diff --git a/models/User.php b/models/User.php
index 72454f0..aac6a2e 100644
--- a/models/User.php
+++ b/models/User.php
@@ -23,6 +23,8 @@ use yii\web\IdentityInterface;
  * @property integer $created_at
  * @property integer $updated_at
  *
+ * @property boolean $isAdmin
+ *
  * @property string $password write-only password
  */
 class User extends ActiveRecord implements IdentityInterface
@@ -273,4 +275,12 @@ class User extends ActiveRecord implements IdentityInterface
     {
         return $this->hasMany(History::className(), ['user_id' => 'id'])->inverseOf('user');
     }
+
+    /**
+     * @return bool
+     */
+    public function getIsAdmin()
+    {
+        return $this->group === self::GROUP_ADMIN;
+    }
 }
diff --git a/modules/admin/Module.php b/modules/admin/Module.php
index 2eeba75..dbf344e 100644
--- a/modules/admin/Module.php
+++ b/modules/admin/Module.php
@@ -3,6 +3,8 @@
 namespace app\modules\admin;
 
 use Yii;
+use yii\filters\AccessControl;
+use yii\helpers\ArrayHelper;
 
 /**
  * admin module definition class
@@ -13,6 +15,26 @@ class Module extends \yii\base\Module
      * @inheritdoc
      */
     public $controllerNamespace = 'app\modules\admin\controllers';
+    /**
+     * @inheritdoc
+     */
+    public function behaviors()
+    {
+        return ArrayHelper::merge(parent::behaviors(), [
+            'access' => [
+                'class' => AccessControl::className(),
+                'rules' => [
+                    [
+                        'allow' => true,
+                        'roles' => ['@'],
+                        'matchCallback' => function () {
+                            return Yii::$app->user->identity->isAdmin;
+                        },
+                    ],
+                ],
+            ],
+        ]);
+    }
 
     /**
      * @inheritdoc
diff --git a/modules/api/controllers/DefaultController.php b/modules/api/controllers/DefaultController.php
deleted file mode 100644
index 41f3d03..0000000
--- a/modules/api/controllers/DefaultController.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-namespace app\modules\api\controllers;
-
-use yii\web\Controller;
-
-/**
- * Default controller for the `api` module
- */
-class DefaultController extends Controller
-{
-    /**
-     * Renders the index view for the module
-     * @return string
-     */
-    public function actionIndex()
-    {
-        return $this->render('index');
-    }
-}
diff --git a/modules/api/controllers/ItemController.php b/modules/api/controllers/ItemController.php
index 9ec0f52..983ca86 100644
--- a/modules/api/controllers/ItemController.php
+++ b/modules/api/controllers/ItemController.php
@@ -4,7 +4,6 @@ namespace app\modules\api\controllers;
 
 use app\models\Board;
 use app\models\Item;
-use app\models\Trigger;
 use app\modules\api\components\WebSocketAPIBridge;
 use Yii;
 use yii\base\InvalidParamException;
diff --git a/modules/api/controllers/PanelController.php b/modules/api/controllers/PanelController.php
index dc3d94e..0f03de3 100644
--- a/modules/api/controllers/PanelController.php
+++ b/modules/api/controllers/PanelController.php
@@ -16,6 +16,7 @@ class PanelController extends Controller
     {
         return [
             'schedule-triggers' => ['POST'],
+            'update-items' => ['POST'],
         ];
     }
 
diff --git a/modules/api/controllers/TriggerController.php b/modules/api/controllers/TriggerController.php
index ff56712..135ff89 100644
--- a/modules/api/controllers/TriggerController.php
+++ b/modules/api/controllers/TriggerController.php
@@ -55,7 +55,7 @@ class TriggerController extends Controller
      * @return Trigger
      * @throws NotFoundHttpException
      */
-    private function findTrigger($id)
+    protected function findTrigger($id)
     {
         $item = Trigger::findOne($id);
 
