backup SSH session open when applying INPUT rules remotely.