Networking Device and Protocols
Completion requirements
A network protocol is a standardized set of rules governing how data is formatted, transmitted, received, and interpreted across devices on a network. Think of it as the “language” that ensures different computers can understand each other—even with different hardware or software—and guarantees interoperability
7. FIrewall
Introduction
A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules. It acts as a barrier between a trusted network and an untrusted network, such as the internet.
