CompTIA Network+ Certification Study Guide: Exam N10-004, 2nd Edition

Chapter 9

Security Standards and Services

Exam Objectives in this Chapter

HARDWARE AND SOFTWARE SECURITY DEVICES

SECURITY ZONES

NETWORK PORTS, SERVICES, AND THREATS

NETWORK ACCESS SECURITY

Introduction

In today’s network infrastructures, it is critical to know the fundamentals of basic security infrastructure. Before any computer is connected to the Internet, planning must occur to make sure that the network is designed in a secure manner. Many of the attacks that hackers use are successful because of an insecure network design. That is why it is so important for a security professional to use secure topologies and tools like intrusion detection and prevention to help thwart attacks.

Another security mechanism that may be deployed is a virtual local ...