diff --git a/src/Controller/ApplicationController.php b/src/Controller/ApplicationController.php
index 13d3cbf..a666a8e 100644
--- a/src/Controller/ApplicationController.php
+++ b/src/Controller/ApplicationController.php
@@ -5,6 +5,7 @@ namespace App\Controller;
 use App\Entity\Apps;
 use App\Entity\Organizations;
 use App\Service\ActionService;
+use App\Service\LoggerService;
 use App\Service\UserService;
 use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
@@ -16,7 +17,7 @@ use Symfony\Component\Routing\Attribute\Route;
 
 class ApplicationController extends AbstractController
 {
-    public function __construct(private readonly EntityManagerInterface $entityManager, private readonly UserService $userService, private readonly ActionService $actionService)
+    public function __construct(private readonly EntityManagerInterface $entityManager, private readonly UserService $userService, private readonly ActionService $actionService, private readonly LoggerService $loggerService)
     {
     }
 
@@ -37,6 +38,10 @@ class ApplicationController extends AbstractController
         $actingUser = $this->userService->getUserByIdentifier($this->getUser()->getUserIdentifier());
         $application = $this->entityManager->getRepository(Apps::class)->find($id);
         if (!$application) {
+            $this->loggerService->logEntityNotFound('Application', [
+                'applicationId' => $id,
+                'message' => "Application not found for editing."
+            ], $actingUser);
             $this->addFlash('error', "L'application n'existe pas ou n'est pas reconnu.");
             return $this->redirectToRoute('application_index');
         }
@@ -50,12 +55,28 @@ class ApplicationController extends AbstractController
 
 
         if ($request->isMethod('POST')) {
-            $data = $request->request->all();
-            $application->setName($data['name']);
-            $application->setDescription($data['description']);
-            $application->setDescriptionSmall($data['descriptionSmall']);
-            $this->entityManager->persist($application);
-            $this->actionService->createAction("Modification de l'application ", $actingUser, null, $application->getId());
+            try{
+                $data = $request->request->all();
+                $application->setName($data['name']);
+                $application->setDescription($data['description']);
+                $application->setDescriptionSmall($data['descriptionSmall']);
+                $this->entityManager->persist($application);
+                $this->actionService->createAction("Modification de l'application ", $actingUser->getId(), null, $application->getId());
+                $this->loggerService->logApplicationInformation('Application Edited', [
+                    'applicationId' => $application->getId(),
+                    'applicationName' => $application->getName(),
+                    'message' => "Application edited successfully."
+                ], $actingUser->getId());
+                $this->addFlash('success', "L'application a été mise à jour avec succès.");
+            }catch (\Exception $e){
+                $this->loggerService->logError('Application Edit Failed', [
+                    'applicationId' => $application->getId(),
+                    'applicationName' => $application->getName(),
+                    'error' => $e->getMessage(),
+                    'message' => "Failed to edit application."
+                ], $actingUser);
+                $this->addFlash('error', "Une erreur est survenue lors de la mise à jour de l'application.");
+            }
 
             return $this->redirectToRoute('application_index');
         }
@@ -66,18 +87,35 @@ class ApplicationController extends AbstractController
     }
 
     #[Route(path: '/authorize/{id}', name: 'authorize', methods: ['POST'])]
-    public function authorize(int $id, Request $request)
+    public function authorize(int $id, Request $request): Response
     {
         $this->denyAccessUnlessGranted('ROLE_SUPER_ADMIN');
         $actingUser = $this->userService->getUserByIdentifier($this->getUser()->getUserIdentifier());
         $application = $this->entityManager->getRepository(Apps::class)->find($id);
         if (!$application) {
+            $this->loggerService->logEntityNotFound('Application', [
+                'applicationId' => $id,
+                'message' => "Application not found for authorization."
+            ], $actingUser->getId());
             throw $this->createNotFoundException("L'application n'existe pas.");
         }
         $orgId = $request->get('organizationId');
 
