Re: ssh without encryption (authentication only)?

Peter, 
Use High Performance SSH/SCP - HPN-SSH - see 
http://www.psc.edu/networking/projects/hpn-ssh/ for the details. 

Regards, 
Val Baranov
CISSP CEH MCSE CCA
Sr. Unix Systems Administrator
Global Infrastructure Service Delivery
Revlon
Daytime ph. #:  919-603-3169
Cell ph. #:          919-274-9960
e-mail:               val.baranov@revlon.com


"Austin Murphy" <austin.murphy@gmail.com> 
Sent by: listbounce@securityfocus.com 
09/28/2007 10:51 AM  
 
 To
 "Peter Daum" <gator_ml@yahoo.de> 
 cc
 secureshell@securityfocus.com 
 Subject
 Re: ssh without encryption (authentification only)?
 
 
 
 
 



Hi Peter,

You want a "null cipher" for the data transport after authentication.
My understanding is that this is possible, but you need to recompile
OpenSSH.

Austin

On 9/27/07, Peter Daum <gator_ml@yahoo.de> wrote:
> Hi,
>
> ... maybe a little heretic: is there any way to tell ssh to forward data
> without any encryption. (or using some very "light" cipher)?
>
> I am experimenting with a central backup server that will get data from
> many hosts at the same time via rsync+ssh.
> While I am very concerned about access control (thus ssh/public key
> authentification), the data is transfered over a network that can't
> easily be eavesdropped, so the data encryption would be expendable.
> After doing some tests, it looks like the additional CPU load caused
> by data encryption might be too much ...
>
> Regards,
>               Peter Daum
>
> P.S.: I had posted this question before; as I just noticed,
>       it was rejected with the comment
>       "Please tell the list which version and vendor of SSH you are using"