flutter_security_suite 1.0.0

SecureBankKit - Enterprise-grade Flutter security plugin with root/jailbreak detection, certificate pinning, screenshot protection, app integrity checks, and secure storage.

Changelog

All notable changes to this project will be documented in this file.

1.0.0 - 2026-02-25

Added

• Root/Jailbreak Detection

  • Android: su binary scanning, rooting app detection, build tag validation
  • iOS: Jailbreak file checks, dylib scanning, Cydia URL scheme detection, restricted path write test

• Certificate Pinning

  • SHA-256 fingerprint validation against configurable pin sets
  • Pure-Dart HTTPS implementation with per-host pin support

• App Integrity Verification

  • Android: Debuggable flag check, installer source validation (Google Play, Amazon, Huawei)
  • iOS: Debugger attachment detection via sysctl, provisioning profile check

• Screenshot Protection

  • Android: FLAG_SECURE window flag management
  • iOS: Secure UITextField overlay to block screen capture

• Secure Storage

  • Android: EncryptedSharedPreferences with AES-256-GCM/SIV encryption
  • iOS: Keychain storage via SecItem API with device-only accessibility

• Clean Architecture

  • Core layer with type-safe SecurityResult<T> sealed class, exception hierarchy, and logger
  • Domain layer with entities, repository contracts, and use cases
  • Data layer with datasources and repository implementations
  • Platform layer with MethodChannel bridge (com.securebankkit/security)
  • Public API facade (SecureBankKit) with factory initialization

• Testing

  • 47 unit tests covering platform, domain, and data layers
  • Full success and failure path coverage

• Example App

  • Material 3 demo app demonstrating all security features
  • Android and iOS platform support

• Project

  • MIT License
  • Comprehensive README with architecture docs and usage examples