Contact Form 7 Captcha的作者是247wd,目前有80,000+个有效安装。已经Tested with 5.4.1版本的wordpress。
Description
To use this plugin, you need to sign up for API keys for your site via google site: http://www.google.com/recaptcha/admin
This plugin implements “I’m not a robot” checkbox. When generating keys, choose reCAPTCHA v2 -> Checkbox
Add Google CAPTCHA to Contact Form 7.
Protect your Contact Form 7 forms from spam and abuse.
Can be used to protect multiple forms on same page.
Tested with Contact Form 7 version 5.1.7 and WordPress version 5.4
Configure plugin from Settings => CF7 Simple Recaptcha.
After configuration, add [cf7sr-simple-recaptcha] to any Contact Form 7 form.