This plugin fights comment and registration spam on your website. This plugin is based on the Open Source WP No-Bot plugin at http://www.compdigitec.com/apps/wpnobot by Compdigitec.
This plugin is authored by Seravo Oy, which specializes in open source support services and among others is the only company in Finland to provide WordPress Premium Hosting.
Source available at https://github.com/Seravo/wp-spam-question-filter
此插件可供下载，可用于您的 WordPress 自托管安装。