Re: Graphically displayed number to confirm user is a human

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Dave M G wrote:
> 	First, is there a term for these kinds of images, or that kind of
> verification system? What would be the best search terms to look for
> source scripts?

CAPTCHA

> 	Second, can anyone recommend a resource for that kind of PHP script. If
> I really worked at it, I could probably write the script to generate a
> small PNG image with a random number in it. But I haven't the faintest
> clue how to distort it so it's only legible to humans, nor how to
> correlate the image with a number that a user inputs into a form field.

http://pear.php.net/package/Text_CAPTCHA

Cheers,

David
-- 
David Grant
http://www.grant.org.uk/

-- 
PHP General Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php


[Index of Archives]     [PHP Home]     [Apache Users]     [PHP on Windows]     [Kernel Newbies]     [PHP Install]     [PHP Classes]     [Pear]     [Postgresql]     [Postgresql PHP]     [PHP on Windows]     [PHP Database Programming]     [PHP SOAP]

  Powered by Linux