diff --git a/composer.json b/composer.json
index dbb68cb..759ce3c 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
     "minimum-stability": "stable",
     "prefer-stable": true,
     "require": {
-        "php": ">=8.2",
+        "php": ">=8.0",
         "ext-ctype": "*",
         "ext-iconv": "*",
         "doctrine/dbal": "^3",
@@ -100,7 +100,7 @@
         "symfony/browser-kit": "7.0.7",
         "symfony/css-selector": "7.0.7",
         "symfony/debug-bundle": "7.0.7",
-        "symfony/maker-bundle": "^1.0",
+        "symfony/maker-bundle": "^1.59",
         "symfony/phpunit-bridge": "^7.0",
         "symfony/stopwatch": "7.0.7",
         "symfony/web-profiler-bundle": "7.0.7"
diff --git a/composer.lock b/composer.lock
index 9c94d3e..d220368 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "b12441d7e7daa91f6af1b31decf59970",
+    "content-hash": "23d2c64b5bd955feec6a3a3d7dd6a841",
     "packages": [
         {
             "name": "composer/semver",
@@ -9725,7 +9725,7 @@
     "prefer-stable": true,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=8.2",
+        "php": ">=8.0",
         "ext-ctype": "*",
         "ext-iconv": "*"
     },
diff --git a/config/packages/security.yaml b/config/packages/security.yaml
index 367af25..fbc97f9 100644
--- a/config/packages/security.yaml
+++ b/config/packages/security.yaml
@@ -1,17 +1,30 @@
 security:
     # https://symfony.com/doc/current/security.html#registering-the-user-hashing-passwords
     password_hashers:
-        Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface: 'auto'
-    # https://symfony.com/doc/current/security.html#loading-the-user-the-user-provider
+        Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface:
+            algorithm: bcrypt
+            cost: 13
+
     providers:
-        users_in_memory: { memory: null }
+        app_user_provider:
+            entity:
+                class: App\Entity\Profil
+                property: name
     firewalls:
         dev:
             pattern: ^/(_(profiler|wdt)|css|images|js)/
             security: false
         main:
             lazy: true
-            provider: users_in_memory
+            provider: app_user_provider
+            form_login:
+                login_path: app_login
+                check_path: app_login
+                enable_csrf: true
+            logout:
+                path: app_logout
+                # where to redirect after logout
+                # target: app_any_route
 
