public static Key LoadNBEcKey(String base58)
{
byte[] b = Multibase.Decode(base58, out MultibaseEncoding encoding);
EcKey key = EcKey.FromAsn1(b);
return(new Key(key.GetPrivKeyBytes()));
}
public static void SaveEcKey(Key nbEcKey, IResourceDataAccess resourceDataAccess)
{
byte[] bytes = EcKey.ToAsn1(nbEcKey.ToBytes(), nbEcKey.PubKey.ToBytes());
string base58 = Multibase.Encode(MultibaseEncoding.Base58Btc, bytes);
resourceDataAccess.Save(base58);
}
public static string sign(EcKey ecKey, string input)
{
// return ecKey.Sign(input);
String hash = Sha256Hash(input);
var hashBytes = hexToBytes(hash);
var signature = ecKey.Sign(hashBytes);
var bytesHex = bytesToHex(signature);
return(bytesHex);
//return bytesToHex(ecKey.Sign(hexToBytes(hash)));
}
public static String DeriveSIN(EcKey ecKey)
{
byte[] pubKey = ecKey.PubKey;
return(DeriveSIN(pubKey));
}