Port Scanning applications like Free Port Scanner help you identify open ports and services on a network host. They thoroughly scan specific ports for a given IP and reveal vulnerable access points, ...

A port is a numeric identifier for software that runs on a computer, like Web server or email server software. When a port is open, it's accepting connections from the outside world. It's not uncommon ...

When you need to reach a specific device on your home network from the internet side of things, one of the oldest options is ...

Firewalls are devices that help keep your computer safe from threats on networks. Windows includes a program called Microsoft Firewall to maintain system security. There may be occasions when you need ...

An excerpt from Chapter 9 - Network Infrastructure in "Hacking for Dummies, 2nd edition" written by Kevin Beaver and published by Wiley Publishing. As part of your ethical hacking, you can test your ...

Do you feel secure when you open your laptop? But do you know what makes using your PC and browsing the internet so safe? Today, we’ll talk about a firewall – a basic but important part of any ...