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Biometric Infrastructure

Component Detail

Infrastructure low complexity mobile
0
Dependencies
2
Dependents
0
Entities
0
Integrations

Description

Platform-level abstraction wrapping the local_auth Flutter plugin and Flutter Secure Storage package. Provides a stable interface over iOS LocalAuthentication and Android BiometricPrompt APIs, isolating platform-specific configuration, permissions, and error codes from the service layer.

Feature: Biometric Authentication (Face ID / Fingerprint)

biometric-infrastructure

Responsibilities

  • Configure and initialize the local_auth plugin for iOS and Android
  • Configure Flutter Secure Storage with AES-256 encryption options
  • Abstract platform-specific biometric error codes into domain-level error types
  • Manage NSFaceIDUsageDescription and Android BIOMETRIC permission declarations

Interfaces

getLocalAuth() -> LocalAuthentication
getSecureStorage() -> FlutterSecureStorage
mapPlatformError(error) -> BiometricError
getStorageOptions() -> AndroidOptions

Relationships

Dependents (2)

Components that depend on this component

service Biometric Auth Service data Secure Credential Store