<ul><li>Apple's new iPhone software has a security feature that reboots the phone if it remains unlocked for 72 hours.</li><li>The feature, known as 'inactivity reboot', locks the user's encryption keys in the iPhone's secure enclave chip, making it harder for thieves to access data.</li><li>Security researchers confirmed the 72-hour timer for the feature, which puts iPhones in a more secure state.</li><li>While this feature makes it challenging for law enforcement to access data, it doesn't completely lock them out within the three-day timeframe.</li></ul>

New Apple security feature reboots iPhones after 3 days, researchers confirm

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