Quick & Dirty script to block China netblocks with iptables 🔥 🇨🇳 Usage Copy iptables.firewall.rules to /etc these rules only allow 80/TCP, 443/TCP and 22/TCP Execute block-china.sh Add to crontab : crontab -e 0 5 * * * /etc/block-china.sh > /dev/null 2>&1 you can check with the commande iptables -L