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[虚拟币交流]
穆长春:货币桥区块链是货币桥技术架构核心,底层采用大圣共识(转)
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“我们为货币桥平台搭建了一套技术系统,其核心是一个专门为货币桥开发的区块链:3 V) x3 }7 q! c X" c3 o) ?! ^
货币桥区块链。”11月2日,天朝人民银行数字货币研究所穆长春在香港科技周货币桥座谈
E, i3 c8 F; {( d( t+ z: V& r. Q. X7 t0 l' D) n
会上表示,货币桥区块链是货币桥技术架构的核心,支持原子化支付和外汇同步交收业务、
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钱包管理和隐私保护控制等。其底层的货币桥区块链采用了一种拜占庭容错算法——大圣: ]& a6 _6 g. A- K
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共识,旨在缩短节点间达成共识所需的时间,提高整体协议性能及效率。
* E" x7 s' X- R" ~: H* _9 N 会上,穆长春还介绍了货币桥的隐私架构设计。货币桥平台实现了对付款方和收款方
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身份、交易金额、调用的CBDC合约等核心交易数据的隐私控制。通过由随机生成的密钥对, y0 Z9 P6 a# y/ k: S- V1 j
! G4 F' H; ^6 s- D6 ~实现的假名机制,货币桥平台确保对于单笔跨境交易,只有交易对手方及对应的央行/货币! p4 y7 w4 T) d. u3 O+ U' I
3 e9 ^( \. L! O* b4 S1 m$ w; J当局才能了解交易详情。
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X7 \' c5 v/ u) I. |+ ^5 D 去年,天朝人民银行数字货币研究所(下称“数研所”)联合清华大学公开发布了可解决
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共识算法四方难题的区块链大圣(DASHING)协议。经过一年多的发展,大圣协议已在多边
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, x; c: k$ |' q) T, U央行数字货币桥项目、央行贸易金融区块链平台等金融基础设施上落地应用。/ i7 z% v2 q/ ?- B/ g6 b
4 }# v' B% C( D7 b. \/ o 多边央行数字货币桥项目旨在尝试利用基于分布式账本技术(DLT)的公共平台进行跨境支付,
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# Z. v- O; O0 J$ { X j多家央行可在该平台上发行和交换各自的央行数字货币。该项目由香港金管局、国际清算银行
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(香港)创新中心、泰国中央银行、天朝人民银行数字货币研究所,以及阿联酋中央银行组成% u, v* G N" J- {
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项目指导委员会,由国际清算银行(香港)创新中心带领,四个小组委员会(技术、法律、政策
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# O# S- j+ [* B5 m5 O和业务)提供支持。
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4 Z9 m5 h# s7 k6 d- p" x8 ]$ m7 K* [3 ?2 x
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