Salve a tutti ho creato una webform con il seguente codice :
var httpWebRequest = (HttpWebRequest)WebRequest.Create("https://connect.cr*****.com/v1/authenticate");
                httpWebRequest.ContentType = "application/json";
                httpWebRequest.Method = "POST";
                using (var streamWriter = new StreamWriter(httpWebRequest.GetRequestStream()))
                {
                    string json = "{\"username\":\"" + username + "\",\"password\":\"" + password + "\"}";
                    streamWriter.Write(json);
                    streamWriter.Flush();
                    streamWriter.Close();
                }
                var httpResponse = (HttpWebResponse)httpWebRequest.GetResponse();
                using (var streamReader = new StreamReader(httpResponse.GetResponseStream()))
                {
                    var result = streamReader.ReadToEnd();
                    dynamic response =  JsonConvert.DeserializeObject(result.ToString());
                    token = response.token;
                    txResponse.Text = token;
                    button1.Hide();
                    button2.Show();
                    this.txragsoc.Show();
                    this.labragsoc.Show();
                    this.txpartitaiva.Show();
                    this.labpartitaiva.Show();
                    System.Windows.Forms.MessageBox.Show("TOKEN OK !!");
                }
            }
            catch (WebException ex)
            {
                using (WebResponse response = ex.Response)
                {
                    HttpWebResponse httpResponse2 = (HttpWebResponse)response;
                    txResponse.Text = httpResponse2.StatusCode.ToString();
                    using (Stream data = response.GetResponseStream())
                    using (var reader = new StreamReader(data))
                    {
                        // text is the response body
                        string text = reader.ReadToEnd();
                        System.Windows.Forms.MessageBox.Show("ERROR :" + ex.ToString());
                    }
                }
            }
quando vado a metterla sulla mia webapp mi da questo errore :
InnerException = Impossibile leggere dati dalla connessione del trasporto: Connessione in corso interrotta forzatamente dall'host remoto
qualcuno ha qualche idea grazie