         $organization = $this->entityManager->getRepository(Organizations::Class)->find($orgId);
+        if (!$organization) {
+            $this->loggerService->logEntityNotFound('Organization', [
+                'Organization_id' => $orgId,
+                'message' => "Organization not found for authorization."
+            ], $actingUser->getId());
+            throw $this->createNotFoundException("L'Organization n'existe pas.");
+        }
         $application->addOrganization($organization);
+        $this->loggerService->logApplicationInformation('Application Authorized', [
+            'applicationId' => $application->getId(),
+            'applicationName' => $application->getName(),
+            'organizationId' => $organization->getId(),
+            'message' => "Application authorized for organization."
+        ], $actingUser->getId());
 
         $this->actionService->createAction("Authorization d'accès", $actingUser, $organization, $application->getName());
         return new Response('', Response::HTTP_OK);
@@ -90,12 +128,28 @@ class ApplicationController extends AbstractController
         $actingUser = $this->userService->getUserByIdentifier($this->getUser()->getUserIdentifier());
         $application = $this->entityManager->getRepository(Apps::class)->find($id);
         if (!$application) {
+            $this->loggerService->logEntityNotFound('Application', [
+                'applicationId' => $id,
+                'message' => "Application not found for authorization removal."
+            ], $actingUser->getId());
             throw $this->createNotFoundException("L'application n'existe pas.");
         }
         $orgId = $request->get('organizationId');
         $organization = $this->entityManager->getRepository(Organizations::Class)->find($orgId);
+        if (!$organization) {
+            $this->loggerService->logEntityNotFound('Organization', [
+                'Organization_id' => $orgId,
+                'message' => "Organization not found for authorization removal."
+            ], $actingUser->getId());
+            throw $this->createNotFoundException("L'Organization n'existe pas.");
+        }
         $application->removeOrganization($organization);
-
+        $this->loggerService->logApplicationInformation('Application Authorized removed', [
+            'applicationId' => $application->getId(),
+            'applicationName' => $application->getName(),
+            'organizationId' => $organization->getId(),
+            'message' => "Application authorized removed for organization."
+        ], $actingUser->getId());
         $this->actionService->createAction("Authorization retirer", $actingUser, $organization, $application->getName());
 
         return new Response('', Response::HTTP_OK);
diff --git a/src/Controller/NotificationController.php b/src/Controller/NotificationController.php
index 3c7ac0c..9195577 100644
--- a/src/Controller/NotificationController.php
+++ b/src/Controller/NotificationController.php
@@ -28,7 +28,7 @@ class NotificationController extends AbstractController
     #[Route(path: '/', name: 'index', methods: ['GET'])]
     public function index(): JsonResponse
     {
-        $this->denyAccessUnlessGranted('IS_AUTHENTICATED_FULLY');
+        $this->denyAccessUnlessGranted('ROLE_SUPER_ADMIN');
         $user = $this->userService->getUserByIdentifier($this->getUser()->getUserIdentifier());
 
         $notifications = $this->notificationRepository->findRecentByUser($user, 50);
diff --git a/src/Service/LoggerService.php b/src/Service/LoggerService.php
index db25e2c..8e388d2 100644
--- a/src/Service/LoggerService.php
+++ b/src/Service/LoggerService.php
@@ -251,4 +251,13 @@ readonly class LoggerService
             'ip'        => $this->requestStack->getCurrentRequest()?->getClientIp() ?? 'unknown',
         ]));
     }
+
+    public function logApplicationInformation(string $string, array $array, int $actingUser)
+    {
+        $this->accessControlLogger->info($string, array_merge($array, [
+            'acting_user_id'  => $actingUser,
+            'ip'              => $this->requestStack->getCurrentRequest()?->getClientIp() ?? 'unknown',
+            'timestamp'       => $this->now(),
+        ]));
+    }
 }