Nibbleblog use Defensio http://defensio.com to control the spam in comments.

To use the spam monitor you need a KEY from Defensio.com.

Note: If you are using another system comments such as Disqus or Facebook Comments you don't need this feature.

How to get the API KEY

  1. Go to http://defensio.com
  2. Sing up
  3. Login and go to My API Keys
  4. Go to protect another web property
  5. Select "A blog or website"
  6. Complete the form with your Blog URL
  7. Copy the key on your blog