How Apps Use Push Notifications to Spy on You (and How to Stop Them)
Back in December, we learned that governments and law enforcement agencies are able to spy on your smartphone activity by requesting your push notification data from Apple or Google . Very cool and unconcerning! But as it turns out, it's not just the authorities who can scrape your push notification data: Apps do it too, without you ever opening said app in the first place. But you can put a stop to it. How apps spy on you through your push notifications As security research duo Mysk explains in this video , apps are taking advantage of a loophole in iOS push notifications to scrape personal data on your iPhone and send it back to remote servers. Here how it works: iOS allows apps to wake in the background when push notifications come through in order to allow the app to decrypt the payload (the message contained in the notification), or download data attached to the alert. But according to Mysk, many "data-hungry" apps use this as an opportunity to send data analytics ...

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