Blockchain quick reference a guide to exploring decentralized blockchain application development
Understand the Blockchain revolution and get to grips with Ethereum, Hyperledger Fabric, and Corda. Key Features Resolve common challenges and problems faced in the Blockchain domain Study architecture, concepts, terminologies, and Dapps Make smart choices using Blockchain for personal and business...
| Otros Autores: | , , |
|---|---|
| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Birmingham :
Packt Publishing Ltd
[2018]
|
| Edición: | 1st edition |
| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009630509706719 |
Tabla de Contenidos:
- Cover
- Title Page
- Copyright and Credits
- Packt Upsell
- Foreword
- Contributors
- Table of Contents
- Preface
- Chapter 1: Blockchain 101
- Processing a financial transaction
- Ledger
- Concept of a trustless system
- Introducing blockchain
- General elements of blockchain
- Peer-to-peer network
- Block
- Block header
- Addresses
- Wallets
- Transaction
- Nodes
- What does blockchain solve?
- Types of blockchains
- Public blockchain
- Semi-private blockchain
- Private blockchain
- Consortium blockchain
- Byzantine generals problem
- Consensus
- Blockchain in a nutshell
- Benefits
- Banking records
- Medical records
- Government records
- Creative and copyright records
- University degree records
- Challenges
- Complexity
- Network scalability
- Speed and cost
- Double spending
- Summary
- Chapter 2: Components and Structure of Blockchain
- Blocks
- The chain between blocks
- Hashing and signatures
- Digital signatures
- What are digital keys?
- Example block data
- Example Ethereum block
- Bitcoin block
- Global state
- Block time and block size
- Blockchain miners
- Blockchain validators
- Smart contracts
- Blockchain speed
- How to calculate blockchain throughput
- Comparisons with traditional networks
- Summary
- Chapter 3: Decentralization Versus Distributed Systems
- Distributed systems
- Resiliency
- Fault tolerance and failure isolation
- Consensus and coordination
- Backups
- Consistency
- Peer-to-peer systems
- Decentralized systems
- Principles of decentralized systems
- Open access
- Non-hierarchical
- Ecosystem diversity
- Transparency
- Downsides
- Speed
- Censorship resistance
- Chaos and non-determinism
- Summary
- Chapter 4: Cryptography and Mechanics Behind Blockchain
- Principles of security
- Historical perspective - classical cryptography.
- Types of cryptography
- Symmetric cryptography
- Asymmetric (public-key) cryptography
- Signatures
- Hashing
- The avalanche effect
- Collisions
- Hashing a block
- Hashing outside PoW
- Summary
- Chapter 5: Bitcoin
- The history of Bitcoin
- Why Bitcoin is volatile
- Keys and addresses
- Currency units
- Vanity addresses
- Base58 check encoding
- Transactions
- Types
- Pay-to-Public-Key Hash
- Pay-to-Script Hash
- Blocks
- Genesis block
- Bitcoin network
- Types of nodes
- Full node
- Lightweight nodes
- Other nodes
- Network discovery
- Finding peers
- DNS seeds
- Static IPs
- Wallets
- Types
- Deterministic wallet
- Deterministic wallets
- HD wallets
- Non-deterministic wallet
- Summary
- Chapter 6: Altcoins
- Introducing Altcoins
- Tokens
- Ethereum
- Omni Layer
- NEO
- Waves
- Counterparty
- Alternative currency
- Monetary alternatives
- Consensus alternatives
- Litecoin
- Ether
- Ripple
- Bitcoin Cash
- Acquiring cryptocurrency
- Mining of cryptocurrency
- Bitcoin mining
- Mining difficulty
- Mining pools
- Altcoin mining
- Cryptocurrency exchanges
- Cryptocurrency wallets
- Summary
- Chapter 7: Achieving Consensus
- Practical Byzantine fault tolerance algorithm
- Byzantine faults
- How PBFT works
- Proof of Work
- How the PoW problem works in Bitcoin
- Proof of Stake
- The nothing-at-stake attack
- Variations
- Delegated Proof of Stake
- Tendermint consensus
- Proof of Authority
- Establishing authority
- Proof of Elapsed time
- Summary
- References
- Chapter 8: Advanced Blockchain Concepts
- Blockchain and banks
- Unbanked - going pure crypto
- Fixing pegs
- Buying options
- Why regulated exchanges?
- Unbanked and unincorporated?
- The DAO
- Decentralizing an organization
- Putting a corporation on a blockchain
- Cutting out the middle man.
