I think XMPP.

  • jhghjb (he/they)
    22·
    3 years ago

    xmpp encrypts everything, metadata included

    it’s not easy and makes the protocol really hard to implement but it is possible

      • jhghjb (he/they)
        2·
        3 years ago

        🤔 that does seem to be the case, maybe i was thinking of signal (it truly encrypts all metadata)