Featured in the video below is Jonathan Zdziarski, author of iPhone Open Application Development: Write Native Objective-C Applications for the iPhone, iPhone SDK Application Development: Building Applications for the AppStore and iPhone Open Application Development: Write Native Applications Using the Open Source Tool Chain. He helped lead the effort to port the first open source applications, and taught developers how to write applications for the iPhone before Apple introduced its own SDK. His prior work has been, a forensics manual, has been distributed exclusively to law enforcement. Jonathan frequently consults with law enforcement agencies and assists forensic examiners in their investigations.
In the video below, Jonathan demonstrates how to install his custom forensics toolkit on any existing model iPhone and send a raw disk image to a desktop machine. He also shows you how to recover files specific to the iPhone including deleted keyboard caches, photos, web objects, and much more. His other iPhone development videos on YouTube are Getting the iPhone Open Source Tool Chain, and iPhone Forensic 101: Bypassing the iPhone Passcode.