- Providing capital
- Social purpose - blockchain as leveler
- Banking the unbanked
- Silk road LLC - privacy and ethics
- Tracking all the things
- Defeating some privacy issues with zero-knowledge proofs
- Unwrapping the concept of zero-knowledge proofs
- Summary
- Chapter 9: Cryptocurrency Wallets
- Introduction to cryptocurrency wallets
- Transactions in cryptocurrency wallets
- Types of cryptocurrency wallets
- Currency support
- Tenancy
- Software wallets
- Hardware wallets
- Paper wallets
- Brain wallet
- Usage frequency
- Key derivation
- Non-deterministic wallet
- Deterministic wallets
- Hierarchical deterministic wallets
- Mnemonic codes
- Key generation process in HD wallets
- Child key derivation
- Private key generation
- Extended keys
- Summary
- Chapter 10: Alternate Blockchains
- Various uses of blockchain
- Government
- Healthcare
- Medical research
- Supply chain
- Copyright
- Fine art
- Shipping
- Energy
- Computation and data storage
- Identification and social security
- Enterprise
- Ripple
- Transactions
- Stellar
- Tendermint
- Monax
- Summary
- Chapter 11: Hyperledger and Enterprise Blockchains
- History of Hyperledger
- Hyperledger projects
- Hyperledger Burrow
- Hyperledger Sawtooth
- Sawtooth architecture
- Transaction families
- Transactions and batches
- The key pieces
- Hyperledger Fabric
- Architecture choices and features
- Organizational focus
- Private channels
- Assets
- Smart contracts
- Advantages of Fabric
- Hyperledger Iroha
- Hyperledger Indy
- Tools in Hyperledger
- Hyperledger Caliper
- Hyperledger Composer
- Hyperledger Cello
- Hyperledger Explorer
- Hyperledger Quilt
- Relationships between the tools
- Which Hyperledger project should you use?
- Using Hyperledger
- Summary
- Chapter 12: Ethereum 101
- Introducing Ethereum.
- Components of Ethereum
- Ethereum accounts
- Ethereum network
- Ethereum public MainNet
- Ethereum clients
- Geth
- Installing Geth
- Managing accounts
- Ethereum gas
- Ethereum virtual machine
- Execution environment
- Ethereum block
- Block header
- Ommers or uncles
- Messages
- Ethash
- Ether
- Procuring ether
- Trading
- Summary
- Chapter 13: Solidity 101
- Basics of Solidity
- The basics of working on Solidity
- Using the compiler
- Programming in Solidity
- Laying out a Solidity file
- Importing files
- Commenting
- Tags
- Structure of a contract
- State variables
- Functions
- Function modifiers
- Events
- Types
- Value types
- Boolean
- Integers
- Address
- Array value type
- Literal
- Enums
- Function
- Function Modifiers
- Reference types
- Structs
- Data location
- Mapping
- Units and global variables
- Summary
- Chapter 14: Smart Contracts
- Why smart contracts?
- Automating processes and resolutions between parties
- Real-world example
- Increased transparency
- Ending centralized data
- Increased fairness
- Smart contract approaches
- Example Ethereum smart contracts
- The promises
- Security considerations
- Dealing with threats in smart contracts
- Limitations of smart contracts
- Data quality and mistakes
- Legal validity
- Stability of meaning
- Summary
- References
- Chapter 15: Ethereum Development
- Introduction
- Preparing for smart contract development
- Remix
- Geth and Mist
- Token standard
- Methods in ERC20
- Web3
- Truffle framework
- Ganache
- Working on a smart contract
- Summary
- Chapter 16: Ethereum Accounts and Ether Tokens
- Introducing Ethereum accounts
- Ethereum state transition function
- Genesis block
- Transaction receipts
- Elements
- Post-transaction state
- Gas used
- Set of logs
- The bloom filter
- Structure.
- Transaction sub state
- Suicide set
- Log series
- Refund balance
- Messages
- Calls
- Ethereum block validation
- Uncles validation
- Block difficulty
- Block finalization
- Disadvantages of Ethereum-based tokens
- Summary
- Chapter 17: Decentralized Applications
- What makes an application decentralized
- Defining a decentralized application
- Decentralized apps and blockchain
- Using blockchain does not make an application decentralized
- Major decentralized blockchain applications
- IPFS
- Typical web communications
- Peer-to-peer file transfer
- Value to blockchain projects
- Aragon
- district0x
- What is a district?
- Ethereum name service
- Civic/uPort
- Gnosis
- Steemit
- CryptoKitties
- Summary
- References
- Chapter 18: Mining
- Cryptocurrency mining
- The mining process
- Algorithms
- Mining hardware
- CPU-based mining
- GPU-based mining
- FPGA-based mining
- ASIC-based mining
- Miner types
- Cloud mining
- Hardware mining
- Mining rigs
- Mining pools
- Pay-per-share - PPS
- Proportional - PROP
- Pay-per-last-N-shares - PPLNS
- The double geometric method - DGM
- Shared maximum pay per share - SMPPS
- Equalized shared maximum pay per share - ESMPPS
- Recent shared maximum pay per share - RSMPPS
- Capped pay per share with recent backpay - CPPSRB
- Bitcoin pooled mining - BPM
- Pay on target - POT
- SCORE
- Popular pools
- Mining software
- Summary
- Chapter 19: ICO 101
- The current state of the ICO market
- Increasing volume of ICOs
- Typical aspects of an ICO campaign
- Whitepaper
- Private placement
- Pre-sale
- Good pre-sale practices
- Public sale
- Capped sale
- Uncapped sale
- Dutch auction
- Influencer marketing
- PR campaigns
- Content marketing
- ICO reviewers
- Smart contract and prototype development
- Code audits
- Bounty campaigns
- Airdrops.
- Road shows.
