Book Image

Digital Forensics and Incident Response - Third Edition

By : Gerard Johansen
5 (1)
Book Image

Digital Forensics and Incident Response - Third Edition

5 (1)
By: Gerard Johansen

Overview of this book

An understanding of how digital forensics integrates with the overall response to cybersecurity incidents is key to securing your organization’s infrastructure from attacks. This updated third edition will help you perform cutting-edge digital forensic activities and incident response with a new focus on responding to ransomware attacks. After covering the fundamentals of incident response that are critical to any information security team, you’ll explore incident response frameworks. From understanding their importance to creating a swift and effective response to security incidents, the book will guide you using examples. Later, you’ll cover digital forensic techniques, from acquiring evidence and examining volatile memory through to hard drive examination and network-based evidence. You’ll be able to apply these techniques to the current threat of ransomware. As you progress, you’ll discover the role that threat intelligence plays in the incident response process. You’ll also learn how to prepare an incident response report that documents the findings of your analysis. Finally, in addition to various incident response activities, the book will address malware analysis and demonstrate how you can proactively use your digital forensic skills in threat hunting. By the end of this book, you’ll be able to investigate and report unwanted security breaches and incidents in your organization.
Table of Contents (28 chapters)
1
Part 1: Foundations of Incident Response and Digital Forensics
6
Part 2: Evidence Acquisition
11
Part 3: Evidence Analysis
17
Part 4: Ransomware Incident Response
20
Part 5: Threat Intelligence and Hunting
Appendix

SOAR

A CSIRT requires that a large and diverse group of people are brought together to properly address an incident. Whatever model an organization chooses to incorporate the functions of the CSIRT, there is still a good deal of coordination and information that needs to be analyzed and reported.

Note

SOAR technologies are most often found in organizations with a more mature security posture. This is usually in organizations that have a dedicated SOC or fusion center. Other key customers that utilize this technology are MSSP or MDR providers. This is due to the cost of not only purchasing a commercial SOAR product but also its continual maintenance. Most organizations will not have the need for such a platform if they are addressing a small number of incidents per year. This material is included for familiarizing purposes.

The technology research firm Gartner defines a SOAR as:

Solutions that combine incident response, orchestration and automation, and threat intelligence...