[cryptography] OTR algos for multi-user chat

Alfonso De Gregorio adg at crypto.lo.gy
Tue Dec 21 17:00:57 EST 2010


On Tue, Dec 21, 2010 at 10:28 PM,
<travis+ml-rbcryptography at subspacefield.org> wrote:
>
> Also, someone mentioned that the OTR algos have been expanded in
> research to accomodate multi-user.
>
> Anyone got links?

Hi Trevis,

yes, OTR went multi-party with http://www.cypherpunks.ca/~iang/pubs/mpotr.pdf

The slides from the presentation at CCS are available at
http://goliath.cs.ucdavis.edu/~matt/pubs/mpotr-ccs09/mpotr-ccs09-slides.pdf


> Might be a fun project to implement.

Matt Van Gundy was working at implementing mpOTR. He expected to have
a beta by the end of the year
http://lists.cypherpunks.ca/pipermail/otr-users/2010-June/001823.html

I'm not sure about the current status. I'd suggest to check with him
or Ian on otr-users.

Ciao,

--
  Alfonso De Gregorio,  blogs at http://Plaintext.crypto.lo.gy/

  BeeWise - Security Event Futures - http://beewise.org/



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