There's a part of config-sample.php that's headed'Authentication Unique Keys.' You will find. There is a hyperlink fix hacked wordpress site within that section of code.You change the keys you have with the specific keys given by the website, copy the contents which you return, and have to enter that link in your browser. This makes it harder for attackers to create a'logged-in' dessert for your site.
I might find it somewhat more difficult to crack your password if you're among the ones. But if you're one of the responsive ones, I might just get you.
Keep control of your online assets - Nothing is worse than getting your livelihood in somebody else's hands. Why take chances with something as important as your website?
Install the WordPress Firewall Plugin. Stop and this plugin investigates web requests to look at these guys recognize attacks that are obvious.
Don't use wp_ as a prefix for your own databases. Most web hosting providers are currently removing that default now but if yours does not, fix wp_ to anything but that.