It can help answer questions such as who, what, when, where, why and how. In many instances, a mobile device is the only source of digital evidence available for tracing an individual’s movements and motives. It is for these reasons that mobile devices are becoming very valuable sources for evidence. We all use them on a day-to-day basis and they have therefore become an incredible tool for storage of personal information and data, giving great insight into a person’s life. In fact, the number of active mobile devices totals more than seven billion. It is widely accepted that most individuals, including children, own or have access to a mobile device. Over the past decade, mobile devices have become significantly more sophisticated providing speed, storage capabilities and technologies matching or even beating that of personal computer and laptops. The operating system, security features and type of mobile device will determine the amount of access the examiner will have to the data. Extracting data from a mobile device is half the battle. Examiners responsible for mobile devices must understand the different acquisition methods and the complexities of handling the data during analysis. Due to this, the practice of mobile device forensics includes many approaches and concepts that fall outside of the boundaries of traditional digital forensics. These devices vary in design and are continually undergoing changes as existing technologies improve and new technologies are introduced. In the event of an investigation, that data will be highly sought after. Sometimes the lines between personal and company data become blurred when individuals use their work devices for personal uses and vice versa. Mobile devices, including smartphones and tablets, have become essential within today’s society in both personal and professional settings.
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