What does a personal computer firewall do? A personal firewall is a hardware or a software program or device to assist in screening about viruses, hackers and worms that attempt to contaminate or access your computer while surfing the world wide web. If you're a small-business or home users, using a personal firewall is one of the most valuable and important first steps you can take to assist you in keeping your computer pathways.One of the first rules is to ensure that your antivirus software and firewall is turned on prior to connecting to the Internet. Ten Tips on Firewall 1. If your PC is not protected when you surf the Internet, hackers can gain entry to the computer and access your personal data on your computer system.2. Worms and trojans can install the code on your PC that can destroy files or cause your computer breaks. Malicious software can also use your PC to create problems for businesses and other home computers, which are linked to Internet.3. A personal firewall helps to block the various types of malicious programs and Internet traffic before it reaches your system.4. Some computer firewall can also help in preventing others from using the PC to attack other systems without your approval.5. Using a personal firewall is vital not what method you use to connect to the Internet, be it a cable modem, dial-up modem or DSL modem.6. A software firewall will not make your PC or a computer completely safe. However, a personal firewall provides the most useful initial line protection.7. Make sure you install a personal firewall before installing all other secuirty measures, and then you can add additional security programs, including upgrading the computer operating system, installing an antivirus or antispyware software program.8. If you have multiple computers in a network of small-office or home network, you should avoid program.9 all computers with a firewall. The activation of a personal firewall will help protect against the spread of a virus scanner from one PC to another PC on the network, if one of your PC is infected with a virus. However, it does not block a virus once you open an infected attachment in e-mail. This can cause other infected computers on the network as well. Make sure you have installed an anti virus software as well as on all your computers.10. Most firewalls can not protect against viruses that spread because of the e-mail, as Trojan horses, embodying the software as benign or useful, and trick you into downloading or opening them. A personal firewall can not prevent pop-up ads or spam personal firewalls do not protect or block access to a wireless network unprotected. However, the network firewall helps protect your PC in the network, so if one were to get the Prowler came to the network, that person could not enter your personal computer system.Top 2 Firewall Pro ProgramsZoneAlarm
by:
Richard Seng