[OAuth 2.0] OAuth란?
https://velog.io/@undefcat/OAuth-2.0-%EA%B0%84%EB%8B%A8%EC%A0%95%EB%A6%AC
OAuth 2.0 동작 방식의 이해
https://blog.naver.com/mds_datasecurity/222182943542
OAuth 2.0 개념 정리
https://hwannny.tistory.com/92
Token Life Cycle And Cookie
https://jydlove.tistory.com/61