There are an estimated 35+ billion IoT devices at the beginning in 2021 and reported that “99% of security professionals report challenges with the security of their IoT and IIoT devices, and 95% are concerned about risks associated with these connected devices.” The April 6, 2021 report entitled “99% of security pros concerned about their IoT and IIoT security” included these comments from Tim Erlin (VP of product management and strategy at Tripwire):

The industrial sector is facing a new set of challenges when it comes to securing a converged IT-OT environment,…

In the past, cybersecurity was focused on IT assets like servers and workstations, but the increased connectivity of systems requires that industrial security professionals expand their understanding of what’s in their environment.

You can’t protect what you don’t know.

Unfortunately this is no surprise!