Math CAPTCHA
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This package implements CAPTCHA validation using math operation images.
It can generate an image displaying a math operation between two numbers.
The result of the operation is stored in a session variable for subsequent validation.
The math operation difficulty may be of three different levels of difficulty: easy, moderate or hard.
It can generate an image displaying a math operation between two numbers.
The result of the operation is stored in a session variable for subsequent validation.
The math operation difficulty may be of three different levels of difficulty: easy, moderate or hard.
| Classes of Syamsul Aries | > | Math CAPTCHA | > | Download .zip .tar.gz | > |  Support forum |
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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 | ||
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If you know an application of this package, send a message to the author to add a link here.| Related links | ||
| Link | Description |
|---|---|
| Alternative Download | Complete file |
| Font | Download this font, so the mathcha component will work |
| Files |
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| File | Role | Description |
|---|---|---|
  bg0.png |
Photo | background 0 |
| bg1.png |
Photo | background 1 |
| bg10.png |
Photo | background 10 |
| bg2.png |
Photo | background 2 |
| bg3.png |
Photo | background 3 |
| bg4.png |
Photo | background 4 |
| bg5.png |
Photo | background 5 |
| bg6.png |
Photo | background 6 |
| bg7.png |
Photo | background 7 |
| bg8.png |
Photo | background 8 |
| bg9.png |
Photo | background 9 |
| form_example.php |
Example | form_example |
| generate_number.php |
Class | generate_number |
| generate_operator.php |
Class | generate_operator |
| MathchaSecurityImages.php |
Class | MathChaSecurityImages |
| Readme |
Doc. | License |
| Download all files: math-captcha.tar.gz math-captcha.zip |
For more information send a message to info at phpclasses dot org.
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