It's also important to change your password and admin username if someone helps you and needs admin username and your password to login to perform the work. Admin username and your password changes after all of the work is complete. Someone in their company may not be, even if the person is trustworthy. Better to be safe than sorry!
Finally, secure your wordpress site will tell you that there is not any htaccess from the wp-admin/ directory. You may put a.htaccess file within this directory if you wish, and you can use it to control access by IP address to the directory or address range. Details of how to do that are available on the net.
This is great news because it means that there's a Look At This community Click This Link of users and developers who could further improve the platform. However there's a significant group of people attempting to achieve something, there will always be people who will try to take them down.
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