i'll try to look into the client side of the code with the HPN mod and
see how the client requests it from the NoneEnabled/NoneSwitch sshd daemon.

http://www.psc.edu/networking/projects/hpn-ssh/hpnreadme.php

might take me a while as i am not familiar at all with the mechanics of
ssh/ssl  (an why i found libssh2 way simpler to use than the other
libraries in the first place)

Peter Stuge wrote:
> Hi again.
> 
> Sorry, I misunderstood a little.
> 
> 
> Michel Valin wrote:
>> As i understand it, the "none" cipher turns encryption off from the
>> get go.
> 
> Well, yes. It's a cipher algorithm which results in no encryption.
> 
> 
>> The question remains, how to switch from strong cipher at
>> authentication time to no cipher for data transfer.
> 
> Yeah. You want to switch cipher in an established session, before
> opening any channels. libssh2 has no API for this, but go ahead and
> suggest something. If it's clean and you send a patch then I don't
> see why it wouldn't be included.
> 
> 
> //Peter
> _______________________________________________
> libssh2-devel http://cool.haxx.se/cgi-bin/mailman/listinfo/libssh2-devel

-- 
Michel Valin
Responsable, Soutien CHP | Head, HPC support
CHP & Opérations des TI nationales
HPC & National IT Operations
Direction du dirigeant principal de l'information
Chief Information Officer Branch
Environnement Canada | Environment Canada
2121, N. Trans canada, Dorval, QC, CANADA  H9P 1J3
[email protected]
Téléphone   | Telephone 514-421-4753
Télécopieur | Facsimile 514-421-4703
Gouvernement du Canada | Government of Canada

Entre deux mots, il faut choisir le moindre.
Always choose the shortest of two words.

Paul Valéry
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