Merge pull request #741

Author: symfony-flex-server[bot]

symfony/security-bundle/3.3/config/packages/security.yaml

@@ -1,13 +1,14 @@
 security:
     # https://symfony.com/doc/current/security.html#where-do-users-come-from-user-providers
     providers:
-        in_memory: { memory: null }
+        users_in_memory: { memory: null }
     firewalls:
         dev:
             pattern: ^/(_(profiler|wdt)|css|images|js)/
             security: false
         main:
             anonymous: true
+            provider: users_in_memory
 
             # activate different ways to authenticate
             # https://symfony.com/doc/current/security.html#firewalls-authentication

symfony/security-bundle/4.4/config/packages/security.yaml

@@ -1,13 +1,14 @@
 security:
     # https://symfony.com/doc/current/security.html#where-do-users-come-from-user-providers
     providers:
-        in_memory: { memory: null }
+        users_in_memory: { memory: null }
     firewalls:
         dev:
             pattern: ^/(_(profiler|wdt)|css|images|js)/
             security: false
         main:
             anonymous: lazy
+            provider: users_in_memory
 
             # activate different ways to authenticate
             # https://symfony.com/doc/current/security.html#firewalls-authentication