luis

This plugin can block “Tor access”, “Proxy Access”, “Commandline Access” and more. 
When it blocks unauthorized access, you can choose setting “Show message” or “Redirect”.
Googlebot,Twitterbot and other crawler can access own wordpress.
<ul>
<li>If you using cache plugin or cache system, this plugin doesn’t run properly. *</li>
</ul>
<h4>list of exception.</h4>
“google”,”msn”,”yahoo”,”bing”,”hatena”, 
“data-hotel”,”twttr.com”,”eset.com”,”linkedin.com”, 
“ahrefs.com”,”webmeup.com”,”grapeshot.co.uk”,”blogmura.com”, 
“apple.com”,”microad.jp”,”linode.com”,”shadowserver.org”,”ezweb.ne.jp”
You can add exceptions IP or UserAgent. 
See more “Secreenshot”.

block-wpscan

This plugin can block "Tor access", "Proxy Access", "Commandline Access" and more. When it blocks unauthorized access.

Rodrigo Donini

This plugin allows to set some security improvements to your WordPress site. Blocking attempts of scan from WPScan and other similar tools.
A few methods you want prevent to scan:
<ul>
<li>Disable robots.txt </li>
<li>Disable detect User Agent </li>
<li>Disable XML-RPC </li>
<li>Remove generator info </li>
<li>Prevent advanced fingerprinting </li>
<li>Remove version number </li>
<li>Stop plugin enumeration </li>
<li>Prevent username enumeration </li>
<li>Prevent wpconfig enumeration</li>
</ul>

Don Security

Such a great plugin to take care your WordPress site, block anything you need.

Lock all!

This plugin allows to set some security improvements to your WordPress site. Blocking attempts of scan from WPScan and other similar tools.

block-wpscan vs Don Security