One of the most obvious changes in process manufacturing in the last decade has been a move toward more connected, integrated operations. A key component of this change, in fact, has been a recent trend by operations teams to accommodate more cloud and internet...
safety system
Expert Advice for Securing Safety Systems
As more and more processing plant personnel begin to work remotely in the wake of cultural changes from the global pandemic and an acceleration in plants’ digital transformation initiatives, there is probably no topic more deserving of attention than cybersecurity....
Defense-in-depth Approach Helps Prevent Unauthorized Changes in Safety Logic
One of the main concerns from users of process safety systems is how to effectively protect the SIS against unauthorized changes of the safety logic. The traditional protection approach is based on a key switch on the safety PLC; before somebody can alter the safety...
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