You need a firewall if you have a computer connecting to the Internet.

The firewall is not the same as an antivirus or anti-malware program.įirewall programs protect against internet worms and hacker attacks, while anti-virus programs provide protection against viruses (as the name suggests), and anti-malware applications shield your device against malicious programs. Its purpose is to verify information received from the Internet or a local network and block or allow computer access.

Why do you need a firewall?Ī firewall is a software or hardware that prevents hackers and certain types of malware from gaining remote access to a computer over the world wide web. However, before you get your hands on top-notch free firewall programs, it would be best to cover the basics first. You need no extra cash for additional firewall software there are some best free firewalls you can install. Although that is not the case.īut do not worry.

Many people think the built-in firewall that their Windows, Android, iOS, and other operating systems have is enough.

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