Elcomsoft's iOS Forensic Toolkit is combination of software (both Mac and Windows compatible) that works alongside a USB key (which is itself a security measure to ensure that the software isn't pirated or distributed to just anybody).

We investigated a number of different iOS forensics software options (which we'll also look at) but this seems to us to be the most thorough and detailed on the market. It's not the easiest to use because it's command-line based so you'll need to know your way around the Terminal. But there are advantages to this: for one thing it requires you to read the instructions carefully (no bad thing when you're doing something as detailed as this).

Given how well it worked (more later), you'll be pleased to hear that getting hold of forensics software like this isn't that easy. In the word's of Elcomsoft itself: