Webhook-triggered functions are also authorized by an API key, and the authorization is set to the API key mode automatically.
Unless explicitly configured otherwise, the function key named default will be expected. For a generic JSON webhook, the key is passed in the "code" query string parameter similar to an HTTP-triggered function.
If you wish to send a different key, you will need to add a new key in the management panel by clicking on Add new function key. If you leave the key text box empty, and hit on Save, a new random string key will be generated for you:
Then you can send the key name in either the query-string ...