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In the latest firmware there is a dangerous bug that allows you to take advantage of the screen registration to access the phone without entering a password a sign and even the code of the sim. Here is a video, please solve it quickly, if you think that it is a serious bug just hide the option record screen from the notification bar.
I faund this bug casually
Video of the bug
 

Hi there, very thanks for your precious feedback!
I'm forwarding such bug to the tech team right now.

In the mean time, waiting for a fix, i suggest to remove the screen recording feature from the dropdown menu. Once removed, lock screen gets back to a secure state.