Forbes contributors publish independent expert analyses and insights. Hackers are a busy bunch, with more than 300 million computers hacked every year — and there's a dizzying range of ways in which a ...

Your antivirus will protect you from many online threats, but no antivirus is perfect. Truth is, your PC can still be hacked even if you’re using reputable security software with a solid track record.

So, you start seeing signs that your computer is getting too old — the screen keeps freezing, the hardware starts making weird noises, and the system is unbearably slow. And now, you need a ...