diff --git a/config/packages/security.yaml b/config/packages/security.yaml
index 367af25..9ebc483 100644
--- a/config/packages/security.yaml
+++ b/config/packages/security.yaml
@@ -4,14 +4,30 @@ security:
         Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface: 'auto'
     # https://symfony.com/doc/current/security.html#loading-the-user-the-user-provider
     providers:
-        users_in_memory: { memory: null }
+        # used to reload user from session & other features (e.g. switch_user)
+        app_user_provider:
+            entity:
+                class: App\Entity\User
+                property: username
     firewalls:
         dev:
             pattern: ^/(_(profiler|wdt)|css|images|js)/
             security: false
         main:
             lazy: true
-            provider: users_in_memory
+            provider: app_user_provider
+            custom_authenticator: App\Security\LoginFormAuthenticator
+            logout:
+                path: app_logout
+                target: app_login
+            entry_point: App\Security\LoginFormAuthenticator
+
+
+            remember_me:
+                secret: '%kernel.secret%'
+                lifetime: 604800
+                path: /
+                always_remember_me: true
 
             # activate different ways to authenticate
             # https://symfony.com/doc/current/security.html#the-firewall
@@ -22,8 +38,13 @@ security:
     # Easy way to control access for large sections of your site
     # Note: Only the *first* access control that matches will be used
     access_control:
-        # - { path: ^/admin, roles: ROLE_ADMIN }
-        # - { path: ^/profile, roles: ROLE_USER }
+        - { path: ^/login, roles: PUBLIC_ACCESS }
+        - { path: ^/register, roles: PUBLIC_ACCESS }
+        - { path: ^/, roles: ROLE_USER }
+
+        
+        
+        
 
 when@test:
     security:
diff --git a/src/Controller/EmojiController.php b/src/Controller/EmojiController.php
index 416e20e..8c5ffad 100644
--- a/src/Controller/EmojiController.php
+++ b/src/Controller/EmojiController.php
@@ -13,7 +13,7 @@ use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Component\HttpFoundation\Request;
 use App\Repository\EmojiRepository;
 
-#[Route('/emoji', name: 'emoji')]
+#[Route('/emojis', name: 'app_emoji_')]
 class EmojiController extends AbstractController
 {
     private RarityRepository $rarityRepository;
@@ -25,7 +25,7 @@ class EmojiController extends AbstractController
         $this->httpClient = $httpClient;
     }
 
-    #[Route('/emoji', name: 'app_emoji')]
+    #[Route('/', name: 'emojis')]
     public function index(): Response
     {
         $this->testToMove();
@@ -41,7 +41,7 @@ class EmojiController extends AbstractController
         return new Response(['count' => $count]);
     }
 
-    #[Route('/addRarity', name: 'addR')]
+    #[Route('/addRarity', name: 'add_rarity')]
     public function addRarityDebug(EntityManagerInterface $entityManager) {
         $rarity = new Rarity();
         $rarity->setName('Bip');
@@ -52,7 +52,7 @@ class EmojiController extends AbstractController
         return new Response();
     }
 
-    #[Route('/add/{code}', name: 'add')]
+    #[Route('/add/{code}', name: 'add_code')]
     public function addEmojiDebug(string $code, EntityManagerInterface $entityManager) {
         $emoji = new Emoji();
         $emoji->setCode($code);
diff --git a/src/Controller/HomeController.php b/src/Controller/HomeController.php
index 95761d7..87f291d 100644
--- a/src/Controller/HomeController.php
+++ b/src/Controller/HomeController.php
@@ -8,7 +8,7 @@ use Symfony\Component\Routing\Annotation\Route;
 
