AES256
Available at pub.dev
AES CBC mode with 256-bit key, PKCS7 padding, and random salt.
Try on Demo
import 'package:aes256/aes256.dart';
...
// encryption
final encrypted = await Aes256.encrypt("text", "passphrase");
// decryption
final decrypted = await Aes256.decrypt(encrypted, "passphrase");
...