Almost every single home in America now has a personal computer, and almost every single one of these computers is hooked up to the Internet. The Internet is a valuable new way of communicating, gathering information, and purchasing, but it has also given rise to a whole new breed of criminals and miscreants who love to prey on the uninformed or the unsuspecting in order to make a profit or just to have what they think is a little bit of fun. It is vita that you protect your computer and your information from being accessed by these people, who are becoming ever more innovative when to comes to achieving their perfidious goals. A key instrument in the fight for your computers security is a firewall.
A firewall is a piece of software or hardware that functions in a networked environment to prevent communication between areas with different degrees of trust. The term comes from the same word as that applied to a construction that is used in construction to keep a fire from spreading if one should start.
The most common type of firewall is the personal firewall, and this type in fact will come with most Windows software from the XP version forward. Although the model...
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