Q: I’m shopping for an OnBoard Diagnostics port scanner for my car but there are just too many options and prices. Any suggestions? A: Any vehicle built in or after 1996 has a small port, usually ...

IP tools, when used properly, can help system builders tackle set-up and configuration chores, speed troubleshooting and problems resolution, and address all kinds of security issues and concerns. A ...

A good diagnostic tool for any sysadmin is a port scanner to ensure a firewall is working as intended to open or close ports. When you want a quick and dirty scanning tool, there are some great free ...

If you're smart and you're connected to the net, you're concerned about computer security. Open ports on your computers are invitations to criminal hackers and other evildoers to wreak havoc - and if ...

I'm looking for an online port scanner that lets me give it an IP and list of ports, and tells me if ports are filtered or closed. (like how nmap mentions filtered or closed) GRC shields up refers to ...