Doyle Lewis

This plugin modifies your .htaccess file to provide protection from brute force attack bots.

Easy Bruteforce Protect

This plugin modifies your .htaccess file to provide protection from brute force attack bots.

webvitaly

<ul>
<li><a href="http://web-profile.net/wordpress/plugins/security-protection/" title="Security-Protection" rel="nofollow ugc">Security-Protection</a></li>
<li><a href="http://web-profile.net/donate/" title="Donate" rel="nofollow ugc">Donate</a></li>
<li><a href="http://web-profile.net/wordpress/plugins/" title="WordPress plugins" rel="nofollow ugc">WordPress plugins</a></li>
</ul>
Why humans should prove that they are humans by filling captchas? Lets bots prove that they are not bots with adding javascript to their user-agents!
Security-Protection blocks and stops brute-force attacks. 
<a href="https://wordpress.org/plugins/security-protection/faq/" rel="ugc">Want to read more how Security-Protection plugin works</a>?
<ul>
<li>no captcha, because brute-force attacks is not users’ problem</li>
<li>no options, because it is great to forget about brute-force attacks completely</li>
</ul>
Plugin is easy to use: just install it and it just works.
Important: delete ‘admin’ username if you have it on your site. More than 90% of brute-force attacks try to crack the ‘admin’ username.
Few of the most commonly used and worst passwords. Do not use them or similar:
<ul>
<li>123456</li>
<li>p@s$w0rd</li>
<li>qwerty</li>
<li>qwe123</li>
<li>admin123</li>
<li>iloveyou</li>
<li>letmein</li>
</ul>
<h4>Useful:</h4>
<ul>
<li><a href="https://wordpress.org/plugins/page-list/" title="list of pages with shortcodes" rel="ugc">“Page-list” – show list of pages with shortcodes</a></li>
<li><a href="https://wordpress.org/plugins/iframe/" title="embed content" rel="ugc">“Iframe” – embed content</a></li>
<li><a href="http://web-profile.net/wordpress/plugins/" title="WordPress Pro plugins" rel="nofollow ugc">WordPress Pro plugins</a></li>
</ul>

Security-Protection

Protection from login, registration and reset-password brute-force attacks. No captcha.

Easy Bruteforce Protect vs Security-Protection