[thelist] Preventing Malicious Login

Jeffrey Joslin lists at joslins.net
Sat Oct 15 10:00:03 CDT 2005


> -----Original Message-----
> From: thelist-bounces at lists.evolt.org 
> Hello,
>    1. What's the name of the image that is generated on some login
>       websites that make the user enter the numbers displayed 
> within the
>       image into a text box?
>    2. What it is about these images that make image reader 
> software from
>       detecting what's written within the image?


However, Captchas may still be decoded and defeated by automated means. Take
the PWNtcha project:

Good luck,


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