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 ...

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 ...

Bill Cheswick will deny that he invented computer firewalls, but it’s what the modest computer security researcher is really known for. He literally wrote the book on it in 1994. Chesiwck partnered ...

Web applications are able to protect your Web assets from attack – especially websites. Discover the best Web application firewalls, as we explore the market and recommend our top choices. Websites ...

If your computer is connected to the Internet, it is vulnerable to attack. There are tens of thousands of viruses and worms in circulation, and hackers are finding new ways to exploit computer ...

(CNN) — An outage that shut down the 911 system in Massachusetts for two hours on Tuesday was caused by a computer firewall and not due to a cyberattack or hack, a preliminary investigation has ...