CURL SSL 무시 및 multipart form-data POST 요청

$ch = curl_init();

// form field separator
$delimiter = '-------------' . uniqid();

$data = array(
'biNo' => '{$biNo}'
);

$data2 = '';

// populate normal fields first (simpler)
foreach ($data as $name => $content) {
$data2 .= "--" . $delimiter . "\r\n";

$data2 .= 'Content-Disposition: form-data; name="' . $name . '"';

// note: double endline
$data2 .= "\r\n\r\n";

$data2 .= $content . "\r\n";
}

// last delimiter
$data2 .= "--" . $delimiter . "--";
$length = strlen($data2);

$header_data = [
'Host: ',
'Content-Type: multipart/form-data; boundary=' . $delimiter,
'Cookie: ',
'Content-Length: ' . $length
];

$url = "";

curl_setopt ($ch, CURLOPT_URL,$url);
curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt ($ch, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt ($ch, CURLOPT_SSLVERSION, 3);
curl_setopt ($ch, CURLOPT_HTTPHEADER, $header_data);
curl_setopt ($ch, CURLOPT_POSTFIELDS, $data2);
curl_setopt ($ch, CURLOPT_POST, true);
$response = curl_exec($ch);