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Cybersecurity – Attack and Defense Strategies, 3rd edition

You're reading from   Cybersecurity – Attack and Defense Strategies, 3rd edition Improve your security posture to mitigate risks and prevent attackers from infiltrating your system

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Product type Paperback
Published in Sep 2022
Publisher Packt
ISBN-13 9781803248776
Length 570 pages
Edition 3rd Edition
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Authors (2):
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Dr. Erdal Ozkaya Dr. Erdal Ozkaya
Author Profile Icon Dr. Erdal Ozkaya
Dr. Erdal Ozkaya
Yuri Diogenes Yuri Diogenes
Author Profile Icon Yuri Diogenes
Yuri Diogenes
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Toc

Table of Contents (20) Chapters Close

Preface 1. Security Posture 2. Incident Response Process FREE CHAPTER 3. What is a Cyber Strategy? 4. Understanding the Cybersecurity Kill Chain 5. Reconnaissance 6. Compromising the System 7. Chasing a User’s Identity 8. Lateral Movement 9. Privilege Escalation 10. Security Policy 11. Network Security 12. Active Sensors 13. Threat Intelligence 14. Investigating an Incident 15. Recovery Process 16. Vulnerability Management 17. Log Analysis 18. Other Books You May Enjoy
19. Index

Live recovery

There are times when a disaster will affect a system that is still in use. Traditional recovery mechanisms mean that the affected system has to be taken offline, some backup files are installed, and then the system is brought back online. There are some organizations that have systems that cannot enjoy the luxury of being taken offline for recovery to be done.

There are other systems that are structurally built in a way such that they cannot be brought down for recovery. In both instances, a live recovery has to be done. A live recovery can be done in two ways. The first involves a clean system with the right configurations and uncorrupted backup files being installed on top of the faulty system. The end result is that the faulty system is gotten rid of, together with its files, and a new one takes over.

The second type of live recovery is where data recovery tools are used on a system that is still online. The recovery tools may run an update on all the existing...

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