diff --git a/modules/api/views/default/index.php b/modules/api/views/default/index.php
deleted file mode 100644
index aa260c4..0000000
--- a/modules/api/views/default/index.php
+++ /dev/null
@@ -1,12 +0,0 @@
-<div class="api-default-index">
-    <h1><?= $this->context->action->uniqueId ?></h1>
-    <p>
-        This is the view content for action "<?= $this->context->action->id ?>".
-        The action belongs to the controller "<?= get_class($this->context) ?>"
-        in the "<?= $this->context->module->id ?>" module.
-    </p>
-    <p>
-        You may customize this page by editing the following file:<br>
-        <code><?= __FILE__ ?></code>
-    </p>
-</div>
diff --git a/views/layouts/_left.php b/views/layouts/_left.php
index 66bc0c9..c551064 100644
--- a/views/layouts/_left.php
+++ b/views/layouts/_left.php
@@ -18,19 +18,19 @@
             [
                 'options' => ['class' => 'sidebar-menu'],
                 'items' => [
-                    ['label' => 'Smart Home', 'options' => ['class' => 'header']],
+                    ['label' => 'Управление', 'options' => ['class' => 'header']],
                     ['label' => 'Панель Управления', 'icon' => 'fa fa-sliders', 'url' => ['/panel/index']],
                     ['label' => 'История', 'icon' => 'fa fa-th-list', 'url' => ['/history/index']],
 
-                    ['label' => 'Администрирование', 'options' => ['class' => 'header']],
-                    ['label' => 'Элементы', 'icon' => 'fa fa-toggle-on', 'url' => ['/admin/item/index']],
-                    ['label' => 'Устройства', 'icon' => 'fa fa-hdd-o', 'url' => ['/admin/board/index']],
-                    ['label' => 'Триггеры', 'icon' => 'fa fa-feed', 'url' => ['/admin/trigger/index']],
-                    ['label' => 'Задачи', 'icon' => 'fa fa-check', 'url' => ['/admin/task/index']],
-                    ['label' => 'Комнаты', 'icon' => 'fa fa-folder-open', 'url' => ['/admin/room/index']],
-                    ['label' => 'Параметры', 'icon' => 'fa fa-cogs', 'url' => ['/admin/setting/index']],
-//                    ['label' => 'История', 'icon' => 'fa fa-bar-chart', 'url' => ['/admin/history/index']],
-                    ['label' => 'Пользователи', 'icon' => 'fa fa-users', 'url' => ['/admin/user/index']],
+                    ['label' => 'Администрирование', 'options' => ['class' => 'header'], 'visible' => Yii::$app->user->identity->isAdmin],
+                    ['label' => 'Элементы', 'icon' => 'fa fa-toggle-on', 'url' => ['/admin/item/index'], 'visible' => Yii::$app->user->identity->isAdmin],
+                    ['label' => 'Устройства', 'icon' => 'fa fa-hdd-o', 'url' => ['/admin/board/index'], 'visible' => Yii::$app->user->identity->isAdmin],
+                    ['label' => 'Триггеры', 'icon' => 'fa fa-feed', 'url' => ['/admin/trigger/index'], 'visible' => Yii::$app->user->identity->isAdmin],
+                    ['label' => 'Задачи', 'icon' => 'fa fa-check', 'url' => ['/admin/task/index'], 'visible' => Yii::$app->user->identity->isAdmin],
+                    ['label' => 'Комнаты', 'icon' => 'fa fa-folder-open', 'url' => ['/admin/room/index'], 'visible' => Yii::$app->user->identity->isAdmin],
+                    ['label' => 'Параметры', 'icon' => 'fa fa-cogs', 'url' => ['/admin/setting/index'], 'visible' => Yii::$app->user->identity->isAdmin],
+//                    ['label' => 'История', 'icon' => 'fa fa-bar-chart', 'url' => ['/admin/history/index'], 'visible' => Yii::$app->user->identity->isAdmin],
+                    ['label' => 'Пользователи', 'icon' => 'fa fa-users', 'url' => ['/admin/user/index'], 'visible' => Yii::$app->user->identity->isAdmin],
                 ],
             ]
         ) ?>