/// <summary>
/// Sign the specified data with the specified key and construct
/// the corresponding JWS object.
/// </summary>
/// <param name="Data">Data to be signed</param>
/// <param name="SignatureKey">The signature key</param>
public JoseWebSignature(byte [] Data, KeyPair SignatureKey) {
Payload = Data;
var Signer = SignatureKey.SignatureProvider;
// if we wanted to change the digest provider
// Signer.DigestAlgorithm = CryptoAlgorithmID.SHA_2_256;
var PreHeader = new SignatureHeader(Signer);
// This isn't working right now because the code does not
// fetch the private key from the store.
Payload = Data;
Header = PreHeader.GetBytes(false);
var SignatureValue = Signer.Sign(Payload);
Signature = SignatureValue.Integrity;
}
