diff --git a/monero/library.php b/monero/library.php
index fb0ec80..3970d5e 100644
--- a/monero/library.php
+++ b/monero/library.php
@@ -11,7 +11,9 @@
  */
 class Monero_Library
 {
-    protected $url = null, $is_debug = false, $parameters_structure = 'array'; 
+    protected $url = null, $is_debug = false, $parameters_structure = 'array';
+    private $username;
+    private $password; 
     protected $curl_options = array(
         CURLOPT_CONNECTTIMEOUT => 8,
         CURLOPT_TIMEOUT => 8
@@ -31,12 +33,14 @@ class Monero_Library
         503 => '503 Service Unavailable'
     );
    
-    public function __construct($pUrl)
+    public function __construct($pUrl, $pUser, $pPass)
     {
         $this->validate(false === extension_loaded('curl'), 'The curl extension must be loaded for using this class!');
         $this->validate(false === extension_loaded('json'), 'The json extension must be loaded for using this class!');
     
         $this->url = $pUrl;
+	$this->username = $pUser;
+	$this->password = $pPass;
     }
    
     private function getHttpErrorMessage($pErrorNumber)
@@ -123,6 +127,8 @@ class Monero_Library
             throw new RuntimeException('Could\'t initialize a cURL session');
         }
         curl_setopt($ch, CURLOPT_URL, $this->url);
+	curl_setopt($ch, CURLOPT_HTTPAUTH, CURLAUTH_DIGEST);
+	curl_setopt($ch, CURLOPT_USERPWD, $this->username . ":" . $this->password);
         curl_setopt($ch, CURLOPT_POST, 1);
         curl_setopt($ch, CURLOPT_POSTFIELDS, $pRequest);
         curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-type: application/json'));