Explore the relevance of security facts and myths surrounding blockchain and smart contracts in industrial control systems through this 21-minute conference talk by Richard R. Brooks from Clemson University. Delve into topics such as the original blockchain, security aspects, Hyper Ledger, modular mining, and potential vulnerabilities in blockchain implementations. Gain insights on data security, mining processes, sidechains, smart contracts, private currencies, and the concepts of decentralization and distributed computation. Enhance your understanding of how these technologies impact industrial cybersecurity and their implications for IT security professionals.