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Blockchain Governance: Opportunities and Challenges
Rachid Meziani, PhD Fintech - Kuwait: October 2018
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Positioning Blockchain Governance models and challenges
Agenda Positioning Blockchain Governance models and challenges How does it help finance? Summary
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The Technological Revolution
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Anything that you can conceive of as a supply chain, blockchain can vastly improve its efficiency - it doesn't matter if its people, numbers, data, money" Ginni Rometty, CEO IBM The blockchain is an incorruptible digital ledger of economic transactions that can be programmed to record not just financial transactions but virtually everything of value.” Don & Alex Tapscott, authors Blockchain Revolution (2016)
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Moving toward the Internet of value
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Blockchain History
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10% de GDP will be stored in blockchain by 2027
Source: Gartner, World Economic Forum
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Blockchain in numbers $600 billion: The size of the entire cryptocurrency market by the end of source: CoinMarketCap $2.1 billion: Global spending on blockchain solutions in source: IDC 42.8 percent: The expansion of the blockchain space every year to source: Netscribes prediction 13 percent: Senior IT leaders who have clear and current plans to implement blockchain source:DG Connect research.
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– Business Networks benefit from connectivity
Participants are customers, suppliers, banks, partners Cross geography & regulatory boundary – Wealth is generated by the flow of goods & services across business network in transactions and contracts – Markets are central to this process: Public (fruit market, car auction), or Private (supply chain financing, bonds)
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Ledger is THE system of record for a business
Ledger is THE system of record for a business. Business will have multiple ledgers for multiple business networks in which they participate. – Transaction – an asset transfer onto or off the ledger John gives a car to Anthony (simple) – Contract – conditions for transaction to occur If Anthony pays John money, then car passes from John to Anthony (simple) If car won't start, funds do not pass to John (as decided by third party arbitrator) (more complex)
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Blockchain ...
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Problem ... Inefficient, expensive, vulnerable
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A shared, replicated, permissioned ledger ...
With consensus, provenance, immutability and finality
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Requirement for blockchain for business ...
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Records all transactions across business network
Shared between participants Participants have own copy through replication Permissioned, so participants see only appropriate transactions THE shared system of record
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Business rules associated with the transaction
Verifiable, signed Encoded in programming language Example: Defines contractual conditions under which a bond transfer occurs
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The ledger is shared, but participants require privacy
Participants need: Appropriate confidentiality between subsets of participants Identity not linked to a transaction Transactions need to be authenticated Cryptography central to these processes
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The ledger is a trusted source of information
Participants endorse transactions Business network decides who will endorse transactions Endorsed transactions are added to the ledger with appropriate confidentiality Assets have a verifiable audit trail Transactions cannot be modified, inserted or deleted Achieved through consensus, provenance, immutability and finality
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Essentials of Blockchain
Transactions are added to the ledger as new blocks on a chain Copies are replicated by each transaction agent or validator Transactions' validators operate through consensus mechanism = self-policing, verifiable, trustable Validation resilient to malicious attacks System is consistent and failure tolerant
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The benefits of blockchain The great unknowns
Increased transparency Accurate risk tracking Permanent ledger system Reduced operating costs Complex technology Regulatory implications Implementation challenges Competing platforms
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How does it work? Nolan Bauerle
Nolan Bauerle
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Integrity of data on a proof-of-work blockchain
proof-of-work scheme makes altering historical data in a blockchain prohibitively costly, since a potential thief or forger would have to alter not only the transaction record they wished to divert, but also all subsequent blocks up to the current one. source: IEEE Spectrum
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Governance of blockchains is often cited as a critical issue as the technology achieves wider use in different industries.
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Enterprise Governance is a balance between Performance and Conformity
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purposes of corporate governance against the basic properties of blockchain technology
Transparency Accountability Responsibility Fairness Properties of Blockchain Shared distributed ledgers Irreversibility of records Peer-to-Peer communication Smart contracts
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Blockchain has the potential to link corporations, industries, and governments
but the technology is still in its relative infancy, and must overcome the barriers of incumbent legacy systems
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Current Challenges to Blockchain Governance
Scalability: How big can you grow without sacrificing efficiency? Privacy: How secure is secure? Interoperability: Will your blockchain play nicely with other blockchains?
