Cloning your website is just another level in secure your wordpress website which can be very useful. Cloning simply means that you have backed up your website to a totally different location, (offline, as in a folder, so as not to have SEO issues ) where you can access it in a moment's notice if the need arises.
Well, we are actually talking about WordPress but what's the sense of doing upgrades and security checks if your computer is in danger of hackers. There are malicious files which can encrypt key loggers in your PC. When this happens, no matter what you do, they are easily able to access everything that you type on your keyboard. You can find a lot of antivirus programs that are good . Just search for a credible antivirus program or ask experts about this.
Harness Scanner goes in search of anything suspicious through the files on your website comment database and place tables. You are also notified by it for plugin names that are unusual. It doesn't remove anything, it simply warns you for potential threats.
You could even get an SSL Encyption Security for your WordPress blogs. The SSL Security makes secure and encrypted communications with your blog. You can also keep history of communication and the all of the cookies so that all transactions are listed. Make sure that all your blogs get SSL security for protection from hackers.
However, I advise go to the website that you install the Login LockDown plugin in place of any.htaccess controls. Login requests will stop from being permitted after three failed login attempts from a specific IP address for one hour. You may still access your panel while away from your office, and yet you have great protection against hackers if you do that.