What is the Firebase emulator?

The Firebase Local Emulator Suite is a set of advanced tools for developers looking to build and test apps locally using Cloud Firestore, Realtime Database, Cloud Storage, Authentication, Cloud Functions, Pub/Sub, and Firebase Hosting. It provides a rich user interface to help you get running and prototyping quickly.

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Is Firebase safe to use?

The short answer is yes: by authenticating your users and writing security rules, you can fully restrict read / write access to your Firebase data . In a nutshell, Firebase security is enforced by server-side rules, that you author, and govern read or write access to given paths in your Firebase data tree.

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