Book Image

Learn Computer Forensics – 2nd edition - Second Edition

By : William Oettinger
Book Image

Learn Computer Forensics – 2nd edition - Second Edition

By: William Oettinger

Overview of this book

Computer Forensics, being a broad topic, involves a variety of skills which will involve seizing electronic evidence, acquiring data from electronic evidence, data analysis, and finally developing a forensic report. This book will help you to build up the skills you need to work in a highly technical environment. This book's ideal goal is to get you up and running with forensics tools and techniques to successfully investigate crime and corporate misconduct. You will discover ways to collect personal information about an individual from online sources. You will also learn how criminal investigations are performed online while preserving data such as e-mails, images, and videos that may be important to a case. You will further explore networking and understand Network Topologies, IP Addressing, and Network Devices. Finally, you will how to write a proper forensic report, the most exciting portion of the forensic exam process. By the end of this book, you will have developed a clear understanding of how to acquire, analyze, and present digital evidence, like a proficient computer forensics investigator.
Table of Contents (17 chapters)
15
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16
Index

Networking Basics

Very rarely in your career will you have to investigate a single computer that has not connected to a network. When I say “computer,” this includes mobile devices. Desktops, laptops, and mobile devices are designed to share information through a network we refer to as the “Internet.” There are legitimate uses for such devices as well as illegitimate uses. For example, users of these devices have been known to record audio and video of themselves committing criminal acts. These same users will also use the Internet to research activities they plan on executing in the future; these activities will include criminal acts.

There may also come a time when you are called to investigate a crime where a device has been the target of a crime: a server may have been hacked, a user’s mobile device may have been compromised, or a user’s online storage may have been compromised. These acts require you to understand how devices communicate...