Book Image

Digital Forensics and Incident Response - Second Edition

By : Gerard Johansen
Book Image

Digital Forensics and Incident Response - Second Edition

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 second edition will help you perform cutting-edge digital forensic activities and incident response. After focusing on the fundamentals of incident response that are critical to any information security team, you’ll move on to exploring the incident response framework. From understanding its importance to creating a swift and effective response to security incidents, the book will guide you with the help of useful examples. You’ll later get up to speed with digital forensic techniques, from acquiring evidence and examining volatile memory through to hard drive examination and network-based evidence. 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 have learned how to efficiently investigate and report unwanted security breaches and incidents in your organization.
Table of Contents (22 chapters)
1
Section 1: Foundations of Incident Response and Digital Forensics
5
Section 2: Evidence Acquisition
9
Section 3: Analyzing Evidence
15
Section 4: Specialist Topics
Appendix

Autopsy

One alternative to the commercial forensics programs is Autopsy. Autopsy is a GUI-based forensic platform based upon the open source The Sleuth Kit toolset. This open source platform has features that are commonly found in commercial platforms. This includes timeline analysis, keyword searching, web and email artifacts, and the ability to filter results on known bad file hashes. One of its key features is its ease of use. This allows incident responders to have a light platform that focuses on critical tasks and obtain the critical evidence that's needed.

Installing Autopsy

Several of the Linux distributions we discussed previously have Autopsy preinstalled. It is good practice for responders to ensure that...