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

This is where VPNs come to the rescue. A Virtual Private Network not only changes your IP address – it does so safely while ...

Firefox VPN is a free built-in browser protection tool. Learn privacy features and differences from Mozilla VPN's paid ...

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, ...

To make a Wi-Fi password, or change your current password, you'll need to access your router's settings page using a computer ...

DNS failure is a failure to communicate between your device and a DNS server. When a DNS failure occurs, you can’t reach the ...

Nmap is an essential tool for anyone who's serious about network security. It can be installed on any Linux distribution.

The ping command is also commonly used to test network errors, check if two devices on a network are connected, or simply ...

You may have noticed a setting on Android called Private DNS. It's on by default, and you're best off leaving it that way.

While free VPNs exist, paid services generally offer better speeds, more server choices, and stronger privacy policies.

Whether you're at home and need a privacy boost or traveling and using café Wi-Fi, here's how to set up a VPN on your iPhone.

NordVPN announced in August 2025 that the Meshnet feature would be discontinued on December 1st, 2025 (due to lack of usage), ...