przez fsockopen: 

$header .= ‘GET … HTTP/1.0′.”\r\n”;
$header .= ‘Host: ‘.$domain.”\r\n”;
$header .= ‘Authorization: Basic ‘. base64_encode(‘login:haslo’).”\r\n”;
$header .= „\r\n”; 

$fp = @fsockopen ($host, 80, $errno, $errstr, 10);

if (!$fp) {
 $ret_value = „$errstr ($errno)”;
} else {
 …
}

 przez stream_context_create:

 $ctx = stream_context_create(
array(
‘http’ => array(
‘timeout’ => 12,
‘header’ => ‘Authorization: Basic ‘. base64_encode(‘login:haslo’)
)
)
);

$xml_data = file_get_contents($url, 0, $ctx);