You already know Russia’s Max messenger spies on users. You probably don’t know just how many surveillance tools it hides, including even a neural network for eavesdropping.

It has long been known that the Russian messenger Max is an unreliable and even dangerous service that constantly spies on its users. But IT specialists continue to find new vulnerabilities and surveillance tools in the app. In mid-May, a user of the IT site Habr shared the results of his own analysis of Max for Android. He not only confirmed previously known information but also revealed previously unknown features of the app. Some of them — such as the ability to disable all encryption on a...