March 2022
Intermediate to advanced
293 pages
5h 31m
Chinese
Content preview from 精通区块链
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173
第
7
章
去中心化金融和网络
加密货币、区块链和智能合约的日益流行创造了许多新的应用，这些应用提
供了专门的功能，从保护隐私到创建稳定的支付系统，再到全新类型的基于
区块链的应用。本章将探讨在去中心化金融和去中心化应用领域所展现的令
人兴奋的潜力。
7.1
信任的再分配
虽然如今银行正在尝试创新，但它们仍然是缓慢和昂贵的。跨境汇款需要一
天以上的时间。而对于那些没有银行账户的人来说，向住在其他国家的家人
或朋友汇款是很昂贵的。有了使用加密货币的支付层，区块链可以消除中间
环节。随着时间的推移，它还可能允许用户拥有自己的数据，而不是把数据
托管在大型技术公司。
7.1.1
账户被黑客攻击的危险
为什么用户数据的所有权很重要？技术和金融领域的大公司并不是数据的好
管家。它们屡次被入侵、被黑客攻击，或以其他方式受到损害。在许多情况下，
他们试图轻描淡写或隐瞒这些违规行为，尽管后来经常被发现（并被罚款）。
例如：
174 ｜ 第 7 章
•
雅虎披露了在
2013
年有
30
亿账户被泄露。它直到
2017
年才公布有关黑
客的信息，并最终达成和解，支付
1.175
亿美元的赔偿金。
• 2018
年，
Facebook
有
5000
万个用户账户被泄露。美国联邦贸易委员会
（
FTC
）因该公司处理用户数据不当对其罚款
50
亿美元。
• Equifax ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.