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How Blockchain Governance Help?
Privacy Provides a framework for adaptability, so projects can act quickly when inevitable problems and security issues come up. Speed Lowers scalability obstacles by allowing blockchains to function faster Standards Provides organizations with a foundation for shared standards, so they can explore opportunities for interoperability without sacrificing the privacy of their data.
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Types of Blockchains Federated
Operates under the leadership of a group Access is limited to only members of the group Due to limited membership, they are faster, can scale higher, and offer more transaction privacy Distant cousin of intranets of 1990s Federated
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Permissionless / Private
Access might be public or restricted, but only a few users are given permission to view and verify transactions Ideal for database management or auditing services, where data privacy is an issue Compliance can be automated, as the organization has control over the code
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Permissionless / Public
Open-source and available to the public Transactions are transparent to anyone on the network with a block viewer, but anonymous. The ultimate democracy – this fully distributed ledger disrupts current business models by removing the middleman Minimal costs involved: no need to maintain servers or system admins
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Hybrid A public blockchain, which hosts a private network with restricted participation The private network generates blocks of hashed data stored on the public blockchain, but without sacrificing data privacy Flexible control over what data is kept private and what is shared on the public ledger Hybrid blockchains offer the benefits of decentralisation and scalability, without requiring consensus from every single node on the network
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Governance Models Address the roles of three key players
Nodes Miners Nodes are the powerful computers that host copies of the ledger, and must validate each transaction. Nodes protect the integrity of the blockchain by allowing the ledger to remain decentralized, making it resilient to hacks Miners are powerful nodes who group transactions into blocks and add them to the blockchain. Because of the hardware and the expertise involved miners are compensated for each block they successfully add to the chain.
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Governance Models Delegated Proof of Stake
All nodes vote to elect a limited number of nodes who they trust to validate transactions on their behalf. These elected nodes - or Witnesses - function like elected of officials, and have the power to validate a transaction on behalf of others. Voting is ongoing, and Elected Nodes can be replaced any time if other users deem them untrustworthy.
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Decentralized Autonomous Organizations (DAO)
A DAO is an Organization that runs itself. Each member has an equal stake, so corporate corruption can be minimized DAOs use Smart Contracts to auto-complete several business decisions without human interference
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How Blockchain can help finance?
“What the internet did for communications, blockchain will do for trusted transactions.”– Ginni Rometty, CEO of IBM 1) Simplified Cross-Border Payments: Everex Wallet RippleNet
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How Blockchain can help finance?
2) Fraud & Cyber Crime Reduction: 45% of financial intermediaries suffer from fraud and cybercrime every year 3) Less Reliance on Cash : Blockchain technology - Compliance regulations = blockchain-based digital currencies for notes and coins Bank of England and the central bank of Norway, are already discussing discontinuing use of notes and coins entirely
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How Blockchain can help Finance?
4) Easy KYC (Know Your Customer): Financial institutions spend $60 million to $500 million per year to keep up with Know your Customer (KYC) - Thomson Reuters
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How Blockchain can help Finance
5) Easier and Cost Effective Payments: Enable higher security and lower costs for banks to process payment between organizations and their clients and even between banks themselves blockchain would eliminate the need for a lot of intermediaries
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How Blockchain can help Finance
Traditional Contracts Smart Contracts 6) Remove Intermediaries with Smart Contracts : Bank of America Merrill Lynch, Citi, Credit Suisse and J.P. Morgan Healthcare Agriculture
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How Blockchain can help Finance?
7) Seamless Identity Management : Users can choose how to identify themselves and who will be informed Users register their identity on the blockchain, but can re-use that identification for other services identity is safe inside a digital network and creates a seamless access
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Summary Internet foundations were laid in the 1960s, but it wasn’t until the 1990s when it became mainstream. Building governance structures for blockchain applications is still in the very early stages, but has a striking amount of potential. If blockchain technology can overcome its scalability issues with dynamic governance systems, the potential applications are limitless.
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