ufw.md

UFW - Uncomplicated Firewall

sudo pacman -S ufw

sudo systemctl enable ufw.service

sudo ufw enable

sudo ufw status sudo ufw status verbose

sudo ufw allow 22

Or more explicitly

sudo ufw allow 22/tcp

Drop packets

sudo ufw deny 22

Alternatively, let the sender know that their traffic was denied

sudo ufw reject 22

To remove the rule, repeat the rule with "delete" argument added

sudo ufw delete reject 22

Rate limiting

sudo ufw limit ssh/tcp