High level package for signature.

Usage

With dart:

dart pub add signer

With flutter:

flutter pub add signer

import 'package:sign/sign.dart';

void main(){
    final secretKey = 'my_super_secret_key';
    final valueForSignature = 'my_value_for_signature';

    final signature = HmacSha256Signer().sign(secretKey,valueForSignature);

    final base64Signature = HmacSha256Base64Signer().sign(secretKey,valueForSignature);


    print("Hmac sha256 signature: $signature");
    print("Hmac sha256 signature encoded as base64: $signature");
}