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 Reference: [Blog on "Easy google auth with nodejs"](https://medium.com/@jackrobertscott/easy-google-auth-with-node-js-99ac40b97f4c)
 
+![oauth architecture](https://i.ibb.co/NWSvs22/image-2023-08-26-153803850.png)
+
 ## Session
 Reference: [How Session work in express](https://medium.com/@alysachan830/cookie-and-session-ii-how-session-works-in-express-session-7e08d102deb8)