
What is OPC UA? Differences with OPC
OPC UA stands for OPC Unified Architecture. It is an extensible and platform-independent standard for the secure exchange of information in industrial systems.

The growing importance of cybersecurity and the relative attention it receives
Hackers' motives are multiple. From financial or economic reasons to politics, which also exist.

What is redundancy in control systems and why is it important?
Redundancy in control systems implies maintaining an additional part capable of performing the same functions as the original.