Blockchain fundamentals blocker 14 12-2017
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Blockchain fundamentals blocker 14 12-2017
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Blockchain fundamentals blocker 14 12-2017
- 1. 1Blockchain Workspace www.blockchainworkspace.com Blockchain Fundamentals What is it and what isn’t it? Bas Wisselink – bwisselink@blockchainworkspace.com - @DamelonBCWS 14-12-2017
- 2. Blockchains, feit en fictie
- 3. 3Blockchain Workspace www.blockchainworkspace.com Why blockchain? Blockchain in het kort
- 4. 4Blockchain Workspace www.blockchainworkspace.com I trust someone with power to the extent he is willing to himself by imposing checks and balances on himself. Blockchain in het kort
- 5. 5Blockchain Workspace www.blockchainworkspace.com What is Trust? Blockchain in het kort • Based on experience (assessment) • Projected into the future (expectation) • Can be betrayed (uncertainty) • Not limited to persons, you can also trust a “thing”
- 6. 6Blockchain Workspace www.blockchainworkspace.com Blockchain “Trust” Blockchain in het kort • No need to assess: the blockchain proves itself • Rules are known: everyone is locked into them • You do not need to know the participant • Rules cannot be circumvented
- 7. 7Blockchain Workspace www.blockchainworkspace.com A blockchain is a transaction ledger that eliminates the need to “trust” by locking participants into a set of rules from which consensus emerges. Blockchain in het kort
- 8. Blockchain solves the central question of digitalised value Who proves: 1)It’s real and not counterfeit? 2)It hasn’t been spent before? 3)It therefore is mine?
- 9. Blockchain Essentials 1. Immutability 2. Timestamping 3. Public key cryptography 4. Peer to peer network
- 10. 10Blockchain Workspace www.blockchainworkspace.com Decentralised Consensus How does it work? Decentralised Consensus
- 12. • Independent verification of each transaction by every full node, based on a comprehensive list of criteria • Independent aggregation of those transactions into new blocks by mining nodes coupled with demonstrated computation through a proof-of-work algorithm • Independent verification of the new blocks by every node and assembly into a chain • Independent selection, by every node, of the chain with the most cumulative computation demonstrated through proof of work (or X) Decentralised Consensus In a Peer-to-Peer Network
- 13. What kind of Platforms are we seeing? 1. “Vanilla” Blockchains: Bitcoin and simple altcoins 2. “Application” Blockchains: specific for one use, for instance Gridcoin (BOINC) 3. Complete Platforms with new functionality: Nxt, Ardor, Bitshares 4. “Blockchain Computers”: Ethereum
- 16. 16Blockchain Workspace www.blockchainworkspace.com Data & Sharing Data
- 19. What kind of Applications are we seeing? http://ledracapital.com/blog/2014/3/11/bitcoin-series-24-the-mega-master-blockchain-list
- 20. Blockchains, feit en fictie Bas Wisselink Weirdo with a theatre background
- 21. 21Blockchain Workspace www.blockchainworkspace.com Blockchain Workspace Workshops & Cursussen Opleidingen tot Trainer Consulting Email: bwisselink@blockchainworkspace.com Twitter: @DamelonBCWS https://www.blockchainworkspace.com https://baswisselink.com
- 22. Blockchain Workspace www.blockchainworkspace.com License This work is licensed under a Creative Commons Attribution-Share Alike 4.0 license https://creativecommons.org/licenses/by-sa/4.0/
- 23. Blockchain Workspace www.blockchainworkspace.com Thank You Bas Wisselink 14-12-2017
Notas do Editor
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- End of first part.