A control system is generally composed of a human-machine interface (HMI) that is often a Windows-based system and field controllers. The HMI is essentially an IT system with IT vulnerabilities. The field controllers generally use proprietary real time operating systems or embedded processors.
I received this very timely press release from the British North American Committee (BNAC) and the Atlantic Council of the United States (ASUS): Note that one of the report's main authors is Paul Twomey from ICANN... CEOS AND DIRECTORS NEED TO TACKLE CYBER SECURITY THREATS
Walt has just posted a link to a report written by Paul Twomey, among others. He's the head of ICANN. The report is about cybersecurity and the recent attacks on Rolls Royce and Royal Dutch Shell....