1. Reduce the attack surface with what hardening steps and network security management best practices;

According to hysolate.com, the best method for securing the enterprise network from hackers are; automatically applying OS updates, service packs, and patches, removing or disabling non-essential software, drivers, services, file sharing, and functionality, which can act as back doors to the system, requiring all users to implement strong passwords and change them regularly, logging all activity, errors, and warnings, restricting unauthorized access and implementing privileged user controls.