Core Concepts, Challenges, and Future Directions in Blockchain: A Centralized Tutorial

ACM Computing Surveys (CSUR), pp. 1-39, 2020.

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Blockchains are a topic of immense interest in academia and industry, but their true nature is often obscured by marketing and hype. In this tutorial, we explain the fundamental elements of blockchains. We discuss their ability to achieve availability, consistency, and data integrity as well as their inherent limitations. Using Ethereum a...More



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