 class HomeController extends AbstractController
 {
-    #[Route('/', name: 'home')]
+    #[Route('/', name: 'app_home')]
     public function index(): Response
     {
         $emojisDeBase = [
diff --git a/src/Controller/LoginController.php b/src/Controller/LoginController.php
new file mode 100644
index 0000000..1b26f59
--- /dev/null
+++ b/src/Controller/LoginController.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Component\Security\Http\Authentication\AuthenticationUtils;
+
+class LoginController extends AbstractController
+{
+    #[Route(path: '/login', name: 'app_login')]
+    public function login(AuthenticationUtils $authenticationUtils): Response
+    {
+        if ($this->getUser()) {
+             return $this->redirectToRoute('app_home');
+        }
+        $error = $authenticationUtils->getLastAuthenticationError();
+        $lastUsername = $authenticationUtils->getLastUsername();
+
+        return $this->render('auth/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/Controller/RegistrationController.php b/src/Controller/RegistrationController.php
new file mode 100644
index 0000000..50f4cf5
--- /dev/null
+++ b/src/Controller/RegistrationController.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Controller;
+
+use App\Entity\User;
+use App\Form\RegistrationFormType;
+use App\Security\LoginFormAuthenticator;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\PasswordHasher\Hasher\UserPasswordHasherInterface;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Component\Security\Http\Authentication\UserAuthenticatorInterface;
+
+class RegistrationController extends AbstractController
+{
+    #[Route('/register', name: 'app_register')]
+    public function register(Request $request, UserPasswordHasherInterface $userPasswordHasher, UserAuthenticatorInterface $userAuthenticator, LoginFormAuthenticator $authenticator, EntityManagerInterface $entityManager): Response
+    {
+        $user = new User();
+        $form = $this->createForm(RegistrationFormType::class, $user);
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted() && $form->isValid()) {
+            $user->setPassword(
+                $userPasswordHasher->hashPassword(
+                    $user,
+                    $form->get('plainPassword')->getData()
+                )
+            );
+            $user->setRoles(['ROLE_USER']);
+
+            $entityManager->persist($user);
+            $entityManager->flush();
+
+            return $userAuthenticator->authenticateUser(
+                $user,
+                $authenticator,
+                $request
+            );
+        }
+
+        return $this->render('auth/register.html.twig', [
+            'registrationForm' => $form->createView(),
+        ]);
+    }
+}
diff --git a/src/Entity/User.php b/src/Entity/User.php
new file mode 100644
index 0000000..bef596e
--- /dev/null
+++ b/src/Entity/User.php
@@ -0,0 +1,116 @@
+<?php
+
+namespace App\Entity;
+
+use App\Repository\UserRepository;
+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;
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\Common\Collections\Collection;
+
+#[ORM\Entity(repositoryClass: UserRepository::class)]
+#[UniqueEntity(fields: ['username'], message: 'There is already an account with this username')]
+class User implements UserInterface, PasswordAuthenticatedUserInterface
+{
+    #[ORM\Id]
+    #[ORM\GeneratedValue]
+    #[ORM\Column]
+    private ?int $id = null;
+
+    #[ORM\Column(length: 180, unique: true)]
+    private ?string $username = null;
+
+    #[ORM\Column]
+    private array $roles = [];
+
+    /**
+     * @var string The hashed password
+     */
+    #[ORM\Column]
+    private ?string $password = null;
+
+    #[ORM\ManyToMany(targetEntity: Emoji::class, inversedBy: 'users')]
+    #[ORM\JoinTable(name: 'posseder')]
+    private Collection $emojis;
+
+    public function __construct() {
+        $this->emojis = new ArrayCollection();
+    }
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getUsername(): ?string
+    {
+        return $this->username;
+    }
+
+    public function setUsername(string $username): static
+    {
+        $this->username = $username;
+
+        return $this;
+    }
+
+    /**
+     * A visual identifier that represents this user.
+     *
+     * @see UserInterface
+     */
+    public function getUserIdentifier(): string
+    {
+        return (string) $this->username;
+    }
+
+    /**
+     * @see UserInterface
+     */
+    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): static
+    {
+        $this->roles = $roles;
+
+        return $this;
+    }
