What solutions to communicate securely while respecting privacy?
Respect privacy in communicating
Xmpp
To be 芦IM apps addicted禄 or not to be, that is the question. Choose to be free: Snikket, the system messaging based on XMPP protocol.
XMPP: if you know it you use it
MailCow: the solution for managing your own mail server
One of the best secure solutions to manage your own mail server, even self-hosted that respects the privacy
XMPP: the secure communication protocol that respects privacy
Some considerations on XMPP that is a powerful, open, secure, standards-based protocol