You can use industrial control systems (ICS) security solutions to prevent intrusions into operational technology (OT) environments, detect threats, and reduce unplanned shutdowns of industrial processes. But to realize these benefits, you'll first have to select from a diverse set of vendors that vary by size, functionality, geography, and vertical market focus. Security and risk (S&R) professionals should use this report to understand the value they can expect from an ICS security solutions provider and to select one based on size and functionality.