Screen lock application using handwritten signature (character, mark or simple drawing).
Protecting your smartphone and tablet computer by your original signature.
Judging not only the shape of your signature but also behavioral features such as "stroke order", "speed" and "rhythm".
So, low risk of being unlocked by such as finger mark on screen.
Lock screen when power-on.
Lock screen when returning from sleep mode.
Calling to the emergency number in lock screen.
Answering an incoming call in lock screen.
Samsung Galaxy Note SC-05D / SHARP SH-01F / Samsung Galaxy Tab SC-01C
To enable screen lock, you must register a "Signature" and "Password".
Setup procedure is the following.
①Registration wizard will start when this app start-up or you tap the "Registration signature".
②Following the wizard, registration of signature and password will be completed.
①Lock (check box)
If checked, the screen lock be active.
If unchecked, the screen lock be invalid.
Registration or Change of signature and password.
You can test or practice the signature verification.
If you sign, the result (accepted or reject) and the matching rate will be returned .
You can make various settings as below.
Security level / ink color of signature / clock text color / pen width / background theme / and so on
※ First-time use, recommending to lower the security level (default level is "Middle").
Level setting procedure is the following.
①Start the app and tap the "Setting".
②Slide the "Security level" bar to the left to low the level, and tap the "Set" button.
[Unlock by password]
You can also unlock by using a password if you cannot unlock by signature.
Unlock procedure is the following.
①If you fail to authenticate by signature 3 times, the "Password" button be shown.
②Please tap the "Password" button, then the text box will be shown.
③Input a password in the text box.
④Please tap the "Unlock" button.
If the password is wrong, the screen lock is not released and the text box will clear.
lock, signature authentication, signature verification, Biometric authentication,
personal authentication, cyber-sign, handwritng, security, privacy, protection
Please feel free to contact us if you have any trouble, and any questions.
We are also welcome opinions and or comments in the review section. It will help to develop new features and product improvements.
・Lower power consumption.
・Add a setting of display or not display a Clock/Date/Battery.
・Add a setting of Time of end of signing.
・Add a setting of a time until lock after screen-off.
・Add a setting of a time until screen-off while lock with no-operation.
・Add two background patterns "User Chosen Image" and "Color Wallpaper".
・Add a lock screen preview.