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

Forensic report

The examination of digital evidence produces a good deal of technical details. Observations and conclusions that are reached as part of the investigation report need to be backed up by data. A technical report captures the pertinent details concerning the analysis of digital evidence that serves as the backbone of the overall incident report.

Forensic reports are the most technically complex of the three main report types. Analysts should be free to be as technically accurate as possible and not simplify the reporting for those that may be nontechnical. Analysts should also be aware that the forensic report will be critical to the overall incident reporting if it was able to determine a specific individual, such as a malicious insider.

In cases where a perpetrator has been identified, or where the incident may incur legal ramifications, the forensic report will undergo a great deal of scrutiny. It, therefore, behooves the analyst to take great pains to complete...