Book Image

CompTIA Network+ N10-008 Certification Guide - Second Edition

By : Glen D. Singh
Book Image

CompTIA Network+ N10-008 Certification Guide - Second Edition

By: Glen D. Singh

Overview of this book

This book helps you to easily understand core networking concepts without the need of prior industry experience or knowledge within this fi eld of study. This updated second edition of the CompTIA Network+ N10-008 Certification Guide begins by introducing you to the core fundamentals of networking technologies and concepts, before progressing to intermediate and advanced topics using a student-centric approach. You’ll explore best practices for designing and implementing a resilient and scalable network infrastructure to support modern applications and services. Additionally, you’ll learn network security concepts and technologies to effectively secure organizations from cyber attacks and threats. The book also shows you how to efficiently discover and resolve networking issues using common troubleshooting techniques. By the end of this book, you’ll have gained sufficient knowledge to efficiently design, implement, and maintain a network infrastructure as a successful network professional within the industry. You’ll also have gained knowledge of all the official CompTIA Network+ N10-008 exam objectives, networking technologies, and how to apply your skills in the real world.
Table of Contents (26 chapters)
1
Part 1: Networking Concepts
9
Part 2: Network Implementation
13
Part 3: Network Operations
17
Part 4: Network Security and Troubleshooting
22
Chapter 18: Practice Exam

Hardening and security policies

Network professionals mostly focus on designing, configuring, maintaining, and troubleshooting network-related issues within an organization. However, it’s important for the next generation of network professionals to understand the role of various security policies that are used to help prevent malicious activities on a system and network by employees of the company.

Over the next few subsections, you will explore various hardening techniques and security policies that are commonly used to help improve the security posture of companies.

Password policies

Password policies are created by system administrators and security professionals with the intent of ensuring that any user who wants to create or update a password on a system or device meets the requirements for creating a complex password. Many systems and devices are protected with a username and password combination that can easily be compromised by a skilled cybersecurity professional...