Google Firebase Cloud Messaging offers spam tier for some – no account required, just knowledge of bad security

Ten days ago, Abhishek Dharani, a Bengaluru, India-based bug hunter who goes by the name Abss online, recounted how he received a reward from Google for reporting a vulnerability in Google's Firebase Cloud Messaging (FCM) service. Dharani found that he could extract FCM server keys from Android apps, and use those keys to …

[IGotOut]

Nothing to worry about.

"FCM as a messaging backend – such as Google Hangouts and Google Play Music."

All 6

[IGotOut]

I've cracked it.

"FCM as a messaging backend – such as Google Hangouts and Google Play Music."

So that's why they got rid of them, not the lack of interest in another "me too" product from Google..