ssh clarification needed
Frank Murphy
frankly3d at fedoraproject.org
Sun Jan 4 11:40:54 UTC 2009
Anne Wilson wrote:
> I frequently use ssh+keys to do yum updates on my server, but I've not used it
> on other parts of the LAN. Now I want to, and I realise that I'm not clear on
> one very important point.
>
> Is a ssh key specific to a computer, or to a user? That is, does my key
> pertain to any box on the lan, as long as I'm the user? Or is it machine
> specific - in which case I would think that every user would have the same
> key, which seems unlikely. Then again, is it a combination of user and
> computer, in which case every user needs a specific key on every box he uses
> (assuming that he may want to ssh to other boxes).
>
> I suspect that the last case is the correct one, but I want to be sure.
> Thanks
>
> Anne
>
Also lookup up fail2ban, in case your ssh server is open to the world.
Frank
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