What is the purpose of Rest API key

What is the purpose of Rest API key?

I searched this forum and I know CLIENT_KEY is optional.
How about Rest API key? Is this also optional?


You need the REST api key if you are using the REST api to interact with your database.

I’m fairly new to parse server and have collected some experiances in the last days - even with the REST API. I cannot confirm, that the REST API Key is needed - at least not for all operations. I was able to do all CRUD operations without using this key.

The readme for Parse Server discusses this. In short if you want to require the use of a key, at it to the server config, if you don’t want to use it, don’t add it: