Make HTTP messages carry state
Created by server and stored in browser
If no domain is explicitly specified for a cookie, it defaults to the domain of the server that sent it. Cookies are vulnerable to XSS attacks and pose a risk of information theft, so they should be used only when their speed or convenience is necessary.
The term comes from “magic cookie,” which refers to a packet of data that a program receives and returns unchanged. Cookie attributes store information such as expiration, domain, and flags like Secure and HttpOnly. In MSA, cookies are convenient when moving across different subdomains.
HTTP Cookie Notion
HTTP Cookie Usages
Inside Google's Plan to Kill the Cookie
To replace the cookie in Chrome and Android, Google has an offering for the world called “Privacy Sandbox." Here's an exclusive peek into how it will work.
https://gizmodo.com/google-chrome-cookie-privacy-sandbox-1850303764

[스압/데이터주의] 웹 최적화 방식 모음 - 4. 로드 후
동일한 페이지, 다른 페이지 다른 페이지로 넘어갈 때 요청량을 줄일 수 있는 여러 기법들이 존재한다. [ Offline First] 4.1.1 클라이언트 저장소들 비교와 활용 개요 로드 후, 브라우저에 정보를 저장하는 것은 캐시로 사용해 서버에 요청을 줄이거나 낙관적 UI(Optimistic UI)를 구현할 때 커다란 도움이 될 수 있기 때문에 중요하다.
https://black7375.tistory.com/81

Seonglae Cho