Book Image

CompTIA CySA+ Study Guide: Exam CS0-002

By : Mike Chapple, David Seidl
Book Image

CompTIA CySA+ Study Guide: Exam CS0-002

By: Mike Chapple, David Seidl

Overview of this book

The Cybersecurity Analyst (CySA+) certification applies behavioral analytics to improve the overall state of IT security. CompTIA CySA+ meets the ISO 17024 standard and is approved by the U.S. Department of Defense to fulfill Directive 8570.01-M requirements. It is compliant with government regulations under the Federal Information Security Management Act (FISMA). More than just test prep, this book helps you to learn skills to demonstrate your command of all domains and topics covered by the CySA+ exam. The CompTIA CySA+ Study Guide provides complete coverage of all exam objectives for the new CySA+ certification. The CySA+ certification validates a candidate's skills to configure and use threat detection tools, perform data analysis, and identify vulnerabilities with a goal of securing and protecting systems of organizations. You'll study concepts with real-world examples drawn from experts, and hands-on labs. You'll gain insight on how to create your own cybersecurity toolkit. The end-of-chapter review questions will help you reinforce your knowledge. By the end of the book, you’ll have the skills and confidence you need to think and respond like a seasoned professional.
Table of Contents (23 chapters)
Free Chapter
About the Authors
Assessment Test
Answer to the Assessment Test

Network Security Tools

Network security tools help organizations build strong network perimeters, detect and block potential network attacks, and monitor network traffic for signs of suspicious or problematic activity. Firewalls, IDS, IPS, HIPS, and web proxy systems are primarily used as preventive tools, whereas packet capture and network command-line tools are often used for analytical and collective purposes. In some cases, packet capture and command-line tools are also used as part of exploit toolkits, where they can provide useful insights into network traffic and network-connected systems.


Firewalls are the first line of defense from a network security perspective. In Chapter 1, “Defending Against Cybersecurity Threats,” you learned the role that firewalls play in building strong network perimeters and segmenting networks of varying security levels.

Cybersecurity analysts must know how to design and implement the rules that govern firewall activity. This...