Book Image

Learn Ethereum - Second Edition

By : Xun (Brian) Wu, Zhihong Zou, Dongying Song
Book Image

Learn Ethereum - Second Edition

By: Xun (Brian) Wu, Zhihong Zou, Dongying Song

Overview of this book

Ethereum is a blockchain-based, decentralized computing platform that allows you to run smart contracts. With this book, you’ll discover the latest Ethereum tools, frameworks, wallets, and layer 2, along with setting up and running decentralized applications for the complete, end-to-end development experience. Learn Ethereum, 2nd Edition is a comprehensive overview of the Ethereum ecosystem, exploring its concepts, mechanisms, and decentralized application development process. You’ll delve into Ethereum's internals, technologies, and tools, including Ethereum 2.0 and the Ethereum Virtual Machine (EVM), gas, and its account systems. You’ll also explore Ethereum's transition to proof of stake, L1/L2 scaling solutions, DeFi protocols, and the current marketplace. Additionally, you’ll learn about EVM-compatible blockchains, connectivity techniques, and advanced topics such as sharding, off-chain scaling, DAOs, Metaverse, and NFTs. By the end of this book, you’ll be well-equipped to write smart contracts and develop, test, and deploy DApps using various tools, wallets, and frameworks.
Table of Contents (24 chapters)
1
Part 1: Blockchain and Ethereum Basics
7
Part 2:Ethereum Development Fundamentals
11
Part 3: Ethereum Development Fundamentals
15
Part 4:Production and Deployment
20
Part 5:Conclusion

Multiparty signature wallets

A multi-signature wallet is like a video-game lobby, where the game will only start when each player is ready to go; a vault with high security where passwords are needed from more than one manager; or a joint bank account, where signatures are needed from more than one account holder. Now, you have an idea of what a multi-signature wallet is. It’s basically a type of wallet that needs more than two signatures to access the funds on a multi-signature address. Let’s have a look at the following visual representation:

Figure 14.4 – Multiparty signature wallet model

Figure 14.4 – Multiparty signature wallet model

Multi-signature is not a new technology just for Ethereum. It existed in the world of cryptocurrency even before the time of Bitcoin. The concept of multi-signature can be applied in many use cases, mostly for security purposes. In 2012, it was first implemented for Bitcoin addresses. In the following year, multi-signature wallets were created...