November 2019
Beginner to intermediate
408 pages
9h 29m
Korean
Content preview from 밑바닥부터 시작하는 비트코인
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.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.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.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.
8
장
p2sh 스크립트
231
checksum
함수를 호출하여 다음과 같이 구할 수 있습니다.
>>> from helper import encode_base58_checksum
>>> h160 = bytes.fromhex(‘74d691da1574e6b3c192ecfb52cc8984ee7b6c56’)
>>> print(encode_base58_checksum(b’\x05’ + h160))
3CLoMMyuoDQTPRD3XYZtCvgvkadrAdvdXh
연습문제
8.2
20
바이트의
hash160
값을
p2pkh
주소로 변환하는
h160
_
to
_
p2pkh
_
address
함수를 작성하
시오.
연습문제
8.3
20
바이트의
hash160
값을
p2sh
주소로 변환하는
h160
_
to
_
p2sh
_
address
함수를 작성하
시오.
8.5.3
p2sh
서명 검증
p2pkh
스크립트처럼
p2sh
스크립트에서 까다로운 부분 중 하나가 서명을 검증하는 부분입니
다.
p2sh
서명 검증은
7
장에서 설명했던
p2pkh
의 경우와 다릅니다.
p2pkh
스크립트의 경우
1
개의 공개키로
1
개의 서명을 검증하지만, 여기서는 복수의(리딤 스
크립트 안의
SEC
형식) 공개키와 그와 같거나 적은 (해제 스크립트 안의
DER
형식) 서명을
검증합니다. 코딩하기 좋게 해제 스크립트 안의 서명 순서는 공개키의 순서와 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.