[OTR-users] otr dh key encryption

[Ileana]

OK...the final version of the article is up with feedback from this
list.

https://fairieunderground.info/node/149


Thanks,

Ileana







On Mon, 18 Feb 2013 22:51:27 -0600
Ileana <ileana at fairieunderground.info> wrote:

> Hello,
> 
> We are writing to understand the OTR encryption methods.  It strikes
> me that an application which purports to provide secure chat should
> provide forward secrecy for years to come from brute-force
> cryptanalysis.
> 
> Can someone confirm that OTR uses AES-256 bit cipher in CTR mode, with
> keys derived from diffie-hellman key exchange using a 1536 bit prime
> group?
> 
> We are writing an article:  https://fairieunderground.info/node/149
> 
> Any other comments or additional details are appreciated.
> 
> Thanks,
> 
> Ileana
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