flutter_secure_storage 3.0.0

Secure Storage plugin for Flutter.

flutter_secure_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.

Getting Started

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

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

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

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

Configure Android version

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

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

}