freshmeat.net: Project details for KCAPTCHA KCAPTCHA provides CAPTCHA (a visual human validation tool) with font distortion. It requires no PHP font libraries (only GD). PHPã§ã°ãã£ã°ãã£CAPTCHAãä½æãããKCAPTCHAãã PHP+GDã«ãã£ã¦æ¬¡ã®ãããªç»åãçæããããã°ã©ã ã«çµã¿è¾¼ããã¨ãåºæ¥ã¾ãã ãã©ã³ãã©ã¤ãã©ãªã¯ä¸è¦ã§GDã§åã模æ§ã PEAR::Text_CAPTCHAã¨ããã©ã¤ãã©ãªãåå¨ãã¾ããããã¡ãã§æç»ããã®ã¨éã£ãæãã®ã°ãã£ã°ãã£ï¼ã«ã©ã¼ãªç»åãä½ãã¾ãã é¢é£ã¨ã³ã㪠Captchaç»åãæä¾ãã¦ããã:Captcha.jp CAPTCHAç»åãä½æãã¦ããããµã¼ãã¹
Are you looking for Google style CAPTCHA (Human verification code) script for PHP projects, Please take a look at this post. I want to explain how to implement cool-php-captcha script for forms. Use it and add security to your web projects. Download Script    Live Demo form.php Contains HTML code image source captcha.php. File available in download script. <form method="post"  action="reg.php"> <
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CAPTCHA: Telling Humans and Computers Apart Automatically A CAPTCHA is a program that protects websites against bots by generating and grading tests that humans can pass but current computer programs cannot. For example, humans can read distorted text as the one shown below, but current computer programs can't: The term CAPTCHA (for Completely Automated Public Turing Test To Tell Computers and Hum
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