Introducing location data
The investigation of a device's location data can serve many different facets of an event or series of events. Obtaining information pertaining to the device's location, such as cell tower data or GPS fixes, can help identify whether a device's owner was at a geographic location at a particular date and time, as well as the owner's route of travel.
The device's location is calculated by Location Services, which is an iOS API that is used by all applications that require location data. This means that when developers are creating an iOS app, they don't need to write everything from scratch but can get a device's location simply by requesting it from Location Services.
Typically, a geographic location is expressed in coordinates, such as latitude and longitude. Additionally, Location Services also determines the device's altitude and the radius of how accurate the location is, expressed in meters. This is known as...