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iOS Forensics for Investigators

iOS Forensics for Investigators

By : Tiepolo
4.5 (6)
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iOS Forensics for Investigators

iOS Forensics for Investigators

4.5 (6)
By: Tiepolo

Overview of this book

Professionals working in the mobile forensics industry will be able to put their knowledge to work with this practical guide to learning how to extract and analyze all available data from an iOS device. This book is a comprehensive, how-to guide that leads investigators through the process of collecting mobile devices and preserving, extracting, and analyzing data, as well as building a report. Complete with step-by-step explanations of essential concepts, practical examples, and self-assessment questions, this book starts by covering the fundamentals of mobile forensics and how to overcome challenges in extracting data from iOS devices. Once you've walked through the basics of iOS, you’ll learn how to use commercial tools to extract and process data and manually search for artifacts stored in database files. Next, you'll find out the correct workflows for handling iOS devices and understand how to extract valuable information to track device usage. You’ll also get to grips with analyzing key artifacts, such as browser history, the pattern of life data, location data, and social network forensics. By the end of this book, you'll be able to establish a proper workflow for handling iOS devices, extracting all available data, and analyzing it to gather precious insights that can be reported as prosecutable evidence.
Table of Contents (17 chapters)
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1
Section 1 – Data Acquisition from iOS Devices
4
Section 2 – iOS Data Analysis
14
Section 3 – Reporting

Understanding messaging forensics

Short Message Service (SMS) messages and Instant Messaging (IM) chat applications, such as WhatsApp or Telegram, may contain very important information that can aid any kind of investigation.

Before we dive into the details of how to analyze this data, we'll briefly introduce the different messaging solutions available on an iOS device:

  • SMS is the traditional form of messaging, which uses the GSM/LTE cellular network to deliver messages. The service allows the user to send and receive messages of up to 160 characters, although messages can be concatenated to support longer text. In SMS messaging, the message is sent from one phone number to another.
  • iMessage was introduced in iOS 5 and allows users to exchange instant messages along with likes, emojis, reactions, and attachments. As iMessage is preinstalled on every iOS device, it has a huge user base of more than 1.6 billion active users worldwide. An iMessage account is not tied...
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