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)
Part 1: Networking Concepts
Part 2: Network Implementation
Part 3: Network Operations
Part 4: Network Security and Troubleshooting
Chapter 18: Practice Exam

Network hardening techniques

Cyberattacks occur all the time; each day, there are many reports of unknown cyberattacks that have been discovered by various security organizations and security researchers around the world. However, many organizations do not realize their systems and networks have been compromised by a threat actor until months after the attack has occurred. The longer an organization takes to discover its systems and networks have been breached, the more time the hacker has to dig deeper into the network and install multiple backdoors while going undetected. Hence, implementing network hardening techniques reduces the risk of being compromised while improving the security of the network.

Implementing network security best practices helps network professionals ensure their network infrastructure, such as its network devices and security appliances, are properly secured against hackers, cyberattacks, and threats. While networking devices are designed to forward frames...