CAPTCHA X
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This class can be used to perform CAPTCHA validation of human users.
It 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 JPEG format.
The class stores an MD5 hash of the verification text in a session variable.
It 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 JPEG format.
The class stores an MD5 hash of the verification text in a session variable.
| Classes of Ondrej Maly | > | CAPTCHA X | > | Download .zip .tar.gz | > |  Support forum (2) |
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Applications |  Files |
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Graphics | Colors, images, charts and picture formats | View top rated classes |
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Validation | Validation algorithms | View top rated classes |
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Security | Security protection and attack detection | View top rated classes |
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| Applications that use this class | ||
| Link | Description |
|---|---|
| Guestbook on ChaoSpace | Here I used it first time |
| Blog Ondulinka | Personal homepage |
| Gitarald's Page | Geustbook of one German musician |
| Sonorika.com | Portal Dedicated to Music |
If you know an application of this package, send a message to the author to add a link here.| Files |
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| File | Role | Description | ||
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| fonts (1 file) |
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| class.captcha_x.php |
Class | Main file. Contains documentation on class methods | ||
 captcha_x.ini |
Data | Configuration. Contains documentation on parameters | ||
| server.php |
Example | Sample CAPTCHA image server | ||
| index.php |
Example | Sample validation form | ||
| README.txt |
Doc. | Readme | ||
 sample01.jpg |
Output | Sample CAPTCHA image | ||
| Download all files: captcha_x.tar.gz captcha_x.zip |
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