What is a Firewall and How Does it Work?

Author(s):

Caleb Townsend, Staff Writer, United States Cybersecurity Magazine

Cords plugging into a system firewall

Firewalls have essentially been around since the beginning of the internet. A firewall is a network device designed to protect your system by monitoring and controlling information traffic based on a preset list of rules to ensure security. Firewalls establish a barrier of protection between a trusted network and a foreign network. They are one … Read more