CentOS is one of the preferred Operating Systems for hosting servers. It's one of the numerous Linux releases available, but what differentiates it from the rest is the long-term support, which guarantees that you'll always have a reliable and safe Operating System. Each CentOS version that is released is supported for ten years, which is longer than with almost every other OS available on the market. CentOS also has a much larger developer community than other distributions, therefore in the event you encounter any kind of problem or have any questions, you will be able to quickly discover the data that you need. CentOS is considered to be among the best server Operating Systems, since it is very stable and secure, which makes it very reliable even when you host confidential info. Since it is open-source, you're able to modify any part of it and personalize it according to your requirements, not to mention that the total cost for a CentOS-based server will be lower, because you won't have to pay license fees of any type.