|A firewall used to refer to the materials in an automobile that would protect the passengers from the heat and elements of the engine compartment. When it comes to computer networks and the internet, a firewall still protects people.
|Antivirus and Third-Party Firewall Software
Most antivirus software programs include a personal firewall solution for desktop computer systems. You can also download third-party firewall programs.
Although the built in firewall in the Windows operating system is generally effective enough in keeping your computer safe on the internet, the reason you may want to consider using another firewall program is that many authors of viruses and malware specifically target Microsoft products. A third party firewall software may be able to thwart some attacks that a built in firewall may permit.
Utilizing a firewall can be a good way to keep your computers and network safe from intruders on the internet, but be sure to read the instructions or help files to configure the software correctly.
What is a firewall and why do you need it?