You're reading from Security Tokens and Stablecoins Quick Start Guide

Product typeBook

Published inApr 2019

Reading LevelBeginner

PublisherPackt

ISBN-139781838551063

Edition1st Edition

Languages

Solidity

Tools

Blockchain Ethereum

Concepts

Blockchain

Authors (3):

Weimin Sun

Xun (Brian) Wu

Angela Kwok

View More author details

ERC-20 and ERC-721 token

In Ethereum, most tokens are used as digital currency and can be interchangeable like ERC-20 tokens, but other tokens such as ERC-721 are for collectables, which are not interchangeable. These types of token are called non-fungible tokens.

In this section, we will overview these two types of token. We will look at the smart contract interface and discuss functions defined in the interface.

ERC-20

ERC-20 is the most popular Ethereum blockchain technical standard for tokens that are issued on Ethereum. It was proposed by Fabian Vogelsteller on November 19, 2015. ERC stands for Ethereum Request for Comment, and 20 is a unique ID number for the request to differentiate it from other standards. Currently...

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Security Tokens and Stablecoins Quick Start Guide

Published in: Apr 2019Publisher: PacktISBN-13: 9781838551063

Authors (3)

Weimin Sun

Weimin Sun has 20 years' of experience working in the financial industry. He has worked for top-tier investment and commercial banks such as J.P. Morgan, Bank of America, Citibank, and Morgan Stanley, where he also managed large teams for developing IT applications. Weimin has also held corporate titles such as executive director and senior VP in some of these firms. Weimin has in-depth knowledge of the blockchain technology, data science, data architecture, data modeling, and big data platforms. He holds Ph.D, M.B.A and M.Sc degrees. He has co-authored Blockchain Quick Start Guide and published several statistical journal papers.
Read more about Weimin Sun

Xun (Brian) Wu

Xun (Brian) Wu is a senior blockchain architect and consultant. With over 20 years of hands-on experience across various technologies, including Blockchain, big data, cloud, AI, systems, and infrastructure, Brian has worked on more than 50 projects in his career. He has authored nine books, which have been published by O'Reilly, Packt, and Apress, focusing on popular fields within the Blockchain industry. The titles of his books include: Learn Ethereum (First Edition), Learn Ethereum (Second Edition), Blockchain for Teens, Hands-On Smart Contract Development with Hyperledger Fabric V2, Hyperledger Cookbook, Blockchain Quick Start Guide, Security Tokens and Stablecoins Quick Start Guide, Blockchain by Example, and Seven NoSQL Databases in a Week.
Read more about Xun (Brian) Wu

Angela Kwok

Angela Kwok, is a lawyer, specializing in high-tech and blockchain start-ups and venture capital financing. She also focuses on general corporate and commercial matters, fund formation, cross-border and domestic investments, mergers and acquisitions, and related tax matters in the TMT industry. She has represented clients in blockchain-related cases.
Read more about Angela Kwok

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