Blockchain Types and Platforms
Summary
This chapter surveys the landscape of blockchain implementations, from fully open permissionless networks to tightly controlled private and consortium chains. Students will compare Ethereum, Bitcoin, and enterprise platforms like Hyperledger, understanding the architectural tradeoffs each makes. The chapter also covers interoperability challenges and why the choice between blockchain types has significant implications for cost, governance, and trust.
Concepts Covered
This chapter covers the following 13 concepts from the learning graph:
- Permissioned Blockchain
- Permissionless Blockchain
- Public Blockchain
- Private Blockchain
- Consortium Blockchain
- Hyperledger
- Ethereum Overview
- Bitcoin Overview
- Interoperability
- Governance
- On-Chain Governance
- Off-Chain Governance
- Consortium Governance
Prerequisites
This chapter builds on concepts from:
- Chapter 5: Distributed Systems and Ledgers
- Chapter 7: Consensus Mechanisms
- Chapter 9: Smart Contracts and Tokens
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