JWT: Authentication / Authorization

JWT: Stateless

JWT: Header / Payload / Signature

JWT: HTTP Authorization Header

JWT: Access Token / Refresh Token

JWT: 로그인 이후 AT/RT 흐름

JWT: Access Token Payload Claims

**JWT: AuthenticationFilter

JWT: AuthorizationFilter

JWT: Refresh rotaion 개념

JWT: Refresh Rotaion- DB

JWT: Refresh Rotaion- Redis

Token