New answers tagged carriers
The System Version of the device is usually unique to a carrier, due to the changes carriers make to the stock software in most countries. You can find that value in Settings > About Device > System Version and plug it into Google.
Nothing is utterly IMpossible, but it's certainly improbable. They'd have to carefully monitor every bit of your network traffic, and as WhatsApp encrypts all of their traffic, your carrier would then have to break that encryption which is no small task. The alternative is for your carrier to have installed some sort of monitoring software on your phone ...
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