CISSP Domain 4 — Communication & Network Security

4.2 Secure Network Components

This section focuses on securing core network components, infrastructure operations, access control systems, and endpoints in accordance with CISSP best practices.

• Operation of Infrastructure (Redundant Power, Warranty, Support)
• Transmission Media Security (Physical Protection, Signal Quality)
• Network Access Control (NAC) Systems (Physical & Virtual Solutions)
• Endpoint Security (Host-based Security Controls)