A firewall is a software program used to prevent unauthorized access to a computer or a network. A network generally constitutes of a company's local area networks, wide area networks, and the Internet or it can simply be an Internet Service Provider averting a malicious access to the files of its customers. The firewall ensures a proper and safe communication between the computer and the Internet, in both directions.
With increasing technical threats in the cyber world, the use of the security products as firewall has become necessary. Computer users suing firewall must know the basics of firewall in order to use it appropriately.
Some of the operating systems offered by Microsoft come with the inbuilt firewall known as Windows Firewall. It is considered as personal firewall which is bundled with Microsoft's Windows XP, Windows Server 2003, and Windows Vista operating systems.
Whether it is Windows firewall or any other firewall program, it is critical for both corporate and home computer users to protect their network. The application not only keeps hackers at bay from your computers but also protect them against internal threats. If you are not using any of these operating systems on your PC, you must equip your system with a good firewall product.
Installing a firewall product is useless without its proper configuration. An improper configured firewall can create errors while accessing games, Web or other server. Infact, you may at times need to change your configuration setting sometimes to enjoy your audio application.
If you are not well acquainted with the procedure of how to install or configure firewall, you can consult a trained computer technician. It can be done online with the help of remote computer help services that have made it possible for computers users to get their PC repaired online within minutes.
In addition, computer support vendors have a vast array of resources to troubleshoot firewall errors, design and implement a perfect firewall structure according to your specific security needs. They have the technicians who keep themselves update on the latest security technologies to deal with existing problems and threats on regular basis.
