We are developing a mobile application (Android/iOS) that utilizes several Firebase services, including:
- Firebase Cloud Messaging (FCM)
- Firebase Analytics
- Firebase Crashlytics
- Performance Monitoring
Due to our company’s security policies, we need to explicitly whitelist (allow) the domains and URLs in our firewall to enable the app to communicate with Firebase services.
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- Firebase Cloud Messaging (FCM) -> fcm.googleapis.com
- Firebase Analytics, Performance Monitoring -> firebase.google.com
- Firebase Crashlytics – crashlytics.com, fabric.io