General settings - Android
The Android panel features settings for the authentication of Android clients as well as Firebase Cloud Messaging.
Under Authentication for Android clients, enter a Password with which Android devices will have to authenticate with the ManagementServer. To be able to use emergency actions, you have to enter the Sender ID and API key (Server key) of your Firebase Cloud Messaging account. Free accounts for this push notification framework can be registered at firebase.google.com. Consult the Reference Guide for more information about Firebase Cloud Messaging.