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 ...

The firewall is one of the most important security features in a computer environment. In the classic sense, a firewall is set up on an appliance, such as a computer that fulfills just a single, ...

Pranay Parab is an independent tech journalist based in Mumbai, India. He covers tech for Lifehacker, and specializes in tutorials and in-depth features. A firewall is an essential security tool for ...

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 ...

Question: What does a firewall do and is it something I need to get? Answer: In the early days of the internet, we often connected through a dial-up modem or some other form of direct connection. When ...

Why waste money on an enterprise firewall when you can build your own from old PC parts?

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 ...

At its most basic level, a firewall is anything that preventsunauthorized access to a computer. The firewall can be hardware orsoftware, and the protected computer can be a typical PC, ...