https://www.theregister.co.uk/2018/06/14/apple_usb_restricted_mode_hourly/ > Apple isn't backing down from a move to lock down the iPhone’s data port to increase security for users, even though it means thwarting some of the password-cracking tools used by forensics experts. > In the latest beta versions of iOS, Apple includes a feature called USB Restricted Mode, which disables the data connection of the iPhone’s Lightning port after a given time, while allowing it to continue to charge the device. Further data access would require the user's passcode.