Secure Google Cloud Functions http trigger with auth

Question

I am trying out Google Cloud Functions today following this guide: https://cloud.google.com/functions/docs/quickstart

I created a function with an HTTP trigger, and

Answer 1

You should not "leave it open and hope no one knows". You can implement your own security check or you may want to try the Google Function Authorizer module (https://www.npmjs.com/package/google-function-authorizer).