Hot Diggety! On a bright and sunny day, Mikael Olsson was rumored to have said..
>
> "How secure is VNC?" or
[...snip...]
> If you need to run VNC over an untrusted network: tunnel it through
> something More Secure(tm) such as SSH or IPSec.
There is already a SSH-ified VNC client available.
http://www.mindbright.com/english/technology/products/mindvnc.html
This (and its companion products, MindTunnel and MindTerm) is really more of a
proof of concept example... but is there, along with source code under the
GNU General Public License (GPL). (Side note: it uses RSA algorithms without
a corresponding RSA license, so you might want to avoid it if this would
cause you problems.)
-Dan Foster
Frontier Internet Administration Team
Frontier Corporation, A Global Crossing Company