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en/articles/magento-to-symfony/data/security.md
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title: 'Symfony security: firewalls, roles and voters instead of acl.xml'
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# Security
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The Security component answers two questions. Authentication (who you are): firewall, user provider, authenticator. Authorization (what you're allowed to do): roles, `access_control` and voters. You write the user classes yourself: `make:user` creates a `User` entity with `UserInterface`.