Re:Facebook executives shut down efforts to make the site le...
by Lammy on Tuesday May 26, 2020 @05:48PM
(#23316827)
Yep, Google's was. They never enabled server-to-server TLS, though, so GTalk was effectively cut off from the federated XMPP network after May 2014 when that became mandatory: https://blog.prosody.im/mandatory-encryption-on-xmpp-starts-...
[1] https://googletalk.blogspot.com/2006/01/xmpp-federation.html