Here’s a Warrant Showing the U.S. Government is Monitoring Push Notifications:
The letter does not disclose the legal mechanism used by governments to demand this data from Apple or Google. But the court record reviewed by 404 Media does include some specifics around push notification demands. Court Watch shared the record with 404 Media. The record is a search warrant application from May 2020 related to the investigation of a person suspected of theft or bribery concerning programs receiving federal funds.
In the search warrant application for information associated with a specific Yahoo email account, an FBI Special Agent writes under a section of the record entitled “Background Information Regarding Provider Services” that when a user of a mobile app installs and launches an app, the app will direct the device to obtain a “Push Token.” This is “a unique identifier that allows the provider associated with the application […] to locate the device on which the application is installed.”
[If they can, they will…]