Cheaters Can’t Cheat: Fairness Protocol Explained [The value in bitcoin, ethereum, open blockchains]

What is really unique and valuable about bitcoin or ethereum? It’s more than monetary policy. More than smart contracts. In this video, Andreas explains what he calls, “The Fairness Protocol”, using a story from his childhood of his cousins, a bowl of french fries, and the dilemma of how to fairly split the food between […]

[CS198.2x Week 1] Federated Consensus Overview

CS198.2x Blockchain Technology Week 1 CS198.2x Blockchain Technology is the second course in the Blockchain Fundamentals edX program. Sign up today for free or for a professional certificate with the link below. Certificate page: Blockchain Fundamentals was developed by Blockchain at Berkeley, in collaboration with UC Berkeley EECS department, MOOCLab, and BRCOE for edX. […]

Bitcoin Q&A: Sidechains and Federated Consensus

What are sidechains? What is Liquid and what are the use cases of sidechains? What are the differences to the Lightning Network? What do you think about Delegated Byzantine Fault Tolerance? What are issues with these federated models? These questions are from part of the December, May, and July monthly Patreon sessions, which took place […]

The Holy Trinity – Blockchain, AI, IoT | Aman Sanduja | TEDxDTU

Mr. Sanduja explains the importance of data in the new digital age using the Holy Trinity of technologies, namely, the Blockchain technology, AI and IoT. He believes that incorporating an interweave of these technologies into our daily lives is the next step forward for achieving transparent, straightforward and swift interactions for services. “The change that […]

23. New Directions in Crypto

MIT MAS.S62 Cryptocurrency Engineering and Design, Spring 2018 Instructor: Tadge Dryja View the complete course: YouTube Playlist: Future developments including block / committed bloom filters, sharding, accumulators and UTXO commitments are covered. License: Creative Commons BY-NC-SA More information at More courses at

22. Alternative Consensus Mechanisms

* ****Please note that lectures 9, 19, 20, and 21 are not available.***** MIT MAS.S62 Cryptocurrency Engineering and Design, Spring 2018 Instructor: Tadge Dryja View the complete course: YouTube Playlist: Alternate consensus including unique node lists, proof of stake and space, variants, directed acyclic graphs, and proof of idle. License: Creative Commons BY-NC-SA […]

Understanding Blockchain Consensus Mechanisms

What do treasure hunters have to do with a blockchain system? The answer lies in the various consensus mechanisms. Find out more about Opet and it’s unique blockchain system here: ================= Tech in Asia (YC W15) is the largest English-language technology media company that focuses on Asia. From the latest news to the hottest […]

Consensus Algorithms, Blockchain Technology and Bitcoin UCL – by Andreas M. Antonopoulos

An academic lecture by Andreas M. Antonopoulos explaining the consensus algorithm, “Proof of Work”, used by bitcoin and many other blockchains. Andreas is a UCL alum. This talk was presented in collaboration with the Department of Computer Science at University College London. If you want early-access to talks and a chance to participate in the […]
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