The default installation of Norton Internet Security will work for most users without any extensive configuration. However, the security program will block some programs from communicating through the ...

When in the ‘Advanced Settings’ of Windows 8 firewall, click the Advanced settings link in the left-hand pane of the main firewall dialog. This will bring up the Windows Firewall with Advanced ...

Run the command "netstat -ab" in an elevated Command Prompt, PowerShell, or Terminal window to see a list of applications and their associated ports. Checking open ports can be done using built-in ...

A Port basically serves as an interface between your computer and the internet or other computers in the network. Every communication over the web is exchanged using these ports, so they are an ...

Though Firewalls are necessary when your computer is connected to the Internet, they can cause problems trying to get Internet aware programs working properly. For example, if you wanted to host a ...

Port forwarding is a crucial networking technique that allows you to make a computer or device on your local network accessible to the internet, bypassing the security features of your router. This is ...

Portmaster isn’t just a cross-platform network monitor — it’s also a very powerful security tool that can help to lock down your desktops and block things like ads, trackers and malware. I’ve been ...

In the cybersecurity world, testing for the existence of exploitable vulnerabilities isn’t always an exact science. Checking for open ports (CIS Control 9 - Limitation and Control of Network Ports, ...

The recent WannaCry and NotPetya attacks were made possible by gross IT negligence. That they used a purportedly US-developed cyber weapon (which was released by a hacking group called Shadow Brokers) ...

As if there weren't already enough security problems for mobile app developers to worry about. Researchers at the University of Michigan have published a paper in which they break new ground in ...