there's different implementations of private messages, but no one except you can read your DMs unless you leak your private key.
check out this talk for more details
soon all centralised platforms will be sharing everything with the #Panopticon; see #chatControl.
thatβs why we need the #nostr ecosystem to flourish!
#BUIDL ππ§‘ #freedomtech
This is why I dislike the fediverse apps, I understand they are useful but still they have a single point of failure which is the person(s) Hosting the services. #GrowNostr
Really bad trade off for the users.
But to be honest, using social media DMs for not-so-trivial things that could potentially become public is like sticking your naked ass out the window of a moving bus.