This video series looks at the core components of cryptocurrencies. We use Satoshi Nakamoto's 2009 paper:- "Bitcoin: A Peer-to-Peer Electronic Cash System" as our guide. In this video we look at Blockchain to see how it solves the 'Double-Spend' problem, ensures that transactions can't be tampered with and uses a protocol called 'Longest Chain' to gain consensus between multiple copies of a decentralised ledger distributed across myriad computers or 'nodes'
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