clean hacked wordpress site Watch out form entries. You may usethe data to be processed by Regexp . You can also define preloaded variables as form data in the form of checkboxes, radiobuttons etc..
Everything you've worked for will go with this should your website's server return. You will make no sales, get signups or no visitors to your site, until you get the website and in short, you are out of business.
Keeping your WordPress website up-to-date is one of the simplest things you can do. For the past couple of versions, WordPress has included the ability to set up automatic updates. Not only that, but sites are notified every time a new update becomes available.
Can you see that folder what if you go to WP-Content/plugins? If so, upload that blank Index.html file into that folder as well so people can not see what plugins you have. Because if your version of WordPress is up to date, additional resources if you're using a plugin or an old plugin with a security hole, then someone can use that to get access.
But realize that online security is something you really need to start thinking about. Do not only be the reactive type, take action to start protecting yourself. Don't let Joe the Hacker make your life miserable and turn everything that you've worked so hard in creating come crashing down in a matter of seconds.