public byte[] EncryptMessage(string clientId, string msg, byte[] nonce)
{
if (_clientKeys.ContainsKey(clientId))
{
var pair = _clientKeys[clientId];
return(TweetNaCl.CryptoBox(_utf8.GetBytes(msg), nonce, pair.PublicKey, pair.PrivateKey));
}
return(null);
}
public JsonBase DecryptMessage(byte[] message, byte[] nonce)
{
if (_pair == null)
{
return(null);
}
var data = TweetNaCl.CryptoBoxOpen(message, nonce, ClientPublicKey, _pair.PrivateKey);
return(new JsonBase(JObject.Parse(_utf8.GetString(data))));
}
public JsonBase DecryptMessage(string clientId, byte[] message, byte[] nonce)
{
if (_clientKeys.ContainsKey(clientId))
{
var pair = _clientKeys[clientId];
var data = TweetNaCl.CryptoBoxOpen(message, nonce, pair.PublicKey, pair.PrivateKey);
return(new JsonBase(JObject.Parse(_utf8.GetString(data))));
}
return(null);
}
public KeyPair()
{
PrivateKey = new byte[TweetNaCl.BoxSecretKeyBytes];
PublicKey = TweetNaCl.CryptoBoxKeypair(PrivateKey);
}
public static byte[] GenerateNonce(byte[] nonce) => TweetNaCl.Increment(nonce);
public byte[] EncryptMessage(string msg, byte[] nonce)
{
return(TweetNaCl.CryptoBox(_utf8.GetBytes(msg), nonce, ClientPublicKey, _pair.PrivateKey));
}
public static byte[] GenerateNonce(byte[] nonce)
{
return(TweetNaCl.Increment(nonce));
}