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Cybersecurity - Attack and Defense Strategies

You're reading from   Cybersecurity - Attack and Defense Strategies Infrastructure security with Red Team and Blue Team tactics

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Product type Paperback
Published in Jan 2018
Publisher Packt
ISBN-13 9781788475297
Length 384 pages
Edition 1st Edition
Languages
Tools
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Authors (2):
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Yuri Diogenes Yuri Diogenes
Author Profile Icon Yuri Diogenes
Yuri Diogenes
Dr. Erdal Ozkaya Dr. Erdal Ozkaya
Author Profile Icon Dr. Erdal Ozkaya
Dr. Erdal Ozkaya
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Toc

Table of Contents (22) Chapters Close

Title Page
Packt Upsell
Contributors
Preface
1. Security Posture FREE CHAPTER 2. Incident Response Process 3. Understanding the Cybersecurity Kill Chain 4. Reconnaissance 5. Compromising the System 6. Chasing a User's Identity 7. Lateral Movement 8. Privilege Escalation 9. Security Policy 10. Network Segmentation 11. Active Sensors 12. Threat Intelligence 13. Investigating an Incident 14. Recovery Process 15. Vulnerability Management 16. Log Analysis 1. Other Books You May Enjoy Index

Introduction to threat intelligence


It was clear in the last chapter that having a strong detection system is imperative for your organization's security posture. However, this system can be improved if the number of false positives and noise can be reduced. One of the main challenges that you face when you have many alerts and logs to review is that you end up randomly prioritizing, and in some cases even ignoring, future alerts because you believe it is not worth reviewing them. According to Microsoft's Lean on the Machine report, an average large organization has to look through 17,000 malware alerts each week, taking on average 99 days for an organization to discover a security breach.

Alert triage usually happens at the network operations center (NOC) level, and delays to triage can lead to a domino effect, because if triage fails at this level, the operation will also fail, and in this case, the operation will be handled by the incident response team.

Let's step back and think about...

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