Mid 2010, a sophisticated malicious computer worm called Stuxnet targeted major ICS
systems around the world causing severe damages to Siemens automation products.
Stuxnet proved its ability to infect air-gapped-segregated critical computers control system.
After this attack, the whole ICS industry security was thrust into spotlight. Automation
suppliers have already started to re-think their business approach to cyber security. The
OPC foundation have made also significant changes and improvements on its new design …