f13dev

Add Google reCaptcha to the comments section on blog posts. Requires Google reCaptcha v2 Checkbox API key.
Simple configuration via the admin settings page: 
* reCaptcha public key 
* reCaptcha private key 
* enable reCaptcha for (Everyone | Visitors | Nobody [disabled])
Additional hooks for programmers: 
$v = apply_filters(‘f13_recaptcha_add’); 
Will place a reCaptcha checkbox in the desired place.
$validate = apply_filters(‘f13_recaptcha_validate’); 
if (!empty($validate)) { 
 $v = $validate 
 // reCaptcha failed 
} else { 
 // reCaptcah passed 
}

F13 reCaptcha

Add Google reCaptcha to the comments section on blog posts. Additional hooks for adding reCaptcha to custom forms.

arcaptcha

Detect and Defend against Automated Online Threats
ARCaptcha is a security service that protects your website and online businesses against malicious bot attacks.
ARCaptcha protects your website’s forms, pages, important information, users and customers against account takeover attacks, information theft, spam and other bot-based attacks.
Supporting list:
✔ Login form 
✔ Register form 
✔ Forgot password form 
✔ Comments form 
✔ CF7 plugin 
✔ Sign-in form in WooCommerce Plugin 
✔ Sign-up form in WooCommerce Plugin 
✔ Forgot password form in WooCommerce Plugin 
✔ Purchase form in WooCommerce Plugin 
✔ Track order form in WooCommerce Plugin 
✔ WPForm Plugin 
✔ ElementorPro Plugin 
✔ Digits Plugin

ARCaptcha – Puzzle Captcha | New-generation Captcha and bot protection

عالی!

Enables ARCaptcha integration with WordPress.

F13 reCaptcha vs ARCaptcha – Puzzle Captcha | New-generation Captcha and bot protection