(C#) Use Explicit FTP over TLS

Demonstrates how to connect to an FTP server using explicit FTP over TLS.

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// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Ftp2 ftp = new Chilkat.Ftp2();

ftp.Hostname = "ftp.your-ftp-server.com";
ftp.Username = "ftpAccountLogin";
ftp.Password = "ftpAccountPassword";

// Indicate that the "AUTH TLS" command should be use to convert the connection to TLS
// after the initial TCP connection to port 21 is established.
ftp.AuthTls = true;

// Connect and convert the connection to TLS automatically.
bool success = ftp.ConnectOnly();
if (success != true) {
    Debug.WriteLine(ftp.LastErrorText);
    return;
}

success = ftp.LoginAfterConnectOnly();
if (success != true) {
    Debug.WriteLine(ftp.LastErrorText);
    return;
}

Debug.WriteLine("TLS connection established and successfully authenticated.");