             # activate different ways to authenticate
             # https://symfony.com/doc/current/security.html#the-firewall
@@ -28,12 +41,6 @@ security:
 when@test:
     security:
         password_hashers:
-            # By default, password hashers are resource intensive and take time. This is
-            # important to generate secure password hashes. In tests however, secure hashes
-            # are not important, waste resources and increase test times. The following
-            # reduces the work factor to the lowest possible values.
             Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface:
-                algorithm: auto
+                algorithm: bcrypt
                 cost: 4 # Lowest possible value for bcrypt
-                time_cost: 3 # Lowest possible value for argon
-                memory_cost: 10 # Lowest possible value for argon
diff --git a/config/routes/security.yaml b/config/routes/security.yaml
index f853be1..60a7afb 100644
--- a/config/routes/security.yaml
+++ b/config/routes/security.yaml
@@ -1,3 +1,3 @@
 _security_logout:
     resource: security.route_loader.logout
-    type: service
+    type: service
\ No newline at end of file
diff --git a/migrations/Version20240611131531.php b/migrations/Version20240611131531.php
new file mode 100644
index 0000000..838e4bf
--- /dev/null
+++ b/migrations/Version20240611131531.php
@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20240611131531 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return '';
+    }
+
+    public function up(Schema $schema): void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->addSql('CREATE TEMPORARY TABLE __temp__post AS SELECT id, profil_id, title, text, is_dream, up_vote, down_vote FROM post');
+        $this->addSql('DROP TABLE post');
+        $this->addSql('CREATE TABLE post (id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, profil_id INTEGER NOT NULL, title VARCHAR(255) DEFAULT NULL, text VARCHAR(512) DEFAULT NULL, is_dream BOOLEAN NOT NULL, up_vote INTEGER DEFAULT 0 NOT NULL, down_vote INTEGER DEFAULT 0 NOT NULL, CONSTRAINT FK_5A8A6C8D275ED078 FOREIGN KEY (profil_id) REFERENCES profil (id) ON UPDATE NO ACTION ON DELETE NO ACTION NOT DEFERRABLE INITIALLY IMMEDIATE)');
+        $this->addSql('INSERT INTO post (id, profil_id, title, text, is_dream, up_vote, down_vote) SELECT id, profil_id, title, text, is_dream, up_vote, down_vote FROM __temp__post');
+        $this->addSql('DROP TABLE __temp__post');
+        $this->addSql('CREATE INDEX IDX_5A8A6C8D275ED078 ON post (profil_id)');
+    }
+
+    public function down(Schema $schema): void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->addSql('CREATE TEMPORARY TABLE __temp__post AS SELECT id, profil_id, title, text, is_dream, up_vote, down_vote FROM post');
+        $this->addSql('DROP TABLE post');
+        $this->addSql('CREATE TABLE post (id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, profil_id INTEGER NOT NULL, title VARCHAR(255) DEFAULT NULL, text VARCHAR(512) DEFAULT NULL, is_dream BOOLEAN NOT NULL, up_vote INTEGER NOT NULL, down_vote INTEGER NOT NULL, CONSTRAINT FK_5A8A6C8D275ED078 FOREIGN KEY (profil_id) REFERENCES profil (id) NOT DEFERRABLE INITIALLY IMMEDIATE)');
+        $this->addSql('INSERT INTO post (id, profil_id, title, text, is_dream, up_vote, down_vote) SELECT id, profil_id, title, text, is_dream, up_vote, down_vote FROM __temp__post');
+        $this->addSql('DROP TABLE __temp__post');
+        $this->addSql('CREATE INDEX IDX_5A8A6C8D275ED078 ON post (profil_id)');
+    }
+}
diff --git a/src/Controller/.gitignore b/src/Controller/.gitignore
deleted file mode 100644
index e69de29..0000000
diff --git a/src/Controller/PostController.php b/src/Controller/PostController.php
index 241c67c..62d8d7a 100644
--- a/src/Controller/PostController.php
+++ b/src/Controller/PostController.php
@@ -7,27 +7,40 @@ use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Routing\Attribute\Route;
 use Doctrine\ORM\EntityManagerInterface;
 use App\Entity\Post;
+use App\Entity\Profil;
 use App\Form\Type\PostType;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
-use Symfony\Component\Serializer\Serializer;
 
-class PostController extends AbstractController {
+class PostController extends AbstractController
+{
 
     private EntityManagerInterface $em;
-    private Serializer $serializer;
 
-    public function __construct(EntityManagerInterface $em, Serializer $serializer)
+    public function __construct(EntityManagerInterface $em)
     {
         $this->em = $em;
-        $this->serializer = $serializer;
     }
-    
-    #[Route('/post/{id}', name: 'display post', methods: ['POST'])]
+
+    # DEBUG: Ne doit pas être laissé en production.
+    #[Route('/post/all', name: 'all post', methods: ['GET'])]
+    public function getAllPost(): Response
+    {
+        $posts = $this->em->getRepository(Post::class)->findAll();
+
+        return $this->render('post/all.html.twig', [
+            "posts" => $posts
+        ]);
+    }
+
+    #[Route('/post/{id}',
+        name: 'display post',
+        methods: ['GET'],
+        requirements: ['id' => '\d+'])]
     public function getPost(int $id): Response
     {
         $post = $this->em->getRepository(Post::class)->find($id);
 
-        if(!$post) {
+        if (!$post) {
             # Error 404 page
         }
 
@@ -35,8 +48,8 @@ class PostController extends AbstractController {
         return new Response();
     }
 
-    #[Route('/post/new/', name: 'add_post', methods: ['GET','POST'])]
-    public function addPost(Request $request) :Response
+    #[Route('/post/new/', name: 'add_post', methods: ['GET', 'POST'])]
+    public function addPost(Request $request): Response
     {
         $post = new Post();
 
