| Windows Firewall is a personal firewall which | | | | prevents the malicious software from going |
| comes bundled with Microsoft's Windows XP, | | | | out of the system followed by giving prompt |
| Windows Server 2003, Windows Vista operating | | | | to clean it. Computer viruses and hackers use |
| systems. It filters data before it enters | | | | open ports of a computer whose firewall |
| your system. Not only does Windows Firewall | | | | security system is disabled. It leads to |
| check incoming information; it takes care of | | | | spread of virus in whole PC. Therefore, a |
| outgoing information as well. A firewall that | | | | firewall is essential security software on a |
| works with a router program probes every | | | | computer. |
| network packet to decide whether to forward | | | | |
| it toward its address. | | | | Windows Firewall was first released onto |
| | | | Windows XP SP2. All kind of network |
| Windows Firewall protects the valuable data | | | | connection including wired, wireless, VPN, or |
| stored on your PC in following ways: | | | | even FireWire, has the firewall enabled by |
| | | | default. However, there can be some built in |
| • Denying Remote Login. | | | | exceptions allowing connections from machine |
| | | | on the local network. |
| • Preventing SMTP session hijacking. | | | | |
| | | | Windows Vista has an improved version of the |
| • Scanning E-mail bombs that carry | | | | firewall which boasts of addressing concerns |
| viruses and other malware. | | | | around the flexibility of Windows Firewall in |
| | | | a corporate environment. |
| • Not allowing suspicious Macros to run | | | | |
| on PC. | | | | Installing firewall security system offers an |
| | | | ultimate protection to network against |
| • Keeping track of Virus, Spams and | | | | outside intruders. Improper architecture or |
| Trojans. | | | | poor set up of firewall can affect data, |
| | | | thereby hampering your productivity. This |
| • Deleting / blocking risk ware. | | | | encourages a need for to avail firewall |
| | | | support specifically focused on firewall |
| Windows Firewall ensures an effective | | | | protection. |
| security of Microsoft Windows. It also | | | | |