There is a portion of config-sample.php that is headed'Authentication Unique Keys.' You will find four explanations that appear inside the block. There is a hyperlink repair hacked wordpress site within that part of code.You change the keys you have with the special keys given by the website, copy the contents which you return, and have to enter that link into your browser. This makes it harder for attackers to generate a'logged-in' dessert for your site.
No software system is resistant to vulnerabilities and bugs. Security holes will be discovered and guys will do their best to exploit them. Keeping your software up-to-date is a go to this website fantastic way to stave off attacks, once security holes are found, because their products will be fixed by reliable software vendors.
It's a WordPress plugin. They are drop dead easy to set up, have all the functions you need for a task like this, helpful hints and are relatively cheap, especially when compared to having to employ someone to get this done for you.
Note that this last step for setups should only try. You need to change of the table names inside the database, if you might like to get it done for installations.
Change admin username and your WordPress password, or at least your password and collect and utilize other fantastic WordPress security tips to keep hackers out!