Lock screen glitch
When I go to the locks screen, a keyboard very slowly creeps up and covers it. What is this? Feels very insecure.
What iPhone model are you using and what version of iOS?
Are you using a beta version of iOS 11 by any chance?
Did you try rebooting your device?
On an iPhone 7 or iPhone 7 Plus: Press and hold both the Sleep/Wake and Volume Down buttons for at least ten seconds, until you see the Apple logo.
On an iPhone 6s and earlier, iPad, or iPod touch: Press and hold both the Sleep/Wake and Home buttons for at least ten seconds, until you see the Apple logo.