| Recommend this page to a friend! |
| Classes of Joel Finkel | > | Security Image | > | Download .tar.gz .zip | > | > | > | |||||
|
| |||||||||||||||||||||||||||||||||||||||||||
| Detailed description | ||
| This class generates and display images with random text characters to perform a CAPTCHA test and verify whether the current site user is a real human or a robot script. The class also displays a form with a text input to let the user enter the displayed characters to be verified. The verification text length, size and color, as well as the background of the image that is generated, are all configurable parameters. |
| Groups | ||
| HTML | HTML generation and processing | View top rated classes | |
| Graphics | Colors, images, charts and picture formats | View top rated classes | |
| Validation | Validation algorithms | View top rated classes | |
| Security | Security protection and attack detection | View top rated classes |
| Applications | ||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||