Information Technology Reference
In-Depth Information
Operating modes of iOS devices
Before we dive into the forensic techniques and acquisition methods, it is important to
know the different operating modes of an iPhone. Many forensic tools and methods require
you to place the device into one of the operating modes. Understanding the iOS device op-
erating modes is required in order to perform a particular action on the device. iOS devices
are capable of running in different operating modes: normal mode, recovery mode, and
DFU mode. Most forensic tools require the examiner to know which mode the device is
currently utilizing. We will define each mode in this section. When the term "iPhone" is
referenced, it should be understood that the statement remains true for all iOS devices.
