diff --git a/composer.json b/composer.json
index eddf999..b087308 100644
--- a/composer.json
+++ b/composer.json
@@ -47,7 +47,8 @@
         "symfonycasts/verify-email-bundle": "^1.17",
         "twig/extra-bundle": "^2.12|^3.0",
         "twig/twig": "^2.12|^3.0",
-        "vich/uploader-bundle": "^2.3"
+        "vich/uploader-bundle": "^2.3",
+      "ext-curl": "*"
     },
     "config": {
         "allow-plugins": {
diff --git a/config/services.yaml b/config/services.yaml
index 223b4e5..23571ef 100644
--- a/config/services.yaml
+++ b/config/services.yaml
@@ -6,6 +6,7 @@
 parameters:
     trusted_proxies: '%env(TRUSTED_PROXIES)%'
     env(TRUSTED_PROXIES): 127.0.0.1
+    app.API_KEY_SIGHT_ENGINE: '%env(API_KEY_SIGHT_ENGINE)%'
 
 services:
     # default configuration for services in *this* file
diff --git a/src/Controller/PostController.php b/src/Controller/PostController.php
index af3d395..07ff2aa 100644
--- a/src/Controller/PostController.php
+++ b/src/Controller/PostController.php
@@ -8,8 +8,11 @@ use App\Entity\User;
 use App\Form\CommentType;
 use App\Form\PostType;
 use App\Repository\PostRepository;
+use App\Security\Moderation\Moderation;
+use CURLFile;
 use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\Routing\Attribute\Route;
@@ -45,15 +48,19 @@ class PostController extends AbstractController
 
     #[Route('/post/new', name: 'app_post_new', methods: ['GET', 'POST'])]
     #[IsGranted('ROLE_USER')]
-    public function new(Request $request, EntityManagerInterface $entityManager): Response
+    public function new(Request $request, EntityManagerInterface $entityManager, ParameterBagInterface $env): Response
     {
         $post = new Post();
         $form = $this->createForm(PostType::class, $post);
         $form->handleRequest($request);
 
         if ($form->isSubmitted() && $form->isValid()) {
-            $entityManager->persist($post);
-            $entityManager->flush();
+            $api_key = $this->getParameter('app.API_KEY_SIGHT_ENGINE');
+            $moderation = new Moderation($api_key);
+            if($moderation->valide($post->getImageFile()->getRealPath())){
+                $entityManager->persist($post);
+                $entityManager->flush();
+            }
 
             return $this->redirectToRoute('app_posts', [], Response::HTTP_SEE_OTHER);
         }
diff --git a/src/Security/Moderation/Moderation.php b/src/Security/Moderation/Moderation.php
new file mode 100644
index 0000000..751c15e
--- /dev/null
+++ b/src/Security/Moderation/Moderation.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Security\Moderation;
+
+use CURLFile;
+
+class Moderation
+{
+    private String $api_key;
+
+    public function __construct(String $api_key)
+    {
+        $this->api_key = $api_key;
+    }
+
+    public function valide($file_image)
+    {
+        $params_api = array(
+            'media' => new CurlFile($file_image),
+            'models' => 'nudity-2.1',
+            'api_user' => '26959338',
+            'api_secret' => $this->api_key,
+        );
+
+        $ch = curl_init('https://api.sightengine.com/1.0/check.json');
+        curl_setopt($ch, CURLOPT_POST, true);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_POSTFIELDS, $params_api);
+        $response = curl_exec($ch);
+        curl_close($ch);
+
+        $output = json_decode($response, true);
+
+        $score_nudity = $output["nudity"];
+        return $score_nudity["sexual_activity"] < 0.8 &&
+            $score_nudity["sexual_display"] < 0.8 &&
+            $score_nudity["erotica"] < 0.8;
+    }
+}
\ No newline at end of file