Using rand() for a CAPTCHA!

Posted on May 1, 2010 by Stoimen

What if you have to add a simple CAPTCHA for a web form asking the user to sum two numbers. Will you prefer to use rand() to generate those two numbers? Some may say this is too predictable!

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One Response to Using rand() for a CAPTCHA!

  1. Stoimen says:
    May 1, 2010 at 9:28 pm

    By the way there is a Zend_Form_Element_Captcha which will be described in a future post!

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