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2094 total visitsMollom for PHP provides ways to protect website content and website forms from spam on the web. Usage of Mollom for PHP:- Download package.- Unzip package.- Install package following the instructions in the readme file.- Create account on Mollom.- Activate website key on Mollom. Key Features of Mollom for PHP:- Get rid of spam - Mollom helps keep a website ... -
1884 total visitsCustom CAPTCHA can display an image with a random text that the user needs to read and enter in a form to authorize the access to resources to real human users. The text is rendered over a given obfuscation image. The length, font and size of the text is configurable.A session variable is used to store the validation text for ...
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1978 total visitsSecurityImage creates a random text with a limited length of letters and digits and renders it in an image using one of several possible TrueType fonts. Random background images can be used to obfuscate the CAPTCHA text. SecurityImage also renders random circles to also obfuscate the text. The image is generated in PNG format as the current script output.Requirements: PHP ...
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1807 total visitsThe first class generates a random text within HTML formatting tags. It may return an MD5 or SHA1 hash of the generated text. A mathematical operation between two random values is generated by the second class. It may also return an MD5 or SHA1 of the operation result.The results of both classes can be used to implement CAPTCHA validation by ...
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1534 total visitsRandom keys stored in a database are used for posterior verification.
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1620 total visitsColor CAPTCHA generates an image with a given text to be used in the CAPTCHA validation. If it exceeds a specified limit, the rendered text can be clipped.The foreground and background image colors are configurable. The image is generated in the PNG format and is served as the current script output.Requirements: PHP 3.0 or higher
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2076 total visitscaptchaCOLA generates a CAPTCHA validation text from a random set of characters that can be made of letters, digits or both. The validation text is stored in a session variable for posterior validation.A CAPTCHA validation image is rendered from pictogram graphics, which are associated to each of the validation text characters.The pictogram graphics are retrieved from image files stored in ...
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1820 total visitsSimple CAPTCHA Class generates an image with a text string made of random letters. The text in the image is obfuscated with lines and shapes drawn in many different colors.The resulting image gets served in PNG format as the current script output.Requirements: PHP 4.0 or higher
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1661 total visitsMath CAPTCHA Class can generate an image that displays a simple mathematical operation between two random integer numbers.Additions, subtraction and multiplication operations are supported. The user needs to enter the result of the math operation to pass the validation.Math CAPTCHA Class stores the validation numbers in session variables for later verification.Requirements: PHP 5.0 or higher
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2040 total visitsSecurity Image displays a form with a text input to let the user enter the displayed characters to be verified.Several parameters such as the verification text length, size and color, as well as the background, can be configured.
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1788 total visitsJSCaptcha generates a validation text, who's half in a dynamically presented and the other half is displayed by Javascript code generated by the class.The random validation text is stored in a session variable so that JSCaptcha can be used for validating the user input.Requirements: PHP 4.0 or higher
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1655 total visitsMake Captcha generates an image of a given size with a random text string rendered on the image.The MD5 hash of the random text string is stored in a session variable for later verification. The color, text font and size can be configured.The image is generated in the PNG format as output of the current script.Requirements: PHP 4.1 or higher
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1854 total visitsVery Simple Captcha generates an image with a random validation text. The image has some lines and shapes rendered in a different color to obfuscate the text.The width and height of the image, and the length and the font of the text are configurable details. The generated image is served in the JPEG format as the active script output.Requirements: PHP ...
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1820 total visitsiCaptcha presents several images and asks the user to answer a question related to the pictures. Only one picture is the right answers. The user has to pick the right picture to pass the validation.iCaptcha presents the question and pictures in a form with radio buttons associated to each picture to let the user pick the right picture that answers ...
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2092 total visitsCAPTCHA X generates an image with a random text rendered in a fuzzy way to make it difficult to guess by robots.The configuration details are read from an file in the ini format. Several types of options can be configured like the text fonts, letters, colors and the noise level of the generated image.The verification image is generated in the ...
