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1731 total visitsCheck spam can be used to generate and validate CAPTCHA validation images. It can create an image in the PNG format displaying a random text. The text is stored in a session variable for later verification.Check spam can also generate HTML to display the verification image and the inputs of a form on which the user must type the text ... -
1402 total visitsCAPTCHA 2 class can be used to generate images for CAPTCHA validation. It draws additional lines over the generated image and uses PHP 5 syntax.
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1580 total visitsCiul Images is a simple class that can be used to generate CAPTCHA validation images. It can generate an image displaying a random text from a given list of texts.The text may be rendered with a given True Type font and a given background image.Ciul Images returns an image resource handle of the PHP GD extension that can be used ...
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1627 total visitsHippo Chinese Cert Code can be used to generate CAPTCHA validation images using Chinese words. The class picks random words from a file with a list of Chinese words represented in the big5 encoding. The picked word is stored in a session variable so it can be compared with what the user entered in a form later. The words are ...
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1677 total visitsCaptcha Numbers can generate images for use in CAPTCHA based validation tests (Completely Automated Public Turing test to tell Computers from Humans Apart). It is an improved version of the Captcha Numbers class originally written by Hadar Porat. This version can generate a random text string that includes letters and digits. Captcha Numbers can also display each of text characters ...
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1499 total visitsQuickCaptcha easily protects information, server storage, and network bandwidth from "bots" by presenting a CAPTCHA: an image of text a person can read but that software would find extremely difficult. This tool is easy to setup and use while providing a number of options including text string length, allowable characters, landing pages, color contrast, obfuscating geometry, and more. Fully functional ...
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1958 total visitsPHP Captcha can generate images with a random text that can be used to perform real human user validation also known as CAPTCHA (Completely Automated Public Turing Test to Tell Computers and Humans Apart). PHP Captcha can generate an image with a random text with a given length.The text is rendered with a given font using the GD library functions. ...
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1574 total visitsForms Validator is meant to add security to your forms generating images to perform CAPTCHA validation (Completely Automated Public Turing to tell Computers from Humans Apart). It generates images with random words or uses the words that you may provide.The images are generated with random colors and fonts, avoiding replication on other sites. You can add other colors and fonts. ...
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1541 total visitsRegistration can be used as a module to register new users of a site using forms that use CAPTCHA image validation to prevent that robots register automatically simulating a real human user.When a new user submits the registration form, a message is sent to his e-mail address so he can confirm that he owns the supplied e-mail address and really ...
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1735 total visitsCaptcha Numbers classes can generate images for use in CAPTCHA based validation tests (Completely Automated Public Turing test to tell Computers from Humans Apart).Captcha Numbers classes can generate an image with a random sequence of numbers over a grid of lines. The numbers and the grid are rendered in configurable colors. The numbers are rendered using a given TrueType font. ...
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1691 total visitsPhpSecureImageGen is a simple class that generate images with a random text that can be used to perform CAPTCHA authentication, i.e. verify whether a site user is a human or a robot.The image may be outputted with given text or a random text generated by the class.The generated image also contains a few random lines to make it for difficult ...
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2220 total visitsVeriword is a PHP Captcha system thats generate a question in form of an image with random baffle text or in another form such as an animated flash. The class is capable of picking a random word, generate captcha and store the word in an encrypted session variable for posterior validation eventually in a form on which it is used ...
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248 total visitsZebra_Form is a PHP script for creating and validating beautiful, secure, and functional HTML forms. The script provides templates for built-in client-side and server-side validation.Zebra_Form‘s code is heavily commented and generates no warnings/errors/notices when PHP’s error reporting level is set to E_ALL. Zebra_Form also features protection mechanisms against cross-site scripting techniques. It automatically strips out potentially malicious code from the ...
