Within Joomla you have the option to enable the reCaptcha plugin to protect your forms, most of our components are using this plugin when it is enabled. To enable/disable this pugin you can follw the steps below.
- Go to extension -> Plugins
- Search for ReCaptcha
- Open the plugin
- Edit the settings
- Save and Close
When opend the plugin, you see that some keys are required.
You can obtain the keys here: http://www.google.com/recaptcha/intro/index.html