diff --git a/controllers/auth_ctrl2.php b/controllers/auth_ctrl2.php
new file mode 100644
index 0000000..04e05e9
--- /dev/null
+++ b/controllers/auth_ctrl2.php
@@ -0,0 +1,63 @@
+<?php
+error_reporting(E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED);
+ini_set('display_errors', 1);
+
+
+function login_ctrl() {
+    $ask_route = null;
+    if (isset($_GET['ask'])) {
+        $ask_route = htmlentities($_GET['ask']);
+    }
+    
+    // Si le formulaire est soumis (POST), on vérifie, sinon on l'affiche
+    if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+        verify_login_ctrl($ask_route);
+    } else {
+        login_form_ctrl($ask_route);
+    }
+}
+function verify_login_ctrl(?string $route) {
+   
+    require('models/user_crud.php'); 
+    require('config/config.php');
+
+    $login = isset($_POST['login']) ? htmlentities($_POST['login']) : '';
+    $passwd = isset($_POST['password']) ? htmlentities($_POST['password']) : '';
+    $user_data = recuperation_auth($connex, $login);
+
+    if ($user_data && $user_data['passwd'] === $passwd) {
+        
+        $_SESSION['login'] = $user_data['login'];
+        $_SESSION['role']  = $user_data['type']; 
+        
+        // Redirection
+        header('Location: index.php?route=' . $route);
+        exit;
+    } else {
+       
+        echo 'Authentication error !!!';
+        exit;
+    }
+} 
+
+/**
+ * Contrôleur de déconnexion
+ */
+
+
+function login_form_ctrl(?string $route) {
+    require('views/login_view.php');
+    login_form_view($route);
+}
+
+
+/**
+* Authentication processing
+*/
+
+function logout_ctrl() {
+    unset($_SESSION);
+    session_destroy();
+    require('views/welcome_view.php');
+}
+
diff --git a/controllers/auth_utilities.php b/controllers/auth_utilities.php
old mode 100644
new mode 100755
index 3ac21ab..39e1bc9
--- a/controllers/auth_utilities.php
+++ b/controllers/auth_utilities.php
@@ -1,19 +1,31 @@
 <?php
 
-// Vérifie si l'utilisateur est connecté
+// True if user is logged (auth is right)
 function is_logged() {
-    return isset($_SESSION['login']);
+    $status = false;
+    if (isset($_SESSION['login'])) {
+        $status = true;
+    }
+    return $status;
 }
 
-// Vérifie si l'utilisateur a un rôle spécifique
+// True if user has the role $role
 function has_role(string $role) {
-    return isset($_SESSION['role']) && $_SESSION['role'] == $role;
+    $status = false;
+    
+    if (isset($_SESSION['role'])) {
+        if ($_SESSION['role'] == $role) {
+            $status = true;
+        }
+    }
+    return $status;
 }
 
