Firewalls are some of the oldest techniques of security in the world of technology. Because they serve as a protection shield for your network from the rest of the world. Firewalls employ a number of rules that determine whether or not to allow or deny traffic in or out of a network based on its safety. They examine the traffic transmitted across a network and selectively allow only the information deemed to be credible. Discover practical strategies for building a robust digital immune system to protect your organization from modern cyber threats.