CyberCertPrepOT Security FundamentalsOT Fundamentals: Network Architecture & ProtocolsEASYFree question
What is a basic security concern related to client-server communication in OPC UA?
- A.Over-reliance on cloud computing
- B.Lack of built-in authentication and encryption
- C.Loss of built-in authentication and encryption in anonymous sessions
- D.Too many firmware updates being applied, which alerts on unauthorized firmware changes it has no mechanism to observe
Why B is correct
Many OT components like client-server communication in OPC UA were designed for reliability over security and often lack built-in authentication and encryption.
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