BiometricAuthenticator

Helper for checking biometric availability and showing the platform BiometricPrompt.

Requires androidx.biometric:biometric on the classpath.

Functions

fun authenticate(activity: FragmentActivity, title: String, subtitle: String?, negativeButtonText: String = "Use PIN", onResult: (BiometricAuthResult) -> Unit)

Shows the system biometric prompt. Results are delivered on the main thread via onResult.

Checks whether biometrics can be used on this device.