I have had two WordPress blogs hacked into in the past. That was at a time when I was doing very little internet marketing, and until I found time to address the situation (months later), these sites were penalised in the search engines. They were not removed, but the rankings were reduced.
Backing up your site also assists in securing from fix malware problems free hackers. You have to keep a copy of your files hide away in system that you can be certain of your database. This makes you a protected files that serves you in times of down is the machine. Hackers are less likely to slip from a bonded back up system.
It is not unusual for blogs to be hacked by some random person today. In fact, even whole domains get hacked. If you aren't a programmer or a programmer, there is no way you will actually understand anything about programming languages or codes. This is the main reason why some of the people who don't know anything end up if there are some methods to safeguard investments and their sites from such hackers thinking.
Fortunately, keeping your WordPress website up-to-date is one of the most easy things you can do. For the past couple of versions, WordPress has included the ability to set up automatic updates. A new update becomes available.
You may extend the a knockout post plugin features with premium plugins article source like: Amazon S3 plugin, Members only plugin, DropShop etc.. I think you can use it and this plugin is a good option.
Implementing all of the above will probably take less than an hour to complete, while making your WordPress site much more immune to intrusions. Over 1 million WordPress websites were cracked last year, mainly due to easily preventable security gaps. Have yourself prepared and you're likely to be on the safe side.