Two And A Half Coins cover art

Two And A Half Coins

By: david wong
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  • Summary

  • This series focuses on teaching you about cryptocurrencies from the very start! We'll start with databases, banks, distributed systems, and we will then go further with Bitcoin, Ethereum, Mina, and other cryptocurrencies that are making the world advance today. About: David Wong is an engineer at O(1) Labs working on the Mina cryptocurrency. Prior to that, he was the security lead for the Diem (also known as Libra) cryptocurrency at Novi, Facebook. And before that a security consultant at the Cryptography Services practice of NCC Group. David is also the author of Real-World Cryptography.
    david wong
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Episodes
  • Bitcoin transactions: The Bitcoin script and UTXOs

    Bitcoin transactions: The Bitcoin script and UTXOs
    May 22 2023

    In the 5th episode of this series I interview Arik Sosman (our very first guest!) in order to learn more about Bitcoin transactions. Specifically, how the Bitcoin scripting language works, and what UTXOs are!


    You can find out more about Arik by following him on twitter: https://twitter.com/arikaleph?lang=en
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    45 mins
  • 51% attacks on proof-of-work chains and Merkle trees!

    51% attacks on proof-of-work chains and Merkle trees!
    Sep 7 2022

    In this fourth episode I stick with Bitcoin to talk about 51% attacks and double spending in more details. In the second part of the podcast I explain what type of data structure merkle trees are, and why they are used in pretty much all cryptocurrencies.
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    20 mins
  • More on Bitcoin: How does mining work? What are hash functions? And what is Proof of Work?

    More on Bitcoin: How does mining work? What are hash functions? And what is Proof of Work?
    Aug 31 2022

    In this third episode we'll dig more into the tech of Bitcoin. But for that, we'll need to talk briefly about cryptographic hash functions and how they work. Once done, we'll talk about mining, proof of work, chains of blocks, and mining pools!
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    20 mins
Education
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