@@ -47,20 +60,31 @@ class PostController extends AbstractController {
         if ($form->isSubmitted() && $form->isValid()) {
             $form = $form->getData();
 
+            $user = $this->getUser();
+
+            $profil = new Profil();
+            $profil->setId(11);
+            $profil->setName("coucou");
+
+
+            $post->setProfil($user);
+
             $this->em->persist($post);
             $this->em->flush();
+
+            return new Response($user->getUserIdentifier());
         }
 
         return $this->render('post/new.html.twig', [
             'form' => $form,
         ]);
-     
+
         # Handle error on data
-            
+
     }
 
     #[Route('/post/{id}', name: 'remove_post', methods: ['DELETE'])]
-    public function removePost(int $id) :Response
+    public function removePost(int $id): Response
     {
         $postRef = $this->em->getReference('Post', $id);
         $this->em->remove($postRef);
diff --git a/src/Controller/ProfilController.php b/src/Controller/ProfilController.php
new file mode 100644
index 0000000..34d6be1
--- /dev/null
+++ b/src/Controller/ProfilController.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Attribute\Route;
+
+class ProfilController extends AbstractController
+{
+    #[Route('/profil', name: 'app_profil')]
+    public function index(): Response
+    {
+        return $this->render('profil/index.html.twig', [
+            'controller_name' => 'ProfilController',
+        ]);
+    }
+}
diff --git a/src/Controller/RegistrationController.php b/src/Controller/RegistrationController.php
new file mode 100644
index 0000000..2b47b0d
--- /dev/null
+++ b/src/Controller/RegistrationController.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Controller;
+
+use App\Entity\Profil;
+use App\Form\RegistrationFormType;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Bundle\SecurityBundle\Security;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;
+use Symfony\Component\Routing\Attribute\Route;
+
+class RegistrationController extends AbstractController
+{
+    #[Route('/register', name: 'app_register')]
+    public function register(Request $request, UserPasswordHasherInterface $userPasswordHasher, Security $security, EntityManagerInterface $entityManager): Response
+    {
+        $user = new Profil();
+        $form = $this->createForm(RegistrationFormType::class, $user);
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $user->setName($form->get('name')->getData());
+            
+            $hashedPassword = $userPasswordHasher->hashPassword(
+                $user,
+                $form->get('plainPassword')->getData()
+            );
+            $user->setPassword($hashedPassword);
+
+            $entityManager->persist($user);
+            $entityManager->flush();
+
+
+            return $security->login($user, 'form_login', 'main');
+        }
+
+        return $this->render('registration/register.html.twig', [
+            'registrationForm' => $form,
+        ]);
+    }
+}
diff --git a/src/Controller/SecurityController.php b/src/Controller/SecurityController.php
new file mode 100644
index 0000000..76bf5c4
--- /dev/null
+++ b/src/Controller/SecurityController.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Attribute\Route;
+use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
+
+class SecurityController extends AbstractController
+{
+    #[Route(path: '/login', name: 'app_login')]
+    public function login(AuthenticationUtils $authenticationUtils): Response
+    {
+        // get the login error if there is one
+        $error = $authenticationUtils->getLastAuthenticationError();
+
+        // last username entered by the user
+        $lastUsername = $authenticationUtils->getLastUsername();
+
+        return $this->render('security/login.html.twig', [
+            'last_username' => $lastUsername,
+            'error' => $error,
+        ]);
+    }
+
+    #[Route(path: '/logout', name: 'app_logout')]
+    public function logout(): void
+    {
+        throw new \LogicException('This method can be blank - it will be intercepted by the logout key on your firewall.');
+    }
+}
diff --git a/src/Entity/Post.php b/src/Entity/Post.php
index b709ed0..7d7a2db 100644
--- a/src/Entity/Post.php
+++ b/src/Entity/Post.php
@@ -24,11 +24,11 @@ class Post
     #[ORM\Column]
     private ?bool $isDream = null;
 
-    #[ORM\Column]
-    private ?int $upVote = null;
+    #[ORM\Column(options: ["default" => 0])]
+    private int $upVote = 0;
 
-    #[ORM\Column]
-    private ?int $downVote = null;
+    #[ORM\Column(options: ["default" => 0])]
+    private int $downVote = 0;
 
