We've gathered some of the most frequently asked questions regarding firewalls and invited our expert, David M. Davis, to answer them and provide some additional resources.
Why would you want a firewall?
Do firewalls stop viruses, Trojans, adware, and spyware?
How do I know that my firewall is really protecting my network?
What are the different types of firewalls?
What do VPNs have to do with firewalls?
If I have a firewall, do I have a DMZ?
What are IDS and IPS? Also, what do they have to do with firewalls?
What is a DoS attack and will a firewall protect me from it?
How do you configure, monitor, and control a firewall?
How do I know what firewall I should use for my business?
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