diff --git a/.dev/users.sql b/.dev/users.sql
new file mode 100644
index 0000000..b645362
--- /dev/null
+++ b/.dev/users.sql
@@ -0,0 +1,69 @@
+-- phpMyAdmin SQL Dump
+-- version 4.7.7
+-- https://www.phpmyadmin.net/
+--
+-- Host: localhost
+-- Creato il: Apr 23, 2020 alle 17:25
+-- Versione del server: 10.4.8-MariaDB
+-- Versione PHP: 7.3.11
+
+SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
+SET AUTOCOMMIT = 0;
+START TRANSACTION;
+SET time_zone = "+00:00";
+
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!40101 SET NAMES utf8mb4 */;
+
+--
+-- Database: `jwt`
+--
+
+-- --------------------------------------------------------
+
+--
+-- Struttura della tabella `users`
+--
+
+CREATE TABLE `users` (
+  `id` int(11) NOT NULL,
+  `first_name` varchar(150) NOT NULL,
+  `last_name` varchar(150) NOT NULL,
+  `email` varchar(255) DEFAULT NULL,
+  `password` varchar(255) DEFAULT NULL
+) ENGINE=InnoDB DEFAULT CHARSET=latin1;
+
+--
+-- Dump dei dati per la tabella `users`
+--
+
+INSERT INTO `users` (`id`, `first_name`, `last_name`, `email`, `password`) VALUES
+(1, 'Carmine', 'De Rosa', 'dslaky@gmail.com', '$2y$10$2xHmJMpjQX3aLtNMk/9dQudzVEk5Y4SfmDZfA2imQPyIiTMBfcC8e');
+
+--
+-- Indici per le tabelle scaricate
+--
+
+--
+-- Indici per le tabelle `users`
+--
+ALTER TABLE `users`
+  ADD PRIMARY KEY (`id`);
+
+--
+-- AUTO_INCREMENT per le tabelle scaricate
+--
+
+--
+-- AUTO_INCREMENT per la tabella `users`
+--
+ALTER TABLE `users`
+  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=8;
+COMMIT;
+
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
diff --git a/api/config/config.php b/api/config/config.php
index 703faf5..320a8f8 100644
--- a/api/config/config.php
+++ b/api/config/config.php
@@ -1,11 +1,17 @@
 <?php
 
-$CONF['CLAIM']['SECRET']      = "SECRET_KEY_1234567890";
-$CONF['CLAIM']['ISSUER']      = "http://rest.local";
-$CONF['CLAIM']['AUDIENCE']    = "http://rest.local";
-$CONF['CLAIM']['ISSUE_DATE']  = time();
-$CONF['CLAIM']['NOT_BEFORE']  = $CONF['CLAIM']['ISSUE_DATE'] + 10;
-$CONF['CLAIM']['EXPIRE']      = $CONF['CLAIM']['ISSUE_DATE'] + 60000;
+
+$GLOBALS['CONF']['DB']['HOST']      = "localhost";
+$GLOBALS['CONF']['DB']['USER']      = "root";
+$GLOBALS['CONF']['DB']['PASSWORD']  = "root";
+$GLOBALS['CONF']['DB']['DB_NAME']   = "jwt";
+
+$GLOBALS['CONF']['CLAIM']['SECRET']      = "SECRET_KEY_1234567890";
+$GLOBALS['CONF']['CLAIM']['ISSUER']      = "http://rest.local";
+$GLOBALS['CONF']['CLAIM']['AUDIENCE']    = "http://rest.local";
+$GLOBALS['CONF']['CLAIM']['ISSUE_DATE']  = time();
+$GLOBALS['CONF']['CLAIM']['NOT_BEFORE']  = $GLOBALS['CONF']['CLAIM']['ISSUE_DATE'] + 10;
+$GLOBALS['CONF']['CLAIM']['EXPIRE']      = $GLOBALS['CONF']['CLAIM']['ISSUE_DATE'] + 60000;
 
