diff --git a/controllers/internals/Webhook.php b/controllers/internals/Webhook.php
index 6f2c59b..1ca4725 100644
--- a/controllers/internals/Webhook.php
+++ b/controllers/internals/Webhook.php
@@ -13,8 +13,6 @@ namespace controllers\internals;
 
 class Webhook extends StandardController
 {
-    const HMAC_ALGO = 'sha256';
-
     protected $bdd;
     protected $model;
 
@@ -107,7 +105,6 @@ class Webhook extends StandardController
     public function trigger(int $id_user, string $type, array $sms)
     {
         $internal_setting = new Setting($this->bdd);
-        $internal_user = new User($this->bdd);
         $settings = $internal_setting->gets_for_user($id_user);
 
         if (!$settings['webhook'] ?? false)
@@ -115,28 +112,13 @@ class Webhook extends StandardController
             return false;
         }
 
-        $user = $internal_user->get($id_user);
-        if (!$user)
-        {
-            return false;
-        }
-
         $webhooks = $this->gets_for_type_and_user($id_user, $type);
         foreach ($webhooks as $webhook)
         {
-            $timestamp = time();
-            $webhook_random_id = $timestamp . '-' . bin2hex(openssl_random_pseudo_bytes(16));
-            
-            //signature is hexa string representing hmac sha256 of webhook_random_id
-            $webhook_signature = hash_hmac(self::HMAC_ALGO, $webhook_random_id, $user['api_key']);
-            
             $message = [
                 'url' => $webhook['url'],
                 'data' => [
-                    'webhook_timestamp' => $timestamp,
                     'webhook_type' => $webhook['type'],
-                    'webhook_random_id' => $webhook_random_id,
-                    'webhook_signature' => $webhook_signature,
                     'id' => $sms['id'],
                     'at' => $sms['at'],
                     'text' => $sms['text'],