CentOS is one of the preferred Operating Systems for hosting servers. It's one of the many Linux distributions in existence, however what differentiates it from all the rest is the long-term support, which ensures that you'll always have a stable and secure OS. Each CentOS version that is released is supported for 10 years, which is longer than with almost every other OS available. CentOS also has a much more numerous developer community than other distributions, so if you encounter any problem or have any questions, you'll be able to rapidly get the info that you need. CentOS is widely known as among the best server Operating Systems, as it is very stable and protected, that makes it really reliable even if you host sensitive data. Due to the fact that it is open-source, you're able to modify each and every part of it and customize it according to your requirements, not to mention that the total cost for a CentOS-based server will be lower, as you won't have to pay license fees of any type.