Network and Communications Security

This chapter includes questions from the following objectives:

•    6.1 Understand and apply fundamental concepts of networking

•    6.2 Understand network attacks and countermeasures (e.g., DDoS, man-in-the-middle, DNS poisoning)

•    6.3 Manage network access controls

•    6.4 Manage network security

•    6.5 Operate and configure network-based security devices

•    6.6 Operate and configure wireless technologies (e.g., Bluetooth, NFC, Wi-Fi)

This chapter contains a complete set of questions and answers regarding basic and advanced networking and communications (OSI model, network topologies, basic protocols and ports, remote access solutions, and virtual environments); attacks and defenses (attack ...

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