Posted by: Anonymous Coward
on August 24, 2006 11:44 AM
After adding a server-side screening for re-use of issued Captcha strings, another reader ran the images through a software ocr program and declared them easy to read. So I made some changes to the ImageMagick script, distorted the images, and did some testing of ocr capabilities against them. The script now looks like this:
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Posted by: Anonymous Coward on August 24, 2006 11:44 AM$command = "echo '$str_captcha' |<nobr> <wbr></nobr>/usr/local/bin/enscript -o - -B -f 'Courier-BoldOblique50' |<nobr> <wbr></nobr>/usr/local/bin/convert -spread 2 -trim +repage - $absolute_path";
You can view what am image now looks like at:
<a href="http://www.mcarthurweb.com/archive.php?item=210" title="mcarthurweb.com">http://www.mcarthurweb.com/archive.php?item=210</a mcarthurweb.com>
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