One of the most important features in GD Security Toolbox Pro is Antispam addon. This addon uses various filters to prevent delivery of spam. And, it can also ban IP’s that are sources of spam.
This addon can be used to stop spam messages in:
- Trackbacks / Pingbacks
- bbPress Topics
- bbPress Replies
And, method used to combat spam include:
- Check against existing spam
- Check for empty request URI
- Check for empty username or email
- Check for invalid referrer
- Trust approved user
- Trust user with Gravatar
- Use ProjectHoneypot
- BBCode URL filter
Plugin can delete messages before saving, or it can save them and mark as spam.