Hardening of the OS is the act of configuring an OS securely, updating it, creating rules and policies to help govern the system in a secure manner, and removing unnecessary applications and services. This is done to minimize a computer OS’s exposure to threats and to mitigate possible risk.
While different operating systems have their own intricacies, there are recommended hardening practices that apply universally. This list is not all-inclusive and you may implement additional system hardening best practices when applicable. However, in order to minimize clients’ risk of suffering a cyber attack, adhere to the following protocol.