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Biometric Auth Guide

Verified

by Community

Add biometric authentication using Face ID, Touch ID, and Android BiometricPrompt. Covers secure storage integration, fallback mechanisms, enrollment detection, and best practices for balancing security with user convenience.

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Biometric Auth Guide

A guide to implementing biometric authentication with fingerprint and face recognition for secure mobile app access.

Usage

Ask about biometric authentication, Face ID, Touch ID, Android BiometricPrompt, or secure storage.

Examples

  • "Add Face ID authentication to my iOS app"
  • "How do I handle biometric enrollment changes?"
  • "Implement biometric login with secure token storage"

Guidelines

  • Always provide a passcode fallback for accessibility
  • Check biometric availability before showing the option
  • Store credentials in the secure enclave or keystore
  • Handle biometric enrollment changes gracefully
  • Add usage descriptions explaining why biometrics are needed