Mollom WordPress plugin protects your website against comment and trackback spam. The difference with other spam services is that Mollom takes care of everything. The idea is to relieve you, the administrator, editor, maintainer,… of whatever moderation or clean up tasks you would normally need to perform in order to keep your blog spamfree.

In order to use it, first download, and register your public/private key combination, deactivate Akismet or exisitng spam deterring plugins, upload and activate Mollom.

Plugin Page