I hear about techniques to bypass keyloggers often. The problem is, keyloggers can log much more than keystrokes. There's really only one solution: avoid them in the first place.

When you see the list of possible hacking signs, it's easy to jump to the conclusion your computer has been hacked. It's usually not the case. Regardless, prevention is always easier than recovery from an actual hack.

Spammers use many techniques to slide their garbage into your inbox. BCCing you on messages is a common way.

If your password won't work and your secret questions are all different, it's pretty clear what's happened and what you need to do.

People can tell very little from your IP address. For example, they cannot tell who or where you are. How much they can tell varies a great deal.

A computer that does nothing when you turn it on can be very difficult to diagnose. Spinning disks and blinking lights don't mean as much as you might think.

Finding out who owns an email address is difficult at best. There's little you can do on your own, but if you're being harassed, law enforcement may help.

Over-aggressive spam filtering can cause email newsletters and other messages to fail to appear in your inbox. I'll look at why that is, and three steps you can take to improve the situation.

When you lose your second factor, there are two things to be concerned about: getting into your own account -- for which you should be prepared -- and someone else having access to your second factor -- which isn't as scary as it sounds.

Defragging rearranges the layout of files on your hard disk for faster access. Chances are you need do nothing at all.