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Explore a critical analysis of OPC UA security in industrial control systems through this 24-minute Black Hat conference talk. Delve into the promises and pitfalls of OPC Foundation's Unified Architecture, examining its authentication, authorization, integrity, and confidentiality features. Discover why, despite these security measures, researchers have uncovered numerous insecurely configured OPC UA devices exposed to the Internet. Learn from experts Alessandro Erba and Nils Ole Tippenhauer as they dissect the challenges of securely bootstrapping OPC UA deployments and offer insights into improving ICS security protocols.
