(PHP Extension) Use Explicit FTP over TLS

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

Chilkat PHP Downloads PHP Extension for Windows, Linux, MacOS, Alpine Linux

<?php

include("chilkat.php");
// Use "chilkat_9_5_0.php" for versions of Chilkat < 10.0.0

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

$ftp = new CkFtp2();

$ftp->put_Hostname('ftp.your-ftp-server.com');
$ftp->put_Username('ftpAccountLogin');
$ftp->put_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->put_AuthTls(true);

// Connect and convert the connection to TLS automatically.
$success = $ftp->ConnectOnly();
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

$success = $ftp->LoginAfterConnectOnly();
if ($success != true) {
    print $ftp->lastErrorText() . "\n";
    exit;
}

print 'TLS connection established and successfully authenticated.' . "\n";

?>