Plugin, beproefd en in gebruik (check feb 2019)

Invisible captcha

https://wordpress.org/plugins/invisible-captcha/

Smart invisible captcha for wordpress comments.
Visitors of your website don’t need to enter letters and numbers. This small plugin automatically 100% protects your website from spam in comments.

Hoe kan je zien dat het werkt?

  • Just check out the Spam-comments section on WordPress-admin page.