public string DecodeAndDecryptMessage(string msg)
{
RSAManager RSAKeys = new RSAManager(Helper.GetPublicKey().RSAParameters, Helper.GetPrivateKey());
Message message = AuthenticateMessage(msg);
//Decipher symm key to decipher the content
string keyToDecipher = RSAKeys.Decrypt(message.KeyToDecipher);
KeyDecipher keyDecipher = JsonConvert.DeserializeObject <KeyDecipher>(keyToDecipher);
//Decipher content
AesManager aesManager = new AesManager();
aesManager.Update(keyDecipher.Key, keyDecipher.IV);
byte[] content = JsonConvert.DeserializeObject <byte[]>(message.Cryptotext);
string Content = aesManager.DecryptStringFromBytes_Aes(content);
JsonFreshMessage jsonFreshMessage = JsonConvert.DeserializeObject <JsonFreshMessage>(Content);
VerifyNonce(jsonFreshMessage.Nonce);
return(jsonFreshMessage.Message);
}
public string DecryptContentFromHost(string content)
{
RSAManager RSAKeys = new RSAManager(Helper.GetPublicKey().RSAParameters, Helper.GetPrivateKey());
return(RSAKeys.Decrypt(content));
}
