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.

anouny

Protect Ai Login changes default WordPress login URL to the url you define, denied brute force attacks, spam logins, and bot or automatic register. The plugin blocks access to default login url, generates a custom branded login panel, without creating a custom page on your website.
The plugin offers protection with Google reCAPTCHA v2.
<h3>Plugin Features</h3>
<ul>
<li>Define new login url easily from settings page.</li>
<li>Protect against spam login, bot registration or signup, with the integration of Google reCaptcha.</li>
<li>Secure AXS is compatible with any permalink setup including the default.</li>
<li>Choose to allow users with the role “Editor” to access plugin settings.</li>
<li>Fully branded login page with colors and login logo of your choice.</li>
<li>Plugin doesn’t create new pages on your website for displaying the new login panel.</li>
<li>Plugin is compatible with other major security & cache plugins.</li>
<li>Test with wordpress 4.4.2</li>
</ul>

Protect Ai Login

Change default login site to a custom URL, block spam, bot registration, and brute-force using Google reCAPTCHA.

F13 reCaptcha vs Protect Ai Login