[OTR-dev] Are the security issues outlined in the 2005 Raimondo paper fixed?

Kjell Braden afflux at pentabarf.de
Sun Nov 10 04:16:54 EST 2013


On 10.11.2013 01:46, Greg wrote:
> My sincere apologies if this has already been answered somewhere.
> 
> The relevant paper can be found at this link, and elsewhere:
> 
> http://www.dmi.unict.it/diraimondo/web/wp-content/uploads/papers/otr.pdf
> 
> Are the issues this paper brought up still relevant in today's "Off-the-Record Messaging Protocol version 3"?
> 
> Many thanks for your help,
> 
> Greg

Hi Greg,

 the paper appears to apply to a signed DH key exchange as it was used
in OTRv1. It was replaced by a SIGMA AKE (which given as an alternative
in the paper) in OTRv2, so my understanding is that this issue is fixed.

Cheers
-- 
 Kjell

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