-@url{https://otr.cypherpunks.ca/, Off-the-Record} или
-@url{https://whispersystems.org/blog/signal-inside-and-out/, Signal} протокол.
+@url{https://otr.cypherpunks.ca/, Off-the-Record (OTR)} или
+@url{https://conversations.im/omemo/, OMEMO}. А также стандартом
+@url{https://matrix.org/, Matrix}.