March 2022
Intermediate to advanced
293 pages
5h 31m
Chinese
Content preview from 精通区块链
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区块链技术的起源 ｜ 27
1.5.2.3
生成交易
比特币交易遵循一种独特的会计类型，称为
UTXO
，它表示未花费的交易输
出（
unspent transaction output
）。一笔交易最少包含一个输入列表和一个输
出列表。每个输入都表示了一个资金来源的比特币地址，以及该地址过去收
到的未消费交易。它同时还包含可证明该地址所有者已经授权该交易的数字
签名。每个输出都表示了接受资金的比特币地址和该地址将收到的金额。
我们将在下一章节介绍比特币交易的结构，并详细介绍这些概念。
1.5.3
早期的漏洞
作为一种新的协议，比特币在早期并非没有问题。早期的比特币客户端不容
易使用，所以下载客户端的人并不多。比特币的最早的支持者有些就是提出
使用比特币概念的人，包括提出
B-Money
的戴维和提出比特黄金促进了交易
安全的发展的尼克
·
萨博。另外一位早期比特币倡导者是哈尔
·
芬尼，他从
中本聪获得了第一笔比特币交易。
比特币诞生不到两年，就发现了一个重大安全漏洞。
2010
年
8
月
6
日，一位
社区成员注意到一个异常大的输出交易，并在一个主流的留言板上发布了这
个问题。开发者杰夫
·
加齐克（
Jeff Garzik
）写 道 ：“
#74638
这个区块中的‘出
值’相当奇怪。”有人试图凭空创造出
9197.9
万。例
1-1
显示了该交易。
例
1-1
：异常的大额比特币交易
CBlock(hash=0000000000790ab3, ver=1, hashPrevBlock=0000000000606865, hashMerkleR
oot=618eba, ...
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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.