BFU Extraction: Forensic Analysis of Locked and Disabled iPhones

We have recently updated Elcomsoft iOS Forensic Toolkit, adding the ability to acquire the file system from a wide range of iOS devices. The supported devices include models ranging from the iPhone 5s through the iPhone X regardless of the iOS version; more on that in iOS Device Acquisition with checkra1n Jailbreak. In today’s update, we’ve added the ability to extract select #keychain records in the BFU (Before First Unlock) mode. We have a few other changes and some tips on extracting locked and disabled devices.

BFU Forensics

The BFU stands for “Before First Unlock”. BFU devices are those that have been powered off or rebooted and have never been subsequently unlocked, not even once, by entering the correct screen lock passcode.

In Apple’s world, the content of the iPhone remains securely encrypted until the moment...

👉 https://blog.elcomsoft.com/2019/12/bfu-extraction-forensic-analysis-of-locked-and-disabled-iphones/

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