Discover the types of malware in 2025, from backdoors to ransomware, and learn which families hackers use most in real-world attacks.

A computer virus is a type of malware that can replicate itself on your computer and spread to other devices. You might be infected with a virus if your computer suddenly starts running more slowly, ...

You’ve heard the term, but what does it actually mean? Learn from our expert how these self-replicating programs sneak in, spread, and slow your system down, plus what you need to know to stay ahead.

Use these 5 tips to protect your computer from viruses. (Photo: Getty) Malware is an attack that attempts to take control of a computer and steal sensitive information, such as passwords or bank ...

Your computer has been acting strange lately — running slower than usual, showing weird pop-ups, or behaving in ways that make you suspicious something isn’t right. These could be signs that malware, ...

Even if you're cautious, there's always a chance that a virus could sneak onto your PC. Sure, Windows does have built-in security to block malware, but all it takes is one wrong click. Maybe it's a ...

Viruses and the other damaging software and dirty tricks that get lumped under the “malware” umbrella (malicious software intended to harm your computer) have been with us almost as long as there have ...