validate method

Future<void> validate(
  1. String domain
)

Returns null if the envelope signature is valid for the given 'domain', or throws an error if signature validation fails.

Implementation

Future<void> validate(String domain) async {
  final unsigned = _makeUnsigned(domain, payloadType, rawPayload);
  final valid = await publicKey.verify(unsigned, _signature);
  if (!valid) {
    throw Exception('invalid signature or incorrect domain');
  }
}