ssh key pairs

[Michael Hipp]

Keith Morse wrote:
> Got a situation that driving me slightly batty.  I cannot get a ssh key 
> pairs to work in a particular situation.
> 
> 
> 
> local host				remote host
> ------------------------------------------------------------------------
> either :
> 
> rh 7.2                                  Cobalt RAQ3
>   ssh OpenSSH_3.4p1                     ssh OpenSSH_3.4p1
> 
> or :
> 
> rh9
>   ssh OpenSSH_3.5p1
> 
> 
> 
> both local hosts can successfully ssh by keypair to other hosts.  but 
> neither can ssh by keypair to the remote host above.
> 
> 
> 
> i've got the local id_dsa.pub keys in the remotes .ssh/authorized_keys 
> file.  Permissions are (remote host):
> 
> -rw-r--r--    1 admin    admin        1234 Aug 11 15:03 authorized_keys
> -rw-------    1 admin    admin         744 Aug  9 15:18 id_dsa
> -rw-r--r--    1 admin    admin         617 Aug  9 15:18 id_dsa.pub
> -rw-rw-r--    1 admin    admin           0 Aug 11 14:31 known_hosts
> 
> 
> sshd_config on the remote permits public key authentication:
> 
> #PubkeyAuthentication yes
> 
> 
> 
> I've also verified that the the entries in authorized_keys contain no 
> superflous characters.  the keys are one line.
> 
> 
> Would this be something funky with the cobalt raq?  it's ssh install looks 
> pretty much like what I'd see in a redhat box.

Try getting rid of the world and group read/write on all those files. If 
you have 'strict modes' enabled it will fail if the permissions aren't 
locked down.

Michael