-// Redirige vers l'authentification si l'utilisateur n'a pas les droits
-function verify_grants(string $route, string $role = '') {
-    if (!has_role($role) && !($role == '' && is_logged())) {
+
+function verify_grants(string $route, string $role='') {
+    if (! has_role($role) && ! ($role == '' && is_logged())) {
         header('Location: index.php?route=auth&ask=' . $route);
         exit;
     }
-}
+    // Nothing is done so process goes on
+}
\ No newline at end of file
diff --git a/models/user_crud.php b/models/user_crud.php
new file mode 100644
index 0000000..da9d67f
--- /dev/null
+++ b/models/user_crud.php
@@ -0,0 +1,16 @@
+<?php
+
+
+
+function recuperation_auth(PDO $connex, int $id):array {
+	 require('config/config.php');
+    $req = "SELECT login, passwd, type FROM Utilisateur WHERE login = :login";
+    
+    $prep = $connex->prepare($req);
+    $prep->bindValue(':id', $id);
+    $prep->execute();
+    $auth = $prep->fetch(PDO::FETCH_ASSOC);
+    $prep->closeCursor();
+    return $auth;
+ }
+ 
\ No newline at end of file
diff --git a/views/auth_ctrl.php b/views/auth_ctrl.php
new file mode 100755
index 0000000..05a2948
--- /dev/null
+++ b/views/auth_ctrl.php
@@ -0,0 +1,65 @@
+<?php
+
+/**
+ * Auth controller
+ */
+function login_ctrl() {
+    $ask_route = null;
+    if (isset($_GET['ask'])) {
+        $ask_route = htmlentities($_GET['ask']);
+    }
+    if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+        verify_login_ctrl($ask_route);
+    } else {
+        login_form_ctrl($ask_route);
+    }
+}
+
+
+/**
+* Authentication form display controller
+*/
+function login_form_ctrl(?string $route) {
+    require('views/login_view.php');
+    login_form_view($route);
+}
+
+
+/**
+* Authentication processing
+*/
+function verify_login_ctrl(?string $route) {
+    // unexpected characters treatment with htmlentities() function
+    $login = htmlentities($_POST['login']);
+    $passwd = htmlentities($_POST['passwd']);
+
+    //Ce code est un exemple, en réalité l'authentification sera faite depuis une base ou annuaire LDAP en interrogeant le CRUD !
+    //Compte admin
+    if ($login == 'admin' && $passwd == 'admin') {
+        $_SESSION['login'] = $login;
+        $_SESSION['role'] = 'admin';
+        //On redirige vers la route demandée qui a provoqué la demande d'authentification
+        header('Location: index.php?route=' . $route);
+    //Compte etudiant
+    } elseif ($login == 'lecteur' && $passwd == 'lecteur') {
+        $_SESSION['login'] = $login;
+        $_SESSION['role'] = '';
+        //On redirige vers la route qui a provoqué la demande d'authentification
+        header('Location: index.php?route=' . $route);
+    } else {
+        echo 'Authentication error !!!';
+        exit;
+    }
+}
+
+
+/**
+ * Logout
+ */
+function logout_ctrl() {
+    unset($_SESSION);
+    session_destroy();
+    require('views/welcome_view.php');
+}
+
+
diff --git a/views/auth_ctrl.php~ b/views/auth_ctrl.php~
new file mode 100755
index 0000000..c0a9946
--- /dev/null
+++ b/views/auth_ctrl.php~
@@ -0,0 +1,65 @@
+<?php
+
+/**
+ * Auth controller
+ */
+function login_ctrl() {
+    $ask_route = null;
+    if (isset($_GET['ask'])) {
+        $ask_route = htmlentities($_GET['ask']);
+    }
+    if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+        verify_login_ctrl($ask_route);
+    } else {
+        login_form_ctrl($ask_route);
+    }
+}
+
+
+/**
+* Authentication form display controller
+*/
+function login_form_ctrl(?string $route) {
+    require('views/login_view.php');
+    login_form_view($route);
+}
+
+
+/**
+* Authentication processing
+*/
+function verify_login_ctrl(?string $route) {
+    // unexpected characters treatment with htmlentities() function
+    $login = htmlentities($_POST['login']);
+    $passwd = htmlentities($_POST['passwd']);
+
+    //Ce code est un exemple, en réalité l'authentification sera faite depuis une base ou annuaire LDAP en interrogeant le CRUD !
+    //Compte admin
+    if ($login == 'admin' && $passwd == 'admin') {
+        $_SESSION['login'] = $login;
+        $_SESSION['role'] = 'admin';
+        //On redirige vers la route demandée qui a provoqué la demande d'authentification
+        header('Location: index.php?route=' . $route);
+    //Compte etudiant
+    } elseif ($login == 'etudiant' && $passwd == 'etudiant') {
+        $_SESSION['login'] = $login;
+        $_SESSION['role'] = '';
+        //On redirige vers la route qui a provoqué la demande d'authentification
+        header('Location: index.php?route=' . $route);
+    } else {
+        echo 'Authentication error !!!';
+        exit;
+    }
+}
+
+
+/**
+ * Logout
+ */
+function logout_ctrl() {
+    unset($_SESSION);
+    session_destroy();
+    require('views/welcome_view.php');
+}
+
+
diff --git a/views/login_views.php b/views/login_views.php
index 3a613ff..c55206c 100644
--- a/views/login_views.php
+++ b/views/login_views.php
@@ -1,7 +1,8 @@
 
 <?php
 #ceci est la partie "view" de la page de login, le header et le footer ne sont pour l'instant pas actif
-
+error_reporting(E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED);
+ini_set('display_errors', 1);
 
 function login_form_view(?string $route) {
     #require('header.php');
@@ -9,7 +10,7 @@ function login_form_view(?string $route) {
     echo '<h2>Page d\'authentification</h2>';
     echo '<form action="index.php?route=auth&ask=' . $route . '" method="post">';
     echo '<p>Login<input type="text" name="login" /></p>';
-    echo '<p>Mot de passe<input type="password" name="password" /></p>';
+    echo '<p>Mot de passe<input type="passwd" name="password" /></p>';
     echo '<p><input type="submit" value="Valider" /></form>';
 
     #require('footer.php');