[Dshield] How do I determine NAT address

Cef cef at optus.net
Fri Mar 18 03:36:17 GMT 2005

On Fri, 18 Mar 2005 02:51, Chris Mitchell wrote:
> I have a need to determine a local IP address when a user logs in to a
> secured portion of my web site.  The external IP is showed in the logs but
> I need to know if I can determine the local address behind the firewall. 
> Can someone point me in the right direction or offer me a solution?  I need
> to determine which workstations are logging in and that user names are not
> being shared from the same WAN link.  The site is on a Win 2K3 box.

You can do this in Java as demonstrated at http://www.amihacked.com/

Of course, this means the end user must have Java installed.

 Stuart Young - aka Cefiar - cef at optus.net

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