 
 ?>
diff --git a/api/config/database.php b/api/config/database.php
index 4c01d5e..6bc9823 100755
--- a/api/config/database.php
+++ b/api/config/database.php
@@ -1,24 +1,35 @@
 <?php
-// used to get mysql database connection
+
 class DatabaseService {
 
-    private $db_host = "localhost";
-    private $db_name = "jwt";
-    private $db_user = "root";
-    private $db_password = "root";
-    private $connection;
+  protected $glob;
+
+  private $db_host;
+  private $db_name;
+  private $db_user;
+  private $db_password;
+  private $connection;
 
-    public function getConnection(){
+  public function __construct() {
+    global $GLOBALS;
+    $this->glob =& $GLOBALS;
+  }
 
-        $this->connection = null;
+  public function getConnection() {
 
-        try{
-            $this->connection = new PDO("mysql:host=" . $this->db_host . ";dbname=" . $this->db_name, $this->db_user, $this->db_password);
-        }catch(PDOException $exception){
-            echo "Connection failed: " . $exception->getMessage();
-        }
+    $this->connection = null;
+    $this->db_host      = $this->glob['CONF']['DB']['HOST'];
+    $this->db_name      = $this->glob['CONF']['DB']['DB_NAME'];
+    $this->db_user      = $this->glob['CONF']['DB']['USER'];
+    $this->db_password  = $this->glob['CONF']['DB']['PASSWORD'];
 
-        return $this->connection;
+    try {
+      $this->connection = new PDO("mysql:host=" . $this->db_host . ";dbname=" . $this->db_name, $this->db_user, $this->db_password);
+    } catch(PDOException $exception) {
+      echo "Connection failed: " . $exception->getMessage();
     }
+
+    return $this->connection;
+  }
 }
 ?>
diff --git a/api/login.php b/api/login.php
index 8967513..24f08f3 100755
--- a/api/login.php
+++ b/api/login.php
@@ -42,11 +42,11 @@ if($num > 0) {
   if(password_verify($password, $password2)) {
 
     $token = array(
-      "iss" => $CONF['CLAIM']['ISSUER'],
-      "aud" => $CONF['CLAIM']['AUDIENCE'],
-      "iat" => $CONF['CLAIM']['ISSUE_DATE'],
-      "nbf" => $CONF['CLAIM']['NOT_BEFORE'],
-      "exp" => $CONF['CLAIM']['EXPIRE'],
+      "iss" => $GLOBALS['CONF']['CLAIM']['ISSUER'],
+      "aud" => $GLOBALS['CONF']['CLAIM']['AUDIENCE'],
+      "iat" => $GLOBALS['CONF']['CLAIM']['ISSUE_DATE'],
+      "nbf" => $GLOBALS['CONF']['CLAIM']['NOT_BEFORE'],
+      "exp" => $GLOBALS['CONF']['CLAIM']['EXPIRE'],
       "data" => array(
         "id" => $id,
         "firstname" => $firstname,
@@ -56,13 +56,13 @@ if($num > 0) {
 
         http_response_code(200);
 
-        $jwt = JWT::encode($token, $CONF['CLAIM']['SECRET']);
+        $jwt = JWT::encode($token, $GLOBALS['CONF']['CLAIM']['SECRET']);
         echo json_encode(
           array(
             "message" => "Successful login.",
             "jwt" => $jwt,
             "email" => $email,
-            "expireAt" => $CONF['CLAIM']['EXPIRE']
+            "expireAt" => $GLOBALS['CONF']['CLAIM']['EXPIRE']
             ));
   } else {
     http_response_code(401);
diff --git a/api/users.php b/api/users.php
index bbbefd7..a72eba0 100755
--- a/api/users.php
+++ b/api/users.php
@@ -11,7 +11,7 @@ header("Access-Control-Allow-Headers: Content-Type, Access-Control-Allow-Headers
 
 
 $authToken = new AuthenticationToken();
-$tokenCheck = $authToken->tokenCheck($CONF['CLAIM']['SECRET']);
+$tokenCheck = $authToken->tokenCheck($GLOBALS['CONF']['CLAIM']['SECRET']);
 
 
 if($tokenCheck['access'] == "GRANTED") {