From its first release, reCAPTCHA in WP comments form plugin has been updated four times with new features improving especially its compatibility with any kind of WP themes and its security options that allow you to block almost any kind of robot attack.
Plugin FeaturesBasically, reCAPTCHA in WP comments form WordPress plugin adds a Google reCAPTCHA widget to the comments form of the WordPress themes when the user is not logged in so that, it prevents the comments sent by spammers.
When an user manually breaks the reCAPTCHA field or a robot connects directly with the WP comments PHP module instead of using the form, the plugin introduces a second verification process to detect these intrusions and, in addition, it allows you to decide what you want to do with this dubious comment.
The Website Administrator has three different modes of operation he can decide if this kind of messages/comments:
- they will be considered as SPAM,
- they will be sent directly to the TRASH or even,
- if the process has to be blocked,
WP_DIE()page for preventing the overhits made by spam robots.
Finally, the plugin has got an optional but fantastic forced output mode that allows you to use reCAPTCHA in WP comments form WordPress plugin inside a very old WP themes that still made a direct output of the comments form, ie, old WordPress themes that didn't use the WP