Re: true ip tracking
| From: | Jason Wong | Date: | Sat, 04 Jan 2003 04:55:04 +0000 |
| Subject: | Re: true ip tracking | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-130204@lists.php.net to get a copy of this message | ||
On Saturday 04 January 2003 12:38, electroteque wrote:
> hi i was wondering if there was a way to get the clients ip's behind
> proxies that hide the HTTP_X_FORWARDED_FOR header ?
No.
> this is most important
> for checking ips for polls except some proxies dont send this important
> header ??
It's not that important. In many cases it could very well be a private IP
address and hence of dubious value.
If the accuracy of the poll is important then only let registered and logged
in users take part in the poll. Even then, depending on your registration
procedures, you may have people registering multiple times to cast multiple
votes.
In short there is no surefire way of preventing people from voting more than
once.
--
Jason Wong -> Gremlins Associates -> www.gremlins.biz
Open Source Software Systems Integrators
* Web Design & Hosting * Internet & Intranet Applications Development *
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