Checking open ports can be done using built-in tools like Command Prompt or PowerShell, which list active ports and the ...

The best way to see which devices are connected to your Wi-Fi (and find out their IP and MAC addresses) is to use the ...

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

Internet Protocol (IP) is a numerical identifier for every gadget or network for users accessing the internet. The IP address of a user contains information like location, network identification, ...

You've installed a VPN. Great! But to take your security to the next level, pro-level settings like a kill switch and ...

What just happened? Let's Encrypt began issuing free TLS certificates in 2015. After becoming the world's largest certificate authority, the nonprofit is now targeting niche use cases – such as ...

2. Click the Add device button. 3. Wait for an option to appear that says “The printer that I want isn’t listed.” You may need to scroll down to see it. Click “Add a new device manually” to advance to ...

Finding the IP address of your printer is important when you want to connect it to a network, troubleshoot a connection issue, or install the printer on another device. The IP address is like the ...

You will need an Australian IP address to access region-locked content, websites, and services. A VPN is the easiest way to obtain an Australian IP. For any Aussies who are currently abroad, a Virtual ...

Knowing your IP address can help protect your home network and data from prying eyes. Here's how to find it. Trey Paul was a CNET senior editor covering broadband. His 20+ years of experience as a ...