I heard SimpleX is a good privacy oriented chat program.
Found a video by Mental Outlaw explaining how to use it. https://www.youtube.com/watch?v=0cRu98XSap0
Yeah, I fully recommend it for 1 on 1 secure comms. Discord is much better replaced by Matrix, though
Fediverse sites are not private and secure. That is basically the entire point, it’s an open standard that shares information with whoever wants to spin up an instance to receive it.
Except using centralized social media (TikTok, Instagram, etc.) will guarantee your IP, probably location and other user data is logged onto a server, basically free for the fascists to see. Lemmy is at least decentralized, private, so more hurdles to request data from, by design not data hungry (eg. no apps that log your precise location for “advertisements”), and a lot of servers are out of the
germans(oops, true, we’re not the nazis anymore/yet) americans jurisdictions.Use tor also
Certain sites are far more secure, they scramble IP and show their code.