please note: this is an alternative to the captcha system included in webgui.

reCAPTCHA provides a more legible captcha mechinism for your users and also provides an alternative audio captcha for the blind and visually impaired. For more information on reCAPTCHA see http://recaptcha.net/learnmore.html (they were purchased by google: use this link if the above stops working: http://www.google.com/recaptcha/learnmore)

How to enable reCAPTCHA on your WebGUI site:

1. Make sure you are using WG 7.6.11 or higher
2. Create an account at www.captcha.org
3. Copy your both your public and private keys, keep a copy in a safe place.
4. In WG, go to AdminConsole -> Settings
5. Choose the UI tab
6. Enter your public and private keys
7. set Use reCAPTCHA to yes
8. Click Save

Now you're ready to enable captcha on collaborations and data forms and anything else that uses a captcha.