What are the security priorities of OT cybersecurity?

The IT world has long utilized the CIA Triad (Confidentiality, Integrity, Availability) as the foundation for cybersecurity Confidentiality as its first objective. The OT cybersecurity world also uses the triad however placing Availability as the top priority. This is because OT cybersecurity is not only concerned about financial, data or reputation impacts should a breach occur. Also included are physical concerns including property damage, environmental effects, injury, or even death. Consequently, OT cybersecurity professionals must ensure that system remain under control first and foremost.