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New Apple security feature reboots iPhones after 3 days, researchers confirm
“Inactivity reboot" effectively puts iPhones in a more secure state by locking the user's encryption keys in the iPhone's secure enclave chip.
Last week, 404 Media reported that law enforcement officers and forensic experts were concerned that some iPhones were rebooting themselves under mysterious circumstances, which made it harder for them to get access to the devices and extract data. “Even if thieves leave your iPhone powered on for a long time, they won’t be able to unlock it with cheaper, outdated forensic tooling,” Classen wrote on X. Tihmstar said that many forensic companies focus on “hot” devices in an AFU state, because at some point the user entered their correct passcode, which is stored in the memory of the iPhone’s secure enclave.
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