Anyone capturing the session ID will capture the IP you send, too.
If you are concerned about security, use https with your cookies.

----- Original Message ----- 
From: "scconsulting" <scconsult...@free.fr>
To: "ICS support mailing" <twsocket@elists.org>
Sent: Thursday, January 15, 2009 7:14 PM
Subject: Re: [twsocket] NIC list


> Hello guys !
>
> Concerning NICs and IP list, is there any way on a web browser (IE7, FF3)
to
> send the local network IP of the client computer to the HTTP server (made
> with ICS HttpServer) ?
>
> (Example: I have 2 computers at home , one is directly connected to
internet
> and has 2 IPs (external and local usually 192.168.0.1), and another with
IP
> 192.168.0.2)
>
> Is there a way to send from inside the browser (using Javascript ?) the
> 192.168.0.x IP to HTTP server and not only the real external IP.
>
> I ask this question because I need in a multi player game to identify the
IP
> of each player on the local network (else everyone has the same external
IP
> from the HTTP server point of view). Of course I use also HTTP cookie with
a
> sessionID inside but for security reasons I want to be sure that no one on
> LAN captured the sessionID of another IP and sends "fake" messages to
> server.
>
> Thanks !
>
>
>
>
>
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>
>


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