string _cds_stb = _cdn_stb.ToString("0000");

        string ftpUser = "sasasas";

        string ftpPassword = "sasasas";



        string ftpfullpath = "ftp://www.meusite.com.br/wordpress/imagens/" + _cds_stb + "/" + _imb_prt_mnu; ;

        FtpWebRequest ftp = (FtpWebRequest)FtpWebRequest.Create(new Uri(ftpfullpath));


        //userid and password for the ftp server

        ftp.Credentials = new NetworkCredential(ftpUser, ftpPassword);


        ftp.KeepAlive = true;
        ftp.UseBinary = true;
        ftp.UsePassive = true;
        ftp.Method = WebRequestMethods.Ftp.UploadFile;
        ftp.ContentLength = picture.Length;



        Stream ftpstream = ftp.GetRequestStream();

        var grava = new Task(() =>
        {
            ftpstream.Write(picture, 0, picture.Length);

        });
        grava.Start();
        grava.Wait(TimeSpan.FromSeconds(10));


        ftpstream.Close();


    }