Class: CAPTCHA by Anchal
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| Detailed description | ||
| This class can be used to generate and validate CAPTCHA validation images. It can generate an image with a text string with a variable length of a set of allowed characters. The class generates an image with the generated text obfuscated by noise text or grid lines. The generated image is stored in a JPEG format file created in a temporary server directory. The class can also validated whether the text entered by the user corresponds to the text displayed in the image. |
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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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