     #[ORM\ManyToOne(inversedBy: 'posts')]
     #[ORM\JoinColumn(nullable: false)]
diff --git a/src/Entity/Profil.php b/src/Entity/Profil.php
index 1aabf6d..a14065f 100644
--- a/src/Entity/Profil.php
+++ b/src/Entity/Profil.php
@@ -6,15 +6,21 @@ use App\Repository\ProfilRepository;
 use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\Common\Collections\Collection;
 use Doctrine\ORM\Mapping as ORM;
+use Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity;
+use Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface;
+use Symfony\Component\Security\Core\User\UserInterface;
 
 #[ORM\Entity(repositoryClass: ProfilRepository::class)]
-class Profil
+#[UniqueEntity(fields: ['name'], message: 'There is already an account with this name')]
+class Profil implements UserInterface, PasswordAuthenticatedUserInterface
 {
     #[ORM\Id]
     #[ORM\GeneratedValue]
     #[ORM\Column]
     private ?int $id = null;
 
+    private array $roles = [];
+
     #[ORM\Column(length: 255, nullable: true)]
     private ?string $name = null;
 
@@ -54,6 +60,11 @@ class Profil
         return $this->id;
     }
 
+    public function setId(int $id): ?int
+    {
+        return $this->id = $id;
+    }
+
     public function getName(): ?string
     {
         return $this->name;
@@ -173,4 +184,30 @@ class Profil
 
