The Django authentication system handles both authentication and authorization. Briefly, authentication verifies a user is who they claim to be, and authorization determines what an authenticated user is allowed to do. Here the term authentication is used to refer to both tasks.
인증이란 ?
The authentication system in Django aims to be very generic and doesn’t provide some features commonly found in web authentication systems. Solutions for some of these common problems have been implemented in third-party packages:
third-party 이용해야함
https://docs.djangoproject.com/en/3.1/topics/auth/
https://docs.djangoproject.com/en/3.1/topics/auth/default/