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.

Paolo

AyeCode

Stiofan

ReCaptcha addon for <a href="https://wordpress.org/plugins/userswp/" rel="ugc">UsersWP</a>.
The UsersWP ReCaptcha plugin allows you to implement a super security captcha into forms like 
registration, login forms. UsersWP Re-Captcha protects your site against spam, malicious registrations 
and other forms of attacks where computers try to disguise themselves as a human.
UsersWP Re-Captcha provides some of the smartest anti-spam security by protecting your site against spam and 
malicious registrations available today for WordPress.
<a href="https://www.google.com/recaptcha/" rel="nofollow ugc">Learn how reCAPTCHA works</a>
<h3>Requirements</h3>
<ul>
<li>You need the Google reCAPTCHA keys from <a href="https://www.google.com/recaptcha/admin#whyrecaptcha" rel="nofollow ugc">here</a>.</li>
</ul>

WP reCaptcha Login vs UsersWP – ReCaptcha