How do I gracefully exit/shutdown a "remote" machine?

[Fraser Campbell]

On Thu, 2005-21-07 at 23:03 -0400, Fraser Campbell wrote:

> If it wasn't secure I suspect it would have been removed from all SSH
> clients and servers a long time ago.  Reading manpage on ssh-agent it
> explains that client will never see your private key, from my
> rudimentary understanding of PKI I assume it's something like this:
> 
> - server requests authentication (key based first, if enabled)
> - servers says to client encrypt "adsfuh34tblahblah" for me
> - client says to agent, encrypt "adsfuh34tblahblah" for me
> - agent says to client, looks like "*&^%#$(&$%NFDJNB^&T" to me
> - client says to agent, looks like "*&^%#$(&$%NFDJNB^&T" to me

above line should read "client says to server"

> - server decrypts "*&^%#$(&$%NFDJNB^&T" using your public key, if it
>   matches "adsfuh34tblahblah" then you're in



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