伊姆兰·巴希尔(Imran Bashir)，has an M.Sc. in Information Security from Royal Holloway, University of London, and has a background in software development, solution architecture,infrastructure management, and IT service management. He is also a member of the Institute of Electrical and Electronics Engineers (IEEE) and the British Computer Society (BCS).
Imran has sixteen years' of experience in the public and financial sectors. He worked on large scale IT projects in the public sector before moving to the financial services industry.Since then, he has worked in various technical roles for different financial companies in Europe's financial capital London. He is currently working for an investment bank in London as Vice President in the Technology department.

Preface
Chapter 1: Blockchain 101
The growth of blockchain technology
Distributed systems
The history of blockchain and Bitcoin
Electronic cash
Blockchain
Blockchain defined
Peer-to-peer
Distributed ledger
Cryptographically-secure
Append-only
Updateable via consensus
Generic elements of a blockchain
How blockchain works
How blockchain accumulates blocks
Benefits and limitations of blockchain
Tiers of blockchain technology
Features of a blockchain
Types of blockchain
Distributed ledgers
Distributed Ledger Technology
Public blockchains
Private blockchains
Semiprivate blockchains
Sidechains
Permissionecl ledger
Shared ledger
Fully private and proprietary blockchains
Tokenized blockchains
Tokenless blockchains
Consensus
Consensus mechanism
Types of consensus mechanisms
Consensus in blockchain
CAP theorem and blockchain
Summary
Chapter 2: Decentralization
Decentralization using blockchain
Methods of decentralization
Disintermediation
Contest-driven decentralization
Routes to decentralization
How to decentralize
The decentralization framework example
Blockchain and full ecosystem decentralization
Storage
Communication
Computing power and decentralization
Smart contracts
Decentralized Organizations
Decentralized Autonomous Organizations
Decentralized Autonomous Corporations
Decentralized Autonomous Societies
Decentralized Applications (DApps)
Requirements of a Decentralized Application
Operations of a DApp
DApp examples
KYC-Chain
OpenBazaar
Lazooz
Platforms for decentralization
Ethereum
MaidSafe
Lisk
Summary
Chapter 3: Symmetric Cryptography
Working with the OpenSSL command line
Introduction
Mathematics
Set
Group
Field
A finite field
Order
An abelian group
Prime fields
Ring
A cyclic group
Modular arithmetic
Cryptography
Confidentiality
Integrity
Authentication
Chapter 4: Public Key Cryptpgraphy
Chapter 5: Introducing Bitcoin
Chapter 6: Bitcoin Network and Payments
Chapter 7: Bitcoin Clients and APIs
Chapter 8: Alternative Coins
Chapter 9: Smart Contracts
Chapter 10: Ethereum 101
Chapter 11: Further Ethereum
Chapter 12: Ethereum Development Environmrnt
Chapter 13: Development Tools and Frameworks
Chapter 14: Introducing Web3
Chapter 15: Hyperledger
Chapter 16: Alternative Blockchains
Chapter 17: Blockchain - Outside of Currencies
Chapter 18: Scalability and Other Challenges
Chapter 19: Current Landscape and What's next
Another Book You May Enjoy
Index

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