The increase in the potential attack surface brought on by the IIOT is of great concern. Security for the IIOT needs to be viewed precisely like ICS security, in contrast to IOT or IT security. If not approached correctly, we can expect to see frequent cyber attacks with physical consequences. Strong, unidirectional IT/OT integration protection is critical to the IIoT, and an innovative option is the Waterfall Unidirectional CloudConnect.