diff --git a/controllers/add_user.php b/controllers/add_user.php
index 2c4314e..c4d2ae5 100644
--- a/controllers/add_user.php
+++ b/controllers/add_user.php
@@ -1,13 +1,18 @@
 <?php
-
 session_start();
 
-// Vérifier si l'utilisateur est connecté et est administrateur
 if (!isset($_SESSION["login"]) || !$_SESSION["is_admin"]) {
     header("Location: ../index.php");
     exit;
 }
 
+$ldapAuth = new LDAPAuth();
+$available_ous = $ldapAuth->getAllOUs();
+$admin_ous = $_SESSION['admin_ous'] ?? [];
+
+// Filtrer les OUs disponibles selon les droits de l'admin
+$allowed_ous = array_intersect($available_ous, $admin_ous);
+
 if ($_SERVER['REQUEST_METHOD'] === 'POST') {
     // Récupérer les données du formulaire
     $nom = $_POST['nom'];
diff --git a/models/LDAPAuth.php b/models/LDAPAuth.php
index 8ee9ee1..509ac6f 100644
--- a/models/LDAPAuth.php
+++ b/models/LDAPAuth.php
@@ -112,28 +112,49 @@ class LDAPAuth
 
         // Liste des groupes administratifs et leurs OUs associées
         $admin_groups_with_ous = [
-            "Domain Admins" => "OU=Domain Admins,DC=epul3a,DC=local",
-            "Enterprise Admins" => "OU=Enterprise Admins,DC=epul3a,DC=local",
-            "Schema Admins" => "OU=Schema Admins,DC=epul3a,DC=local",
-            "Group Policy Creator Owners" => "OU=Group Policy Creator Owners,DC=epul3a,DC=local",
+            "CN=Domain Admins,CN=Users,DC=epul3a,DC=local" => "OU=Domain Admins,DC=epul3a,DC=local",
+            "CN=Enterprise Admins,CN=Users,DC=epul3a,DC=local" => "OU=Enterprise Admins,DC=epul3a,DC=local",
+            "CN=Schema Admins,CN=Users,DC=epul3a,DC=local" => "OU=Schema Admins,DC=epul3a,DC=local",
+            "CN=Group Policy Creator Owners,CN=Users,DC=epul3a,DC=local" => "OU=Group Policy Creator Owners,DC=epul3a,DC=local",
         ];
 
-        // Récupérer les groupes auxquels l'utilisateur appartient
         $admin_ous = [];
-        foreach ($admin_groups_with_ous as $group_name => $ou) {
-            $filter = "(memberOf:1.2.840.113556.1.4.1941:=$group_name)";
+        foreach ($admin_groups_with_ous as $group_dn => $ou) {
+            $filter = "(memberOf:1.2.840.113556.1.4.1941:=$group_dn)";
             $attributes = ["memberOf"];
 
             $result = ldap_read($this->ad, $user_dn, $filter, $attributes);
             if ($result && ldap_count_entries($this->ad, $result) > 0) {
-                $admin_ous[] = $ou;  // Retourne l'OU associée
+                $admin_ous[] = $ou;
             }
         }
 
-        return $admin_ous;
+        return array_unique($admin_ous);
     }
 
+    public function getAllOUs()
+    {
+        $this->connect();
+        $this->bindServiceAccount();
 
+        $searchBase = "DC=epul3a,DC=local";
+        $filter = "(objectClass=organizationalUnit)";
+        $attributes = ["ou", "distinguishedName"];
+
+        $result = ldap_search($this->ad, $searchBase, $filter, $attributes);
+        $entries = ldap_get_entries($this->ad, $result);
+
+        $ous = [];
+        if ($entries['count'] > 0) {
+            foreach ($entries as $entry) {
+                if (isset($entry['distinguishedname'][0])) {
+                    $ous[] = $entry['distinguishedname'][0];
+                }
+            }
+        }
+
+        return $ous;
+    }
 
     public function close()
     {
diff --git a/views/menu.php b/views/menu.php
index c82a67c..b9615d5 100644
--- a/views/menu.php
+++ b/views/menu.php
@@ -16,7 +16,18 @@ echo "<h2>Menu</h2>";
 echo "<ul>";
 if ($_SESSION["is_admin"]) {
     echo "Vous êtes un administrateur.";
-    echo "Vous avez des droits sur les OUs suivantes : " . implode(", ", $_SESSION['admin_ous']);
+    echo "Vous êtes un administrateur. Vous avez des droits sur les OUs suivantes :";
+    echo "<ul>";
+    foreach ($_SESSION['admin_ous'] as $ou) {
+        echo "<li>$ou</li>";
+    }
+    echo "</ul>";
+
+    // Afficher les actions par OU
+    foreach ($_SESSION['admin_ous'] as $ou) {
+        echo "<h3>Gestion de $ou</h3>";
+        echo "<a href='list_users.php?ou=" . urlencode($ou) . "'>Gérer les utilisateurs</a>";
+    }
 
     echo "<li><a href='views/list_users.php'>Liste des utilisateurs</a></li>";
     echo "<li><a href='views/add_user.php'>Ajouter un utilisateur</a></li>";