protected void Page_Load(object sender, EventArgs e) { var userId = Request.QueryString["u"]; var transferId = Request.QueryString["tid"]; var token = Request.QueryString["tkn"]; ServiceReference1.AuthServiceClient c = new AuthServiceClient(); c.ClientCredentials.UserName.UserName = "******"; c.ClientCredentials.UserName.Password = "******"; var newSessionId = c.ValidateTransfer("", userId, transferId, token); if (newSessionId != null) { lbl.Text = "Successfully Authenticated <br/>" + userId + " + " + newSessionId; } }