Could you please provide some home-reading material on the topic? I understand that the notion of "secure messenger" linked to your phone number and running on a phone is laughable, but it's the first time I hear accusations that my mobile operator can retrieve basically any info from my phone, like actually right now, without breaking a sweat.
Does it apply to all mobile operators or only to american ones?
There used to be a really good walk through and demo of the software on youtube, but it was pulled down. Perhaps someone has uploaded it again. I will see if I can find it.
IIRC, these debugging tools exist on all carriers and each have their own custom implementations.
Does it apply to all mobile operators or only to american ones?