javascript - Java is used as the backend, nodejs is used as the middle layer to separate the front and back ends

Question

How to do login verification in the front-end and back-end separation with java as the backend and nodejs as the middle layer

Answer 1

json data transmission, token verification or JWT

Answer 2

The most commonly used method is to return the token verification after username and password verification at the beginning, and all subsequent operations use tokens to interact with the backend