Contact Form 7 Honeypot Plus 插件 — WordPress.com

This is a highly powerful contact form 7 anti-spam add-on. It is introducing a new hidden field and check that one value is correct or not.

Features of Contact Form 7 Honeypot Plus

No configuration is needed
Better anti-spam functionality
No need any ugly captcha.

这个插件是可用的下载，适用于您的站点。