There's a part of config-sample.php that is led'Authentication Unique Keys.' Four explanations that appear inside the block will be found by you. A hyperlink is fix hacked wordpress within that section of code.You have to enter that link in your browser, copy the contents which you return, and change. This makes it harder for attackers to create a'logged-in' dessert for your site.
I might find it a little harder to crack your password, if you're one of the ones that are proactive. But if you're one of those reactive ones, I might just get you.
You first must create a new user, before you can delete the default admin account. To do this go to your WordPress Dashboard and click on User -> Create New User. Then enter all of the information you need to enter.
BACK UP your site and keep a copy on your own computer see it here and off-site storage. For those who have a site that is very active, back up every day. You spend a lot of money and time on your website, do not skip this! Is BackupBuddy, no back up plugins, widgets, your files and database. Need to move your site this will do it!
I prefer using a WordPress plugin to get the work done. Just make sure is able to do copies that are select, has restore functionality, and can clone. Be sure it is often updated to keep pace with all versions of WordPress. There's absolutely no use in backing your data up and not functioning.