Image Form Valuator - CAPTCHA validation tests

This script generates images for CAPTCHA (Completely Automated Public Turing test to tell Computers from Humans Apart) validation tests, make coded string and compare users input.
It generates an image with a random sequence of letters over a grid of lines, they are rendered in configurable colors. Each letter is rendered with a random font from array.
This script was made as simple as only possible. It doesn`t require any additional libraries or user session, it use only common PHP functions. This simplicity is helpful in case your hosting has lack of abilities.

Script Info:

  Image Form Valuator - CAPTCHA validation tests from Security Systems Scripts.
  http://www.yugdesign.com/scripts/category-2/script8.html

Version Licence Updated Platforms 1   Free Nov 10, 2005   Unix, Linux, FreeBSD

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