The Absolute Essentials
There are several steps that you can take that can take care of most of the security problems that you will encounter. These items are a must for every computer connected to the internet. If you don’t have each of these areas covered then in one way or another, you’re a sitting duck. No matter how much security you’re looking for, this is the place to start.
The first three items are mostly software-related issues, and are fairly easy to cover. The last one covers things that you must know. It’s not all that difficult, but you can’t just install it and call it good either like you can with the others. It also has the distinction of being the most important item .