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
Other Books You May Enjoy
16
Index

Exploring evidence

What is evidence? The dictionary definition is the available body of facts or information indicating whether a belief or proposition is true or valid. Now that seems to be a short, simple, common-sense answer to a simple question. In reality, the question becomes far more convoluted when you consider regulations, the law, and rules of evidence in one jurisdiction, which grows exponentially when considering multiple jurisdictions. Evidence is a determination made by the trier of fact. The trier of fact will determine if the evidence meets the standards for that proceeding and jurisdiction.

I offer the following example: Let’s say you are investigating a murder and you find the victim’s and suspect’s blood in the suspect’s vehicle; the victim’s blood on the suspect’s socks; and a bloodied glove at the scene, and its matching mate found in the suspect’s house.

You could believe the government had an airtight...