Re: ssh connection without passwd

[Anthony <anthony.berger@cea.fr>]

Example :

su - usera
ssh-keygen


usera@HOSTA:~/.ssh$ cat ~/.ssh/id_rsa.pub
ssh-rsa 
AAAAB3NzaC1yc2EAAAABIwAAAQEAw7KhpWfG/RRZhaAZlUVK9iH07LnzeO1dgs1vmOX1vK1EZ+p/Pru6UZqSl0sOaBNOIffjG1F4IeRTVw+7CRdnPPcil4htRwFCjMQi11uJcCqfTjaHS5gcvqOOtUPoBlY6WM+35BRzPNdAhnwSWpxVmEfgtDI4Hi18XVU3V9IHTK645oNgHix4GMAQc8IlESmf2HWifAmJogT4qozKZwpA8lyCeOKTMAvTa3GyeqMWx5weuvuI5thMa+bTlIByUGPjqJvWISEiKXXaZt6ioFdXxXMgFC+Or5zzWG5yBouXJQCbKDwyuhsFuEOVu83ykHU+YIytA0/FXcBZjg6tiGgnVQ== 
usera@HOSTA


on hostb:

su - userb
vi ~/.ssh.authorized_keys
add the key:
ssh-rsa 
AAAAB3NzaC1yc2EAAAABIwAAAQEAw7KhpWfG/RRZhaAZlUVK9iH07LnzeO1dgs1vmOX1vK1EZ+p/Pru6UZqSl0sOaBNOIffjG1F4IeRTVw+7CRdnPPcil4htRwFCjMQi11uJcCqfTjaHS5gcvqOOtUPoBlY6WM+35BRzPNdAhnwSWpxVmEfgtDI4Hi18XVU3V9IHTK645oNgHix4GMAQc8IlESmf2HWifAmJogT4qozKZwpA8lyCeOKTMAvTa3GyeqMWx5weuvuI5thMa+bTlIByUGPjqJvWISEiKXXaZt6ioFdXxXMgFC+Or5zzWG5yBouXJQCbKDwyuhsFuEOVu83ykHU+YIytA0/FXcBZjg6tiGgnVQ== 
usera@HOSTA

From HostB
ssh HOSTA



Raj Kiran Grandhi a écrit :
> abdelkader belahcene wrote:
> > Hi every one,
> >
> > I am using DSL on small miniPC.
> >
> > I tried the ssh-keygen it seemed running correctly, it generates the
> > key (pub and priv),
>
> Use ssh-copy-id to copy your public key to the ssh server. This 
> requires that password based connections are allowed to that server.
>
> > but the ssh-add  gave  cannot open a connection to
> >  authentifcation agent  ???? , I tried it after ssh-agent I got same 
> > error.
> >
> >
> > In fact I want an automatic (  from scrpit without passwd ) connection
> > to myserver using ssh. I don't know if ssh has an option to disable
> > the passwd or  to send it thru the command ???
> >
> > thanks a lot
> > best regards
> > bela