diff --git a/config/packages/security.yaml b/config/packages/security.yaml
index 031db6d..8cdfa08 100644
--- a/config/packages/security.yaml
+++ b/config/packages/security.yaml
@@ -1,18 +1,20 @@
 security:
+    enable_authenticator_manager: true
+
+    hide_user_not_found: false
+
+    # https://symfony.com/doc/current/security.html#registering-the-user-hashing-passwords
     password_hashers:
+        Symfony\Component\Security\Core\User\PasswordAuthenticatedUserInterface: 'auto'
         App\Entity\User:
             algorithm: auto
 
-    # https://symfony.com/doc/current/security.html#where-do-users-come-from-user-providers
+    # https://symfony.com/doc/current/security.html#loading-the-user-the-user-provider
     providers:
-        # used to reload user from session & other features (e.g. switch_user)
         app_user_provider:
             entity:
                 class: App\Entity\User
                 property: username
-
-    enable_authenticator_manager: true
-
     firewalls:
         dev:
             pattern: ^/(_(profiler|wdt)|css|images|js)/
@@ -20,16 +22,15 @@ security:
         main:
             lazy: true
             provider: app_user_provider
-            guard:
-                authenticators:
-                    - App\Security\AppAuthenticator
-            logout:
-                path: app_logout
-                # where to redirect after logout
-                # target: app_any_route
+            custom_authenticator: App\Security\LoginFormAuthenticator
+            logout: true
+
+            remember_me:
+                secret: '%kernel.secret%'
+                signature_properties: [password]
 
             # activate different ways to authenticate
-            # https://symfony.com/doc/current/security.html#firewalls-authentication
+            # https://symfony.com/doc/current/security.html#the-firewall
 
             # https://symfony.com/doc/current/security/impersonating_user.html
             # switch_user: true
@@ -37,6 +38,18 @@ 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/login, roles: PUBLIC_ACCESS }
-        # - { path: ^/admin, roles: ROLE_ADMIN }
-        # - { path: ^/profile, roles: ROLE_USER }
+        - { path: ^/admin, roles: ROLE_ADMIN }
+        - { path: ^/profile/edit, roles: ROLE_USER }
+
+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
+                cost: 4 # Lowest possible value for bcrypt
+                time_cost: 3 # Lowest possible value for argon
+                memory_cost: 10 # Lowest possible value for argon