+
+    /**
+     * @see PasswordAuthenticatedUserInterface
+     */
+    public function getPassword(): string
+    {
+        return $this->password;
+    }
+
+    public function setPassword(string $password): static
+    {
+        $this->password = $password;
+
+        return $this;
+    }
+
+    public function getEmojis(): Collection
+{
+    return $this->emojis;
+}
+
+    /**
+     * @see UserInterface
+     */
+    public function eraseCredentials(): void
+    {
+        // If you store any temporary, sensitive data on the user, clear it here
+        // $this->plainPassword = null;
+    }
+}
diff --git a/src/Form/RegistrationFormType.php b/src/Form/RegistrationFormType.php
new file mode 100644
index 0000000..b5f3be1
--- /dev/null
+++ b/src/Form/RegistrationFormType.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Form;
+
+use App\Entity\User;
+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('username')
+            ->add('plainPassword', PasswordType::class, [
+                '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' => 4096,
+                    ]),
+                ],
+            ])
+        ;
+    }
+
+    public function configureOptions(OptionsResolver $resolver): void
+    {
+        $resolver->setDefaults([
+            'data_class' => User::class,
+        ]);
+    }
+}
diff --git a/src/Repository/UserRepository.php b/src/Repository/UserRepository.php
new file mode 100644
index 0000000..c788f46
--- /dev/null
+++ b/src/Repository/UserRepository.php
@@ -0,0 +1,67 @@
+<?php
+
+namespace App\Repository;
+
+use App\Entity\User;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+use Symfony\Component\Security\Core\Exception\UnsupportedUserException;
+use Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface;
+use Symfony\Component\Security\Core\User\PasswordUpgraderInterface;
+
+/**
+ * @extends ServiceEntityRepository<User>
+ *
+ * @implements PasswordUpgraderInterface<User>
+ *
+ * @method User|null find($id, $lockMode = null, $lockVersion = null)
+ * @method User|null findOneBy(array $criteria, array $orderBy = null)
+ * @method User[]    findAll()
+ * @method User[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
+ */
+class UserRepository extends ServiceEntityRepository implements PasswordUpgraderInterface
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, User::class);
+    }
+
+    /**
+     * Used to upgrade (rehash) the user's password automatically over time.
+     */
+    public function upgradePassword(PasswordAuthenticatedUserInterface $user, string $newHashedPassword): void
+    {
+        if (!$user instanceof User) {
+            throw new UnsupportedUserException(sprintf('Instances of "%s" are not supported.', $user::class));
+        }
+
+        $user->setPassword($newHashedPassword);
+        $this->getEntityManager()->persist($user);
+        $this->getEntityManager()->flush();
+    }
+
+//    /**
+//     * @return User[] Returns an array of User objects
+//     */
+//    public function findByExampleField($value): array
+//    {
+//        return $this->createQueryBuilder('u')
+//            ->andWhere('u.exampleField = :val')
+//            ->setParameter('val', $value)
+//            ->orderBy('u.id', 'ASC')
+//            ->setMaxResults(10)
+//            ->getQuery()
+//            ->getResult()
+//        ;
+//    }
+
+//    public function findOneBySomeField($value): ?User
+//    {
+//        return $this->createQueryBuilder('u')
+//            ->andWhere('u.exampleField = :val')
+//            ->setParameter('val', $value)
+//            ->getQuery()
+//            ->getOneOrNullResult()
+//        ;
+//    }
+}
diff --git a/src/Security/LoginFormAuthenticator.php b/src/Security/LoginFormAuthenticator.php
new file mode 100644
index 0000000..84bebf1
--- /dev/null
+++ b/src/Security/LoginFormAuthenticator.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Security;
+
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
+use Symfony\Component\Security\Core\Security;
+use Symfony\Component\Security\Http\Authenticator\AbstractLoginFormAuthenticator;
+use Symfony\Component\Security\Http\Authenticator\Passport\Badge\CsrfTokenBadge;
+use Symfony\Component\Security\Http\Authenticator\Passport\Badge\RememberMeBadge;
+use Symfony\Component\Security\Http\Authenticator\Passport\Badge\UserBadge;
+use Symfony\Component\Security\Http\Authenticator\Passport\Credentials\PasswordCredentials;
+use Symfony\Component\Security\Http\Authenticator\Passport\Passport;
+use Symfony\Component\Security\Http\Util\TargetPathTrait;
+
+class LoginFormAuthenticator extends AbstractLoginFormAuthenticator
