ANH_WCF_Example_Client.Form1.Auth_Click C# (CSharp) Method

        private void Auth_Click(object sender, EventArgs e)
        {
            listBox1.Items.Add("Authenticating with server");
            bool result = client.AuthenticateSession(HashCalc.GetSHA(textBox1.Text));
            if (result)
            {
                listBox1.Items.Add("You are now Authenticated");
            }
            else
            {
                listBox1.Items.Add("Authentication Failed");
            }
        }