How important is having a firewall? Is there a good free firewall on the Net, or should I buy a firewall from Earthlink? Thanks for your help. - Louise Very important. A good firewall will make your ...

Do you feel secure when you open your laptop? But do you know what makes using your PC and browsing the internet so safe? Today, we’ll talk about a firewall – a basic but important part of any ...

If you are considering high-speed Internet access such as a cable modem or digital subscriber line, you should also get serious about protecting the information on your computer by looking at a ...

I work in a small computer repair shop and I want to put together a box that will allow us to plug in X number of client computers. The computers should not be able to talk to each other on the ...