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Blockchain

Blockchain. How to describe it to your grandmother!. Mehran Davoudi http://mehrandvd.me @mehrandvd. As a part of series at. The Journey Overview. The 5 th disruptive computing paradigm. Bitcoin History. http://historyofbitcoin.org/. Growth. Price. Transactions (logarithmic scale).

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Blockchain

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  1. Blockchain How to describe it to your grandmother! Mehran Davoudi http://mehrandvd.me @mehrandvd

  2. As a part of series at

  3. The Journey Overview

  4. The 5th disruptive computing paradigm

  5. BitcoinHistory http://historyofbitcoin.org/

  6. Growth Price Transactions (logarithmic scale) https://www.blockchain.com/charts

  7. Trust concept

  8. How Bitcoin works? Bitcoin as a money, as a gold

  9. Gold Ecosystem

  10. Semi-Bitcoin EcosystemA Rare Number

  11. Semi-Bitcoin: Miners Computers and algorithms to find such a number.

  12. Semi-Bitcoin: Earning and Spending • People should accept to earn these numbers for their works, services and … • People should be able to spend these numbers to buy services or products.

  13. Mainstream Adoption • Too complicated for mainstream adoption: • Same was true for the Internet, Not necessary to know how TCP/IP works • 32-character public key is not easy to use as a public address. • Circle Internet Financial and Xapo: Gmail of Bitcoin

  14. Byzantine’s General problem • Double-Spend problem resolved by blockchain

  15. Decentralized Nature It is decentralized by design, that’s what we call the Blockchain

  16. Blocks, chains of them…

  17. Decentralized chains

  18. Proof of Work Who can change the entire blockchain?

  19. Blockchain as an infrastructure At 2010 a communication from Satoshi Nakamoto: The design supports a tremendous variety of possible transaction types that I designed years ago.

  20. Blockchain revolution

  21. Blockchain 2.0 • DApp: Decentralized Applications • DAO: Decentralized Autonomous Organizations • DAC: Decentralized Autonomous Corporations • To transfer of many other kinds of assets beyond currency.

  22. Storj • Decentralized cloud storage platform • Completed a $461,802 crowdfunding in 2014 • Enable users to rent out their unused hard disk space and store heir files on the Storj network.

  23. Automatic Tradenets • Self-operating, self-owned assets: • Self-driving car, self-owning car

  24. Melk Radar • Aggregation of all estates from online vendors: Divar, Sheypour, Hamshahri, … • Real estates do not trust each other, so multi-level transactions can not be made. • A transaction could have different stakeholders with trusted portions of profit.

  25. Everything is like Economy • Every system in life, is economic to some degree • Systems and interactions: • Awareness and discovery • Value attribution • Potential interaction and exchange

  26. Distributed Censorship-Resistant • No comment!

  27. Namecoin • Alternative to verify DNS registrations • URLs permanently embedded in blockchain would be resistant to the government seizing of domains. • Top-level domains are being controlled by centralized authorities. • United States controls .comURLs. • Top-level domain for Namecoin is .bit

  28. Blockchain as a Service: BaaS

  29. THANK YOU http://mehrandvd.me I’m available everywhere by: @mehrandvd

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