How do I find my GCM registration ID?

3 Answers

1. Create/Register App on Google Cloud.
2. Setup Cloud SDK with Development.
3. Configure project for GCM.
4. Get Device Registration ID.
5. Send Push Notifications.
6. Receive Push Notifications.

What is GCM registration ID?

A Registration ID is an identifier assigned by GCM to a single instance of a single application installed on an Android device. The device is assigned this identifier when it registers to Google Cloud Messaging. The GCM documentation doesn’t specify what information is encoded in this identifier.

What is GCM APNs?

Both Android and iOS requires the device to contact their respective push message provider (GCM or APNs) to receive a special string (which I will call the identifier), that uniquely identifies a specific app on a specific device. In GCM this is called the device ID, while APNs calls it a device token.

What is GCM and how it works?

Google Cloud Messaging (GCM) was a mobile notification service developed by Google that enables third-party application developers to send notification data or information from developer-run servers to applications that target the Google Android Operating System, as well as applications or extensions developed for the …

How do I get GCM Sender ID from Firebase?

Firebase Cloud Messaging/FCM Sender ID: This is the equivalent of the Google Cloud Messaging (GCM) Sender ID. It’s accessible under the Firebase > Project > Settings > Cloud Messaging tab.

What is APNs in firebase?

To receive a push notification, your device needs to be registered with the Apple Push Notification service (APNs) by receiving a unique device token. Once the device is registered, you can send push notifications to the device by sending a request to APNs using the device token.

How do I find my Firebase Sender ID?

2 Answers

1. Go to Firebase Console.
2. Select your project.
3. Click on Setting icon near to Overview in left panel.
4. Select Project settings .
5. If you have already registered your app to project then click on CLOUD MESSAGING tab.
6. If you do not have registered you app then first register it from Overview tab and follow step 5.

How do I get Firebase Admin SDK?

Add the Firebase Admin SDK to your server

1. On this page.
2. Prerequisites.
3. Set up a Firebase project and service account.
4. Add the SDK.
5. Initialize the SDK. Using an OAuth 2.0 refresh token.
6. Initialize multiple apps.
7. Set scopes for Realtime Database and Authentication.
8. Testing with gcloud end user credentials.

Does WhatsApp use GCM?

WhatsApp(and several other Apps) rely upon GCM/FCM(as option 1 – the default) as it is present as a system App on lot of devices and therefore holds a special status where it is very less likely to be killed unlike a normal App.