you can use SMTP to access GMail and auth via a web browser based flow (OAuth2/OIDC), this added extra security is needed if there's an additional server in the

you can use SMTP to access GMail and auth via a web browser based flow (OAuth2/OIDC), this added extra security is needed if there's an additional server in the mix that manages the OIDC tokens for the user > https://news.ycombinator.com/item?id=31421066 https://news.ycombinator.com/item?id=31421066