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

Threat intelligence sources

There are three primary sources of threat intelligence that an organization can leverage. Threat intelligence can be produced by the organization in an internal process, acquired through open source methods, or, finally, through third-party threat intelligence vendors. Each organization can utilize their own internal processes to determine what their needs are and what sources to leverage.

Internally developed sources

The most complex threat intelligence sources are those that an organization internally develops. This is due to the infrastructure that is needed to obtain the individual IOCs from malware campaigns and TTPs from threat actors. To obtain IOCs, the organization can make use of honeypots...