How to configure SSH to use a non-standard port with SELinux set to enforcing Your email has been sent Switching the SSH listening port is an easy way to help secure remote login on your Linux servers ...

Linux is highly secure, but you should still have a firewall. You should know if your ISP's hardware (gateway) uses a firewall. One of the easiest Linux firewalls is UFW and its GUI sidekick, GUFW.

I recently moved my computer to a friend's place and subsequently set us up a Linux box using Netfilter to do NAT and stateful firewalling. It currently does its job admirably. I'm slowly tricking the ...