For many users, hosting their site on Virtual Private Server, or VPS, means breaking free from the limitations of shared hosting, while still avoiding the high prices of a dedicated server.
If used and configured properly, a VPS will really help your website and your visitors by serving up your content fast and ensuring that your site stays up and performs well, even when there are spikes in traffic.
That said, there are certain additional aspects related to VPS management that you need to bear in mind.
On a shared web host, all you need to think about is to ensure that the scripts you are running are patched and secure — server security is not really your concern.
Contrast this with a VPS, especially if it you are on an unmanaged plan, which requires you to take extra steps to ensure the safety of your site and its data.
In this post, I will try to cover some of the most essential security practices that you should implement in order to secure your VPS.