Apple iOS 4 Security Evaluation
Apple iOS 4 Security Evaluation
Apple iOS 4 Security Evaluation
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Attacking PasscodeWith knowledge of passcode, you can decrypt the data protectedby <strong>iOS</strong> Data ProtectionIncreasing incorrect passcode delay and forced device wipe aftertoo many incorrect guesses are enforced by UISpringboard -> MobileKeyBag Framework -> <strong>Apple</strong>KeyStoreIOKit UserClient -> <strong>Apple</strong>KeyStore Kernel ExtensionOn a jailbroken device, you can guess passcodes directly using theMKB Framework or <strong>Apple</strong>KeyStore IOKit User ClientJailbreak device using BootROM exploit, install SSH bundle,restart, and log in via SSH over USBMUX