Here are the different lock screen security options at your disposal
Pin Lock Screen Apk Download for Android- Latest version 27.2- com.arrowshapes.pin.lockscreen.free
Unlock smartphone device with PIN and pattern. Screen Lock. Set of mobile phone screen lock Passcode interface for lock screen or enter password pages 1937905 Vector Art at Vecteezy
Lock Screen Password | HUAWEI Support Oman
GitHub - aquarla/SimplePinLock: Simple PIN lock screen for Android.