Math Captcha allows you to use simple math problems for users to prove their human identity on registration and protect your site from bots.
Note: This is an update of the "Ultimate Member - Math Captcha in Register forms" extension in the Extended package.
- Adds the Math Captcha field to the registration form.
Note: This plugin requires the Ultimate Member plugin to be installed first.
Open git bash, navigate to the plugins folder and execute this command:
git clone --branch=main git@github.com:umdevelopera/um-math-captcha.git um-math-captcha
Once the plugin is cloned, enter your site admin dashboard and go to wp-admin > Plugins > Installed Plugins. Find the "Ultimate Member - Math Captcha" plugin and click the "Activate" link.
You can install this plugin from the ZIP file as any other plugin. Follow this instruction.
Once the plugin is activated, the Math Captcha field in the registration form is automatically enabled. Go to your site's registration page to check and test the Math Captcha.
Image - Registration form with the empty Math Captcha field.
Image - Registration form with incorrect answer in the Math Captcha field.
This is a free extension created for the community. The Ultimate Member team does not provide support for this extension. Open new issue if you are facing a problem or have a suggestion.
Ultimate Member home page: https://ultimatemember.com/
Ultimate Member documentation: https://docs.ultimatemember.com/
Ultimate Member download: https://wordpress.org/plugins/ultimate-member
Old version: https://ultimatemember.github.io/docs-v3/extended/article/1675-math-captcha-in-register-forms.html