Every new or upgraded industrial control system becomes more and more connected to external networks outside the site fence. Not just the ubiquitous internet but also via a host of other networks designed to collect and exchange massive amounts of data in real time. Businesses have become addicted to automation and its associated information exchange and there is no sign of this trend slowing down. Unfortunately, this rapid increase in connectivity has not been without side effects. As industrial control systems have evolved to better leverage massively improved data networks something else has happened in parallel, the emergence of the real and deliberate hacker threat to the industrial control system platform.

Gas Detection Systems have been extensively used for Life Safety Applications, to prevent harm to personnel, in industry for over 50 years

Australian and international machine safety standards have been in a constant state of flux for the last decade, maybe even longer.