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Index
Title Page
Copyright and Credits
Blockchain for Business 2019
About Packt
Why subscribe?
Packt.com
Contributors
About the author
About the reviewers
Packt is searching for authors like you
Preface
Who this book is for
What this book covers
To get the most out of this book
Download the color images
Conventions used
Get in touch
Reviews
Bitcoin, Blockchain, and Cryptoassets
An introduction to blockchain
The rise of blockchain
Key features of blockchain
Ease of access
Blockchain – the internet of money
The hype of industrial companies around blockchain
Impacts of blockchain
Impacts in the financial sector
Impacts in our daily lives
The Chinese formula scandal
Blood diamonds
Impacts of blockchain on the internet
Summary
A Brief History of Money
An introduction to money
Money as a medium of exchange
Money as a unit of account
Money as a store of value
Money – an abstraction of value
The gold standard
An introduction to fiat currencies
What happens when fiat currency systems fail
How blockchain comes into the picture
Summary
The Birth of Bitcoin and the Advantages of a Decentralized Payment System
How Bitcoin came into existence
The beginning of the economic crisis
The birth of Bitcoin
Projects leading up to Bitcoin
An introduction to Bitcoin
Double-spending and how Bitcoin resolved it
How traditional payment systems work
Electronic transfers in banks
Credit and debit card transactions
Transactions in PayPal
Differences between centralized and decentralized payment systems
Summary
Five Forces of Bitcoin - #1 Blockchain
Introduction to Bitcoin's five forces
The first force – blockchain
Why blockchain is better
How blockchain works
Different types of blockchain
Public blockchains
Private blockchains
Value of blockchain
Areas where blockchain can be handy
Summary
Five Forces of Bitcoin - #2 Cryptography
Introduction to cryptography
Uses of cryptography in early times
Types of cryptography
Cryptographic techniques used in Bitcoin
Hash functions
Digital signatures
Summary
Five Forces of Bitcoin - #3 Consensus Algorithm
The Byzantine Generals' Problem
The Proof-of-Work consensus algorithm
Introduction to mining
The different aspects of a Bitcoin transaction
Nonce and difficulty
The computing power
Decentralized consensus and game theory
Examples of miner misbehavior
Example of double-spending
The architecture surrounding the Bitcoin network
Consensus attacks
Summary
Five Forces of Bitcoin - #4 P2P Network
Introduction to P2P networks
P2P model versus client-server model
Financial transactions
How Bitcoin differs
Nodes of the Bitcoin network
Types of nodes
Full nodes
SPV nodes
The Bitcoin P2P network
The mainnet
The testnet
Additional entities
Summary
Five Forces of Bitcoin - #5 Software Code Base
Introduction to Bitcoin's software code case
Wallets
Blockchain explorer
Bitcoin's scripting language
Bitcoin as an application platform
Asset registry
Crowdfunding
Summary
How Ethereum Took the Idea of Blockchain to the Next Level
Introduction to Ethereum
How Ethereum came into existence
The Theil fellowship
Understanding Ethereum
The Ethereum Virtual Machine
Introduction to virtual machines
Summary
Ethereum - A Global Platform for Decentralized Applications
Decentralized applications based on Ethereum
Types of decentralized applications
Ethereum and initial coin offerings
Decentralized autonomous organizations
The DAO
Summary
Blockchains Focused on Specific Sectors and Use Cases
The different categories of blockchain
Sector-specific public blockchains
Blockchain and IoT
Private blockchains
How blockchain affects privacy
Blockchain cryptoassets dealing with privacy
Summary
Corporate Blockchains
Introduction to corporate blockchains
R3 Corda
The core services provided by blockchains
Hyperledger
The Hyperledger frameworks
Hyperledger Fabric
Hyperledger Sawtooth
Sawtooth architecture
Hyperledger Iroha
Hyperledger Burrow
Hyperledger Indy
Enterprise Ethereum Alliance
Private blockchains for business
Summary
The Disruptive Potential of Blockchain Technology
Blockchain and financial services
How blockchain comes into the picture
Why banks shouldn't ignore blockchain
But why should banks even bother?
Banking business lines that can be potentially disrupted
How blockchain can affect lending
Trade finance on the blockchain
Blockchain and insurance
Investment banking and blockchain
Blockchain and financial regulation
Blockchain and the retail sector
The Internet of Things
How is this related to the retail industry?
Blockchain and intellectual property
Blockchain and the food sector
Blockchain and the transportation sector
Blockchain and the global tech giants
Google
How could blockchain disrupt YouTube's dominance?
How could Blockchain disrupt AdSense?
Facebook
How could blockchain disrupt Facebook's business?
Amazon
The impact of blockchain on Amazon Web services
Apple
Summary
Blockchain and AI
A brief history of AI
Implementing AI
Projects combining blockchain and AI
Future of AI for smart contracts
Summary
Current Issues and Potential Solutions to Take Blockchain to the Next Level
Issues faced by blockchain
Scalability
Governance
Interoperability
Privacy
Solutions for scalability issues
On-chain solutions
Proof-of-Stake
Sharding
Off-chain solutions
Payment or state channels
Plasma
Truebit
Solutions to other challenges
Next generation blockchain projects
The exciting world of blockchain
Resemblance to previous disruptive innovations
The technology hype cycle
Blockchain and Web 3.0
Summary
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