COMPUTER NETWORKING

Detailed explanation-1: -What Are the Essential Components of Network Security? Firewalls, IPS, network access control (NAC), and security information and event management (SIEM) are the four most essential components of network security.

Detailed explanation-2: -Network security encompasses the protection of voice and data networking components, connections, and content. This includes hardware such as routers, switches, and other networking devices, as well as the software that runs them.

Detailed explanation-3: -Network Security protects your network and data from breaches, intrusions and other threats. This is a vast and overarching term that describes hardware and software solutions as well as processes or rules and configurations relating to network use, accessibility, and overall threat protection.

Detailed explanation-4: -A firewall is a single point of control on a network, used to prevent unauthorized clients from reaching the server.

Detailed explanation-5: -The CIA triad refers to an information security model made up of the three main components: confidentiality, integrity and availability. Each component represents a fundamental objective of information security.