Cloning your site is just another level in fix hacked wordpress database which may be very useful. Cloning simply means that you have backed up your website to a totally different place, (offline, as in a folder, so as not to have SEO problems) where you can access it in a moment's notice if necessary.
It is not unusual for blogs to be hacked by a random person today. Actually, even domains get hacked. If you aren't a programmer or a developer, there is not any way you will understand anything about codes or programming languages. This is the major reason why a number of the men and women who do not know anything wind up if there are any ways to safeguard investments and their sites from such hackers thinking.
You should also set the"Anyone Can Register" in Settings/General to off, and you ought to have some type of spam plugin. Akismet is the one I use, the old standby, but there are many of them these days.
You can create a firewall that blocks hackers. From coming to your own files, the hacker is prevented by the firewall. You also have to have version of Apache. Upgrade your PHP also. It is essential that your system is filled with upgrades.
Do not continue reading this use wp_. Most web hosting providers are currently removing that default but if yours doesn't, adjust wp_ to anything but that.