For many manufacturing companies, implementing IoT has proven to be so beneficial that it’s actually comparable to a full-fledged industrial revolution. By now, the disruption is moving forward at a head-spinning pace: a survey by PwC has revealed 85 percent of questioned companies will have adopted IoT in one or several of the key business areas by 2020.
Source : https://easternpeak.com/blog/industrial-iot-security-how-to-protect-smart-manufacturing/