         return $this;
     }
+
+    public function getRoles(): array
+    {
+        $roles = $this->roles;
+        // guarantee every user at least has ROLE_USER
+        $roles[] = 'ROLE_USER';
+
+        return array_unique($roles);
+    }
+
+    public function setRoles(array $roles): self
+    {
+        $this->roles = $roles;
+
+        return $this;
+    }
+
+    public function eraseCredentials(): void
+    {
+        // TODO: Implement eraseCredentials() method.
+    }
+
+    public function getUserIdentifier(): string
+    {
+        return $this->name;
+    }
 }
diff --git a/src/Form/RegistrationFormType.php b/src/Form/RegistrationFormType.php
new file mode 100644
index 0000000..b121f26
--- /dev/null
+++ b/src/Form/RegistrationFormType.php
@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Form;
+
+use App\Entity\Profil;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
+use Symfony\Component\Form\Extension\Core\Type\PasswordType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Validator\Constraints\IsTrue;
+use Symfony\Component\Validator\Constraints\Length;
+use Symfony\Component\Validator\Constraints\NotBlank;
+
+class RegistrationFormType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options): void
+    {
+        $builder
+            ->add('name')
+            ->add('agreeTerms', CheckboxType::class, [
+                'mapped' => false,
+                'constraints' => [
+                    new IsTrue([
+                        'message' => 'You should agree to our terms.',
+                    ]),
+                ],
+            ])
+            ->add('plainPassword', PasswordType::class, [
+                // instead of being set onto the object directly,
+                // this is read and encoded in the controller
+                'mapped' => false,
+                'attr' => ['autocomplete' => 'new-password'],
+                'constraints' => [
+                    new NotBlank([
+                        'message' => 'Please enter a password',
+                    ]),
+                    new Length([
+                        'min' => 6,
+                        'minMessage' => 'Your password should be at least {{ limit }} characters',
+                        // max length allowed by Symfony for security reasons
+                        'max' => 4096,
+                    ]),
+                ],
+            ])
+        ;
+    }
+
+    public function configureOptions(OptionsResolver $resolver): void
+    {
+        $resolver->setDefaults([
+            'data_class' => Profil::class,
+        ]);
+    }
+}
diff --git a/src/Repository/TagsRepository.php b/src/Repository/TagsRepository.php
index 01f3452..5116b48 100644
--- a/src/Repository/TagsRepository.php
+++ b/src/Repository/TagsRepository.php
@@ -9,7 +9,7 @@ use Doctrine\Persistence\ManagerRegistry;
 /**
  * @extends ServiceEntityRepository<Tags>
  */
-class TagsRepository extends ServiceEntityRepository
+class agsRepository extends ServiceEntityRepository
 {
     public function __construct(ManagerRegistry $registry)
     {
diff --git a/templates/post/all.html.twig b/templates/post/all.html.twig
new file mode 100644
index 0000000..13180f2
--- /dev/null
+++ b/templates/post/all.html.twig
@@ -0,0 +1,9 @@
+<h1>All website posts</h1>
+
+{% for post in posts %}
+  <div>
+    <span>Id: {{ post.id }}</span>
+    <span>Title: {{ post.title }}</span>
+    <span>Content: {{ post.text }}</span>
+  </div>
+{% endfor %}
diff --git a/templates/profil/index.html.twig b/templates/profil/index.html.twig
new file mode 100644
index 0000000..e2c425e
--- /dev/null
+++ b/templates/profil/index.html.twig
@@ -0,0 +1,20 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Hello ProfilController!{% endblock %}
+
+{% block body %}
+<style>
+    .example-wrapper { margin: 1em auto; max-width: 800px; width: 95%; font: 18px/1.5 sans-serif; }
+    .example-wrapper code { background: #F5F5F5; padding: 2px 6px; }
+</style>
+
+<div class="example-wrapper">
+    <h1>Hello {{ controller_name }}! ✅</h1>
+
+    This friendly message is coming from:
+    <ul>
+        <li>Your controller at <code>/home/aurian/3eme_annee/assassymfony/fukafukashita/src/Controller/ProfilController.php</code></li>
+        <li>Your template at <code>/home/aurian/3eme_annee/assassymfony/fukafukashita/templates/profil/index.html.twig</code></li>
+    </ul>
+</div>
+{% endblock %}
diff --git a/templates/registration/register.html.twig b/templates/registration/register.html.twig
new file mode 100644
index 0000000..c4218e0
--- /dev/null
+++ b/templates/registration/register.html.twig
@@ -0,0 +1,19 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Register{% endblock %}
+
+{% block body %}
+    <h1>Register</h1>
+
+    {{ form_errors(registrationForm) }}
+
+    {{ form_start(registrationForm) }}
+        {{ form_row(registrationForm.name) }}
+        {{ form_row(registrationForm.plainPassword, {
+            label: 'Password'
+        }) }}
+        {{ form_row(registrationForm.agreeTerms) }}
+
+        <button type="submit" class="btn">Register</button>
+    {{ form_end(registrationForm) }}
+{% endblock %}
diff --git a/templates/security/login.html.twig b/templates/security/login.html.twig
new file mode 100644
index 0000000..ca79723
--- /dev/null
+++ b/templates/security/login.html.twig
@@ -0,0 +1,42 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Log in!{% endblock %}
+
+{% block body %}
+    <form method="post">
+        {% if error %}
+            <div class="alert alert-danger">{{ error.messageKey|trans(error.messageData, 'security') }}</div>
+        {% endif %}
+
+        {% if app.user %}
+            <div class="mb-3">
+                You are logged in as {{ app.user.userIdentifier }}, <a href="{{ path('app_logout') }}">Logout</a>
+            </div>
+        {% endif %}
+
+        <h1 class="h3 mb-3 font-weight-normal">Please sign in</h1>
+        <label for="username">Name</label>
+        <input type="text" value="{{ last_username }}" name="_username" id="username" class="form-control" autocomplete="username" required autofocus>
+        <label for="password">Password</label>
+        <input type="password" name="_password" id="password" class="form-control" autocomplete="current-password" required>
+
+        <input type="hidden" name="_csrf_token"
+               value="{{ csrf_token('authenticate') }}"
+        >
+
+        {#
+            Uncomment this section and add a remember_me option below your firewall to activate remember me functionality.
+            See https://symfony.com/doc/current/security/remember_me.html
+
+            <div class="checkbox mb-3">
+                <label>
+                    <input type="checkbox" name="_remember_me"> Remember me
+                </label>
+            </div>
+        #}
+
+        <button class="btn btn-lg btn-primary" type="submit">
+            Sign in
+        </button>
+    </form>
+{% endblock %}
diff --git a/var/data.db b/var/data.db
index 6237051..380e83c 100644
Binary files a/var/data.db and b/var/data.db differ