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CompTIA Security+ Certification Guide

You're reading from   CompTIA Security+ Certification Guide Master IT security essentials and exam topics for CompTIA Security+ SY0-501 certification

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Product type Paperback
Published in Sep 2018
Publisher Packt
ISBN-13 9781789348019
Length 532 pages
Edition 1st Edition
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Author (1):
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Ian Neil Ian Neil
Author Profile Icon Ian Neil
Ian Neil
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Table of Contents (18) Chapters Close

Preface 1. Understanding Security Fundamentals FREE CHAPTER 2. Conducting Risk Analysis 3. Implementing Security Policies and Procedures 4. Delving into Identity and Access Management 5. Understanding Network Components 6. Understanding Cloud Models and Virtualization 7. Managing Hosts and Application Deployment 8. Protecting Against Attacks and Vulnerabilities 9. Implementing the Public Key Infrastructure 10. Responding to Security Incidents 11. Managing Business Continuity 12. Mock Exam 1
13. Mock Exam 2
14. Preparing for the CompTIA Security+ 501 Exam 15. Acronyms
16. Assessment 17. Other Books You May Enjoy

Software Tools for Assessing the Security Posture of an Organization

Security teams are constantly under attack from cyber criminals and threat actors, and they therefore need to be able to use a mixture of different security tools so that they can identify attacks before they have a chance to cause grave damage to the business. We will now look at each of these tools to see the benefits of each:

  • Protocol Analyzer: A protocol analyzer, such as Wireshark, can capture the traffic flowing through the network, including passwords in clear text and any commands being sent to network-based applications. A protocol analyzer can identify the three-way handshake between two hosts and the verbs being used with applications, such as the HTML GET verb for fetching a web page. But if we see the PUT or HEAD verb, we could recognize this as an attack.

Example: Someone within the company is...

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