Re: Audio CAPTCHA review request
| From: | Tijnema ! | Date: | Fri, 06 Apr 2007 22:56:49 +0000 |
| Subject: | Re: Audio CAPTCHA review request | ||
| References: | 1 2 3 4 5 6 7 8 9 10 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-252174@lists.php.net to get a copy of this message | ||
On 4/6/07, tedd <tedd@sperling.com> wrote:
At 2:55 PM +0100 4/6/07, Tijnema ! wrote: I know, but animated gifs are still quite easy to read with a bot. Really? What if I a created a box surrounded by letters, like so: A B C D E F G H I However, where "E" is located I have a gif (animated or not) pointing to a letter, which would be the key. How would a bot read that? Cheers, teddAssuming you're using the same arrow the whole time, you could use md5 check for example. Save MD5 for all directions of the arrow and compare :) Tijnema
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