Cloning your site is another degree in fix hacked wordpress database which may be very useful. Cloning simply means that you've backed up your website to a totally different location, (offline, as in a folder, in order not to have SEO problems) where you can get it at a moment's notice if the need arises.
I protect an access to important files on the site's server by putting an index.html file in the particular directory, which hides the files out of public view.
Fortunately, keeping your WordPress website up-to-date is one of the i was reading this most easy things you can do. For the past couple of versions, WordPress has included the link ability to install automatic updates. A new update becomes available.
You may extend the plugin features with premium plugins such as: Amazon S3 plugin, Members only plugin, DropShop etc.. I think this plugin is a fantastic option and you can use it for free.
Oh . And incidentally, I talked about plugins. Make sure it's a safe one when you get a new plugin. Do not find more install any plugin simply because the owner is saying that plugin can allow you to do that or this. Maybe use a test blog to check the plugin, or maybe get a software engineer to examine it carefully. This way you'll know it isn't a threat for you or your business.