Louis

Brute-force attacks are common on your WordPress login page if not dealt with properly. Googles reCaptcha is a great candidate for handling this issue.
Major features in WP reCaptcha Login include:
<ul>
<li>Utilizes reCaptcha V3 (no checking on boxes to prove you’re not a robot).</li>
<li>Quick Setup. Just add your reCaptcha Site Key and Secret key by going to Settings > Recaptcha Settings. </li>
</ul>
Note: 
You’re reCaptcha keys can be obtained from https://www.google.com/recaptcha/

WP reCaptcha Login

License: GPLv2 or later This plugin uses reCaptcha V3 to add an extra layer of security at your login screen, preventing brute-force attacks.

amirrezam75

Dakyaco Captcha is Persian version of Google Recaptcha V1. We use Persian handwritten images to authorize people. 
We developed this captcha to help sites secure themselves and on the other side we use community help to transcript handwritten images which OCR can\’t transcript them.
<h4>How it Works:</h4>
<ul>
<li>You should go to http://captcha.dakyaco.com and create a new account or login to your account</li>
<li>Then on the application menu create a new application</li>
<li>Copy public key and secret key and copy them in to the Dakyaco Captcha settings in wordpress admin panel</li>
<li>captcha box should be displayed in wordpress login form</li>
<li>After user fill the entries a request will sent to the captcha.dakyaco.com server and verify if the captcha entered correctly</li>
</ul>

DakyaCo Recaptcha

Protect WordPress from spam with Dakyaco Captcha

WP reCaptcha Login vs DakyaCo Recaptcha