[FreeNX-kNX] FreeNX Security Model Challenge

[Toby Dickenson]

> >>If you use the one distributed for all interested people that download
> >>any NX package, SSH's security is disabled in regard of access control.
> >
> > Wrong here.
>
> Maybe you can enlighten me here.. If you agree with the next point, that
> every one can use the public key to connect to the NX shell, what
> exactly is your "wrong here" point? I mean - I could answer with "No,
> right here", but that would be quite unlikely to help. What I meant to
> say was: SSH won't help against anyone accessing the NX shell 

This is relevant to more than just access control. It is not clear whether ssh 
used in this configuration will be able to defend against other types of 
attack, for example spying on the NX session or hijacking the session once 
the subsequent doors have been opened by the legitimate user.