generateHmacSignature method

String generateHmacSignature(
  1. String message
)

Implementation

String generateHmacSignature(String message) {
  // String derivedKey = deriveKeyFromSecret(secretKey);
  final key = utf8.encode(secretKey);
  final bytes = utf8.encode(message);
  final hmac = Hmac(sha256, key); // Use SHA-256 for HMAC
  final digest = hmac.convert(bytes);
  return digest.toString();
}