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Posted by Puckdropper on 10/16/07 21:41
"Rik Wasmus" <luiheidsgoeroe@hotmail.com> wrote in
news:op.t0azsxob5bnjuv@metallium.lan:
> On Tue, 16 Oct 2007 20:41:59 +0200, Mike <mikesava@optonline.net>
> wrote:
>
>> I've created a form on a web site that asks for users comments. I am
>> not asking anyone to register or login but I do ask them for an email
>> address which is then checked for existence. After a few weeks I
>> noticed lots of bogus advertising/spam comments from bogus Ids.
>>
>> I tried checking to see if the HTTP_REFERER was from my site before
>> allowing the PHP code to update the MySQL tables but that didn't seem
>> to work.
>>
>> Are there any tricks to stopping this kind of behavior?
>
> Captcha
There are some simple variations such as picture CAPTCHAs where you have
to select all the cats, or all the questions improperly posted to
c.l.php. (Of these 3 questions, which one does not belong on c.l.php?)
Puckdropper
--
Wise is the man who attempts to answer his question before asking it.
To email me directly, send a message to puckdropper (at) fastmail.fm
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