If you use Traefik together with docker machine deployment of NodeJS, it has some pretty good options to protect against ddos attacks:
https://faun.pub/prevent-ddos-attacks-with-traefik-2-44fb32eeac4f
We just haven’t exposed those options in the UI, so you will have to enter them in the docker-compose.yml file for the specific docker machine you are working with, under the Wappler sub folder there.