Networking Essentials: A CompTIA Network+ N10-008 Textbook, 6th Edition

11CHAPTER

Network Security

Chapter Outline

11-1 Introduction

11-2 Intrusion: How Attackers Gain Control of a Network

11-3 Denial-of-Service

11-4 Security Software and Hardware

11-5 Managing Network Access

11-6 Router Security

11-7 Switch Security

11-8 Wireless Security

11-9 Remote Access and VPN Technologies

11-10 Physical Security

Summary

Questions and Problems

Objectives

• Examine how attackers gain control of a network

• Understand how denial-of-service attacks are initiated

• Examine the security software and hardware used to protect a network

• Understand VPN technologies

• Understand wireless security issues

Key Terms

social engineering

password cracking

dictionary attack

brute-force attack

packet sniffing

IPsec

on-path/man-in-the-middle ...