yoshitech

Change your admin username to whatever you like. Improve your site security and and make life difficult for the hackers. 
Wordpress default administrator username is admin, which makes the job easier for hackers -they only need to find out the password. 
Now, you can change the default admin username to your liking. No one will know it and that improves your site security greatly.
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Admin username changer

This plugin does not sufficiently check access permissions, nor does it validate the untrusted user input in any way.
In addition, this plugin can easily cause name conflicts with WordPress core code and other plugins, as it uses too generic names for classes and functions.



Various Security Vulnerabilities

Change your admin username to whatever you like. Improve your site security and make life difficult for the hackers.

GeekParadize

We love security testing, we do it! We love WPSCAN, we use it! However we don’t love people abusing WPSCAN and other automated methods to try and gain access to WordPress sites through known and often easy vulnerabilities. N0WPScan is not a silver bullet, but it will stop unskilled attackers, bots and automated attacks which account for over 90% of all WordPress breaches. The other 10% can be offset with a good firewall, IDS and NSM services. Server load will also be lower and sites faster as this tool will prevent a lot of WordPress related automated testing.
[!] You can prevent most of the common attacks simply by keeping plugins, themes and the core WordPress framework updated
Benefits 
* Disables access to admin for everyone except admins and editors 
* Disables the use of WPScan, a tool commonly used by hackers to attack WordPress, also blocks other automated WP scanners 
* Blocks hackers from scanning your website for admin users, vulnerable themes, vulnerable plugins and exposed files 
* Reduces the load on your server 
* Prevents access to sensitive files

N0WPScan

100% Fonctionnel sur WordPress 4.9.2

Secure your Wordpress of WPScan Prevent hackers using WPScan to find vulnerabilities in your site, disable this plugin when you are security testing o …

Admin username changer vs N0WPScan