flutter_secured_storage 1.0.4

Flutter Android iOS

Flutter Secured Storage provides API to store data in secure storage. Keychain is used in iOS, KeyStore based solution is used in Android.

flutter_secured_storage #

A Flutter plugin to store data in secure storage:

  • Keychain is used for iOS
  • AES encryption is used for Android. AES secret key is encrypted with RSA and RSA key is stored in KeyStore

Note KeyStore was introduced in Android 4.3 (API level 18). The plugin wouldn't work for earlier versions.

How to install #

  • Add to your pubspec.yaml
dependencies:
  flutter_secured_storage: ^1.0.4

Getting Started #

import 'package:flutter_secured_storage/flutter_secured_storage.dart';

// Create storage
final storage = new FlutterSecuredStorage();

// Read value 
String value = await storage.read(key: key);

// Read all values
Map<String, String> allValues = await storage.readAll();

// Delete value 
await storage.delete(key: key);

// Delete all 
await storage.deleteAll();

// Write value 
await storage.write(key: key, value: value);

Configure Android version #

In [project]/android/app/build.gradle set minSdkVersion to >= 18.

android {
    ...
    
    defaultConfig {
        ...
        minSdkVersion 18
        ...
    }

}

Note By default Android backups data on Google Drive. It can cause exception java.security.InvalidKeyException:Failed to unwrap key. You need to

Integration Tests #

Run the following command from example directory

flutter drive --target=test_driver/app.dart
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Flutter Secured Storage provides API to store data in secure storage. Keychain is used in iOS, KeyStore based solution is used in Android.

Repository (GitHub)
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Documentation

API reference

Uploader

genert.org@ninja.solutions

License

MIT (LICENSE)

Dependencies

flutter, meta

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Packages that depend on flutter_secured_storage