On Tue, Apr 23, 2013 at 6:02 PM, Daniele Ricci <daniele.ath...@gmail.com> wrote: >> I hope you don't mean context-free signatures on individual IMs similar >> to those in XEP-0027 <http://xmpp.org/extensions/xep-0027.html>? >>
I can always give users a warning that when user is offline security is decreased. Using some sort of push mechanism, sender could wait for the recipient to go online and then begin a OTR session (some sort of an async "begin-session request") -- Daniele