Windows firewall and its working

Windows firewall is a program that designed and developed by Microsoft for the protection and safety of there users. Once there was many malicious attacks were occured because of not having a protective medium for the computer. In a very high protective manner, windows firewall is protecting our computer. In order to avoid the problems and the hackers attacks, the microsoft take up this measure. It is very interesting to know the way it protect our computer.
How windows firewall protects the system
Windows firewall is just like a wall which will come in between the network and the computer. Only the trusted programs are welcomed into the computers while others are blocked from the computer. This program is an essential thing for a computer as it guard the system. Remember if the windows firewall is off in a system then the risk is very high. There are many malicious and hacking attacks are occuring in world widely. The firewall updates are also necessary as it will create more protective layer for your computer. Never turn off your windows firewall.
How to turn on windows firewall
It is very easy, just goto your control panel. And click the windows firewall, in there you can see the status of the windows firewall that is whether it is turn on or off. In the side you can see that a dialog named turn on or off windows firewall. Click there, and opt the option to activate firewall. In the windows firewall, you can also see the trusted programs that listed by the firewall in your computer.
One thing that you have to remember is turn off the windows firewall is not good for a computer. Having an antivirus and windows firewall will make your system safe from malicious hackers. Update the security patches regularly so that new updates will came up to protect your system. Sometimes you may heard that Windows XP is going to down from April, 2014. That means no new patches will be available from then onwards. Windows firewall is included in windows XP, Vista windows 7 and windows 8. Thank you.