What you can do with an IP address, and how to protect yours from hackers

With someone's IP address, you can learn a user's general location, and disable some parts of their internet browsing ...
How-To Geek on MSN

How to See All Devices on Your Network With nmap on Linux

Install nmap if you don't already have it on your Linux computer. Run "sudo apt-get install nmap" on Ubuntu, or "sudo dnf ...