[Standards-JIG] Groupchat using original jid's

Justin Karneges justin-keyword-jabber.093179 at affinix.com
Mon Oct 25 21:41:17 UTC 2004


On Monday 25 October 2004 12:27 pm, Jens Mikkelsen wrote:
> On Mon, 2004-10-25 at 20:54, Rachel Blackman wrote:
> > > Is there a standard for groupchat, where the group isn't administrated
> > > by the server or where the original jids are used?
> >
> > MU-C in a non-anonymous room includes the real JIDs in the presence
> > packets.  It is therefore possible to map the room-resource format
> > nicknames to the real JID.
>
> Hmmm... Ok. I haven't heard of the MU-C before. I have looked at
> jep-0045. To me it seems, that the server administrates this group,
> hence it could, if compromised, send the wrong JID's to the users.
> Thereby I had to trust the server, to be sure to get the right JIDs,
> right?
> What I was looking for, was something where the client was an
> administrator and the server, was a dummy forwarding packages. Then I
> could digatally sign the messages and the user JIDs. I hope I am making
> my self clear.

Signing a packet with a key that is known to be owned by some JID should be 
enough to indicate the real JID.  No need to modify the server at all.  Some 
clients actually send signed messages over groupchat today, although this 
isn't a formal standard.

-Justin



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