The thing is that as a random user, you might want to keep the content of your message secret for various reason (like ad profiling for example). Once you are

The thing is that as a random user, you might want to keep the content of your message secret for various reason (like ad profiling for example). Once you are more or less identified as a terrorist, from the point of view of an intelligence organization, they might be sad to not get the content of the messages, but is they can have the graph of your contact, they'll be more than happy (and find the weakest link in there). Incidentally I have also checked that the Telegram and Signal app are requesting a Location permission on Android. I don't know if it is sent to some sort of central server, but this does seem not safe if youe life depends on it.