[thelist] Security code images

[Burhan Khalid]

Michael Robertson wrote:
> anyone know any more information on the technology/component/technique used
> on sites like Ticketmaster and Yahoo that produces a random image with a
> word in it that the user is asked to retype for security verification?
> Any clues to point me in the right direction would be appreciated. Thanks.
> 

Google "CAPTCHA".

If you can't find anything decent, let me know -- I have an example that 
you can borrow.