Firewalling Ubuntu with UFW for IPv4 + IPv6
Under Ubuntu, you can quickly build an iptables based firewall using the handy built-in firewall configuration tool UFW - Uncomplicated Firewall. Network architectures will vary, but if you are deploying Internet facing Servers you generally should be configuring a host-based firewall. It can protect listening services that don't need to be Internet accessible. In addition, […]