diff --git a/composer.json b/composer.json
index 707983c..6eda656 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     ],
     "require": {
         "php": ">=5.5",
-        "silex/silex": "1.x",
+        "silex/silex": "~2.0@dev",
         "etna/php-rsa": "~0.2.0"
     },
     "require-dev": {
diff --git a/src/Auth.php b/src/Auth.php
new file mode 100644
index 0000000..1f876de
--- /dev/null
+++ b/src/Auth.php
@@ -0,0 +1,93 @@
+<?php
+
+namespace ETNA\Silex\Provider\Auth;
+
+use Silex\Application;
+use Silex\Api\BootableProviderInterface;
+use Pimple\ServiceProviderInterface;
+use Pimple\Container;
+
+use Symfony\Component\HttpFoundation\Request;
+
+class Auth implements ServiceProviderInterface, , BootableProviderInterface
+{
+    private $auth_config;
+    private $app;
+
+    public function __construct($auth_config = null)
+    {
+        $auth_config       = $auth_config ?: [
+            "auth.api_path"          => "^/?",
+            "auth.force_guest"       => true,
+            "auth.cookie_expiration" => false,
+            "auth.before_function"   => [$this, 'authBeforeFunction']
+        ];
+        $this->auth_config = $auth_config;
+
+        $auth_url               = getenv("AUTH_URL");
+        $auth_cookie_expiration = getenv("AUTH_COOKIE_EXPIRATION");
+
+        if (false === $auth_url) {
+            throw new \Exception("AUTH_URL doesn't exist");
+        }
+
+        $this->auth_config["auth.authenticator_url"] = $auth_url;
+        if (false !== $auth_cookie_expiration) {
+            // transforme la chaine 'false' reçu de l'env en booleen.
+            $auth_cookie_expiration = ($auth_cookie_expiration === 'false') ? false : $auth_cookie_expiration;
+
+            $this->auth_config["auth.cookie_expiration"] = $auth_cookie_expiration;
+        }
+    }
+
+    /**
+     *
+     * @{inherit doc}
+     */
+    public function register(Container $app)
+    {
+        $this->app = $app;
+
+        if (true !== isset($app["application_env"])) {
+            throw new \Exception('$app["application_env"] is not set');
+        }
+
+        if (true !== isset($app["application_name"])) {
+            throw new \Exception('$app["application_name"] is not set');
+        }
+
+        if (true !== isset($app["application_path"])) {
+            throw new \Exception('$app["application_path"] is not set');
+        }
+
+        $this->auth_config["auth.app_name"] = $app["application_name"];
+
+        foreach ($this->auth_config as $conf_name => $conf_value) {
+            $app[$conf_name] = $conf_value;
+        }
+
+        $app["auth.public_key.tmp_path"] = "{$app['application_path']}/tmp/public-{$app['application_env']}.key";
+        $app->register(new AuthServiceProvider());
+    }
+
+    public function authBeforeFunction(Request $req)
+    {
+        // On autorise les OPTIONS sans auth
+        if ('OPTIONS' === $req->getMethod()) {
+            return;
+        }
+
+        if (!isset($req->user)) {
+            return $this->app->json("Authorization Required", 401);
+        }
+    }
+
+    /**
+     *
+     * @{inherit doc}
+     */
+    public function boot(Application $app)
+    {
+        $app->before($app['auth.before_function']);
+    }
+}
diff --git a/src/AuthServiceProvider.php b/src/AuthServiceProvider.php
index 95594ef..fb694f0 100644
--- a/src/AuthServiceProvider.php
+++ b/src/AuthServiceProvider.php
@@ -4,13 +4,17 @@
 
 use ETNA\RSA\RSA;
 use Silex\Application;
+use Silex\Api\BootableProviderInterface;
+
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpFoundation\ParameterBag;
-use Silex\ServiceProviderInterface;
+use Pimple\ServiceProviderInterface;
+use Pimple\Container;
+
 use Exception;
 
-class AuthServiceProvider implements ServiceProviderInterface
+class AuthServiceProvider implements ServiceProviderInterface, BootableProviderInterface
 {
     private $app = null;
     private $rsa = null;
@@ -73,7 +77,7 @@ public function __destruct()
      * $app["user.authenticated"]     => user must be authenticated to run the action
      * $app["user.in.group"]($groups) => user must have all defined groups to run the action
      */
-    public function register(Application $app)
+    public function register(Container $app)
     {
         $app->before([$this, "addUserToRequest"], Application::EARLY_EVENT);
         $app["auth"] = $this;