Firewall Software by Rob Pirozzi
Beginning in the Zhou Dynasty, which was in the 11th century BC, construction was begun on what was to become the Great Wall of China. For 2,700 years, culminating in the mid-1600s, construction continued on the wall until it stretched 4,163 miles from east to west China. ... The software monitors all inbound and outbound Internet traffic, and creates a software barrier between the Internet port into your PC and everything else on your PC. ... Software firewalls - A software firewall serves the same purpose as a hardware firewall.

What is a Firewall ? by Benjamin Hargis
Simply put it acts as a barrier between your computer and the internet. To protect you from crackers, hackers and malware. If your running DSL or a cable modem you should employ a firewall, as having a direct connection to the Internet can make you a target to attack. ... Proxy Service- Information from the Internet is grabbed by the firewall and delivered to the requesting service thru the proxy. ... There are many software firewalls availiable such as Tiny Firewall http://www.tinysoftware.com/home/tiny2?la=EN That is designed to keep hackers out of your network and block Spyware.

Firewalls VS. Barbarians At The Gates by Deb Jensen
As they are plotting against you and going in for the attack, what is your strategy? How well are you at keeping them out? Are you putting too much stock in your firewall? According to Mick Johnson, a product marketing manager with Sensory Networks, "The definition of a firewall has changed over... Each firewall is different, and since there is such a wide range of firewalls to choose from (software programs to hardware devices), it's important to have the firewall protection you are looking for.

What is a Hardware Firewall and Which Hardware Firewall is Best? by Debbie Jacobsen
If you have more than three computers in your home or business that share the same internet connection, a hardware firewall is something you may want to consider. A hardware firewall is a device that sits in between the internet and your network, protecting all computers on the inside from... As opposed to a software firewall (also known as a personal firewall) , a hardware firewall is designed to protect ALL the computers on a network instead of just one PC. ... Without firewall protection your network is an “open door” to the internet, and anyone (or anything) can easily come in...

Internet Connection Fails by Bob Rankin
"I am using XP home with a cable modem connection, and quite often using while online, I get the error of can't find the server. I just lose my internet connection, and it says my TCP/IP needs resetting. How do I do that and what causes the internet dropout?" There are several possible reasons... Firewalls are designed to block certain Internet connections, so it's entirely possible that a bug in the firewall software is erroneously shutting down ALL network connections. ... Note that your firewall may be bundled with an anti-virus of internet security package.

How A Personal Firewall Helps To Protect Your Home Computer From Hackers by Richard Rogers
There are two types of firewall available to the home computer user. A hardware firewall is a device which sits between your computer and the internet. At home for example it could reside on a broadband router which is used to share your internet connection with a number of computers. ... A personal firewall is a software application that monitors and can block the flow of data between the internet and your computer. ... For example, if malicious software like a Trojan Virus or spyware were installed on your computer without your knowledge the firewall would alert the user when it tried to...

Understanding How Firewalls Protect Your Computer by Otis Cooper
Not many of us intentionally leave our cars unlocked or the front of our homes open to strangers. But we often leave our computers wide open to anyone and everyone that may want to snoop. To get and keep our computers safe from hackers,or anyone wanting to have a look in our computers,we need... A Firewall can be hardware or software that acts as a gatekeeper to your computer.It does this by monitoring all internet traffic coming in and going out of our computers. ... Firewalls may not protect you from all viruses.It would be worth your while to invest in good anti virus software as added...

Firewall: Hot Stuff for Stomping out Spyware, Malware and Adware by Christina Bultinck
Firewalls are software programs for your computer that are comparable to exterior doors to your house or apartment since they keep potential intruders out. What is a thief strolled past that open door, when no one was home, and robbed you of anything of value including personal information? ... Mac users can either purchase firewall software such as DoorStop, or upgrade to Mac OS X which has a built-in firewall. ... If you are already running XP you have the firewall, but make sure to install the Service Pack 2 which offers solid computer internet security and can be found at Microsoft’s...

The XP Firewall Isn't Enough by Steve Blampied
You might think you don't need a firewall because windows XP has one built in, but read on for a plain-english explanation why this isn’t enough. Before broadband and cable connections were common most people didn't need a personal firewall because they weren't connected to the Internet for... You may already have a firewall, either in a device called a "Broadband Router" which goes between your computer and the Internet or the very basic firewall built in to Windows XP Service Pack 2 and you might think that’s all you need.

VPN Client by Kent Pinkerton
VPN is an abbreviation for Virtual Private Network. Private network is a network for select users that has a firewall enabled to prevent intrusion from the Internet. Even though such networks tend to be safe from intrusion, it causes a problem for users. ... Connecting the computer directly when there is only one Internet connection bypasses the firewall. ... If a firewall is used in an environment of many thousand users, it is considered safer to make the VPN client users to go through that firewall.