The two recent jailbreaks, unc0ver and Electra, have finally enabled file system extraction for Apple devices running iOS 11.4 and 11.4.1. At this time, all versions of iOS 11 can be jailbroken regardless of hardware. Let’s talk about forensic consequences of today’s release: keychain and file system extraction.
It’s been a lot of hype around the new Apple security measure (USB restricted mode) introduced in iOS 11.4.1. Today we’ll talk about how we tested the new mode, what are the implications, and what we like and dislike about it. If you are new to the topic, consider reading our blog articles first (in chronological order):
As we wrote back in May, Apple is toying with the idea of restricting USB access to iOS devices that have not been unlocked for a certain period of time. At the time of publication, our article received a lot of controversial reports. When this mode did not make it into the final build of iOS 11.4, we enjoyed a flow of sarcastic comments from journalists and the makers of passcode cracking toolkits. Well, there we have it: Apple is back on track with iOS 11.4.1 beta including the new, improved and user-configurable USB Restricted Mode.