On Thu, Jul 5, 2012 at 6:39 PM, Randall Whitman <909li...@whizman.com> wrote:
>>    Any way to "capture" the ip address from the http request or something
>>    like that?  It is a java application running under tomcat with apache as
>>    the web server.
> By default, the client IP address is the first field of the Apache
> access log file.  A clever attacker will spoof it, else use a
> compromised botnet rather than one's own machines.

I'll nitpick a little here.  You can't spoof the endpoint of a valid
TCP connection.  They may proxy it through some open proxy, but it
will be the IP of the proxy, and most proxies, even open proxies, will
add a HTTP header that indicates what IP it's proxying for.

...Todd
-- 
The total budget at all receivers for solving senders' problems is $0.
 If you want them to accept your mail and manage it the way you want,
send it the way the spec says to. --John Levine
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