+{
+    use TargetPathTrait;
+
+    public const LOGIN_ROUTE = 'app_login';
+
+    public function __construct(private UrlGeneratorInterface $urlGenerator)
+    {
+    }
+
+    public function authenticate(Request $request): Passport
+    {
+        $username = $request->request->get('username', '');
+
+        $request->getSession()->set(Security::LAST_USERNAME, $username);
+
+        return new Passport(
+            new UserBadge($username),
+            new PasswordCredentials($request->request->get('password', '')),
+            [
+                new CsrfTokenBadge('authenticate', $request->request->get('_csrf_token')),
+                new RememberMeBadge(),
+            ]
+        );
+    }
+
+    public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response
+    {
+        if ($targetPath = $this->getTargetPath($request->getSession(), $firewallName)) {
+            return new RedirectResponse($targetPath);
+        }
+
+        return new RedirectResponse($this->urlGenerator->generate('app_home'));
+    }
+
+    protected function getLoginUrl(Request $request): string
+    {
+        return $this->urlGenerator->generate(self::LOGIN_ROUTE);
+    }
+
+}
diff --git a/templates/auth/login.html.twig b/templates/auth/login.html.twig
new file mode 100644
index 0000000..e6b945f
--- /dev/null
+++ b/templates/auth/login.html.twig
@@ -0,0 +1,43 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Connexion{% endblock %}
+
+{% block stylesheets %}
+    {{ parent() }}
+    <link rel="stylesheet" href="{{ asset('css/login.css') }}">
+{% endblock %}
+
+{% block body %}
+    <div class="login-container">
+
+        <h1 class="login-title">🔐 Connexion</h1>
+
+        {% if error %}
+            <div class="login-error">Mauvais nom d'utilisateur ou mot de passe.</div>
+        {% endif %}
+
+        {% if app.user %}
+            <div class="already-logged">
+                Connecté en tant que {{ app.user.userIdentifier }},
+                <a href="{{ path('app_logout') }}" class="logout-link">Se déconnecter</a>
+            </div>
+        {% endif %}
+
+        <form method="post" class="login-form">
+            <label for="inputUsername">Nom d'utilisateur</label>
+            <input type="text" id="inputUsername" name="username" value="{{ last_username }}" required autofocus>
+
+            <label for="inputPassword">Mot de passe</label>
+            <input type="password" id="inputPassword" name="password" required>
+
+            <input type="hidden" name="_csrf_token" value="{{ csrf_token('authenticate') }}">
+
+            <button class="btn-login" type="submit">🚪 Se connecter</button>
+        </form>
+
+    </div>
+    <div class="no-account">
+        <p>Pas encore de compte ?</p>
+        <a href="{{ path('app_register') }}" class="btn-register">Créer un compte</a>
+    </div>
+{% endblock %}
diff --git a/templates/auth/register.html.twig b/templates/auth/register.html.twig
new file mode 100644
index 0000000..481e573
--- /dev/null
+++ b/templates/auth/register.html.twig
@@ -0,0 +1,30 @@
+{% extends 'base.html.twig' %}
+
+{% block title %}Inscription{% endblock %}
+
+{% block stylesheets %}
+    {{ parent() }}
+    <link rel="stylesheet" href="{{ asset('css/login.css') }}">
+{% endblock %}
+
+{% block body %}
+    <div class="register-container">
+        <h1>📝 Inscription</h1>
+
+        {{ form_start(registrationForm) }}
+            {{ form_errors(registrationForm) }}
+
+            {{ form_row(registrationForm.username) }}
+            {{ form_row(registrationForm.plainPassword, {
+                label: 'Mot de passe'
+            }) }}
+
+            <button type="submit" class="btn">Créer mon compte</button>
+        {{ form_end(registrationForm) }}
+
+        <div class="no-account">
+            <p>Déjà inscrit ?</p>
+            <a href="{{ path('app_login') }}" class="btn-register">Se connecter</a>
+        </div>
+    </div>
+{% endblock %}
diff --git a/templates/home/index.html.twig b/templates/home/index.html.twig
index 2f191c6..986565c 100644
--- a/templates/home/index.html.twig
+++ b/templates/home/index.html.twig
@@ -7,6 +7,14 @@
 {% endblock %}
 
 {% block body %}
+    {% if app.user %}
+        <div class="logout-container">
+            Connecté en tant que <strong>{{ app.user.username }}</strong>
+            <form action="{{ path('app_logout') }}" method="post" style="display: inline;">
+                <button type="submit" class="btn btn-logout">🚪 Se déconnecter</button>
+            </form>
+        </div>
+    {% endif %}
 
     <h1>🧬 Ma collection de créatures 🐾</h1>