A computer virus is a type of malware that can spread quickly between computers and other devices. Learn how viruses work and how to protect against them.

A VPN is a secure, encrypted connection that protects your privacy online. Learn what VPNs are, how they work, and why they're essential to your security.

Wondering why your internet is so slow? Read our full guide to find out how to improve your connection right now, whether you're on Wi-Fi or Ethernet.

We all have some concept of hacking - but do you really know what it is? Read our full hacking definition here.

Is Snapchat safe for kids? What is it and how does it work? Here's everything that curious parents need to know about Snapchat and its most common dangers.

Learn how to check whether your VPN is working correctly. Avoid common security flaws like DNS leaks and keep your IP, location, and browsing habits private.

Is your computer slow or struggling to install the latest updates? Learn how to clear disk space and clean up hard drives on a Mac or Windows PC.

Spoofing is when a hacker disguises themselves as a trusted source, often on emails, phone calls, or websites. Learn how to detect and prevent spoofing attacks.

Looking for a definition of rootkits or rootkit removal advice? Learn what rootkits are, what they do, and how to find and remove rootkits here.