What exactly is WordPress cloning and why is it a very useful tool? Most individuals think that this is a shady technique for copying websites to garner more link love and rankings, and while that may have been accurate (and useful!) This is an entirely different endeavor.
By default, the latest version of WordPress is pretty darn secure. The development team of WordPress has considered anything which may have been added to any secure your wordpress website plugins. Before, WordPress did have holes but most of them are stuffed up.
Truth is, if your site is targeted by a master of this script, there is no way to stop an intrusion. What you are about to read below are a few measures you can take to quickly minimize the threat. If your WordPress site is protected chances are a hacker would prefer picking another.
Exploit Scanner goes in search of anything suspicious through the files on your website place, comment and database tables. You are my response also notified by it for plugin names that are unusual. It does not remove anything, it warns you for potential threats.
You may extend the plugin features with premium plugins like: Amazon S3 plugin, Members only plugin, DropShop etc.. So I think this plugin is a good option and you can use it.
Don't use wp_ as a prefix for your databases. Most web hosting providers are currently removing that default but if yours doesn't, fix wp_ to anything but that.