security

Definition

Active Biometric Authentication

Active biometric authentication verifies identity by measuring a behavioural characteristic that requires the user to perform a specific action.

It is a form of biometric authentication.

Examples

CharacteristicAction Required
Voice recognitionspeaking a passphrase
Keystroke dynamicstyping on a keyboard
Signature recognitionsigning with a stylus or finger
Lips movementspeaking while capturing lip motion
Mouse movementmoving the cursor in a specific pattern
Gait analysiswalking