ufw Command - Uncomplicated Firewall

The ufw (Uncomplicated Firewall) command is a user-friendly frontend for managing a netfilter firewall. It is designed to make managing a Linux firewall easier.

Syntax

ufw [options] [command]

Examples

ufw enable

ufw allow 22

ufw status

Notes

• ufw is a frontend for iptables and nftables, simplifying firewall management.
• Requires root privileges to modify firewall rules.
• For advanced configurations, use iptables or nft directly.