Can't SSH from Windows

Matt Johnston matt at ucc.asn.au
Fri Apr 29 07:36:56 AWST 2016


Hi Rob,

It sounds like LEAF have disabled the group14-sha1 algorithm which was the only compatible algorithm. Sha1 isn't too insecure in this context, at least at present.

Matt

On 29 April 2016 3:06:46 am AWST, Rob Ogle <rogle at css1.net> wrote:
>I just installed the latest version of uclibc from
>leaf.sourceforge.net. 
>
>I can ssh into the leaf box just fine from another linux box, but I
>can't
>get any windows ssh client to connect. I have tried multiple clients
>from
>multiple machines. 
>
> 
>
>The error message from puTTY says:  Couldn't agree a key exchange
>algorithm
>(available: curve25519-sha256 at libssh.org
><mailto:curve25519-sha256 at libssh.org> , ecdh-sha2-nistp521,
>ecdh-sha1-nistp384, ecdh-sha2-nistp256, kexguess2 at matt.uccasn.au)
>
> 
>
>The error message from Dameware SSH Client says: connection error:
>Could not
>negotiate diffie-hellman-group1-sha1.
>
> 
>
>Putty version 0.67
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