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南洋理工CAP组关于BCH技术原理和现状简述
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Topic: 南洋理工CAP组关于BCH技术原理和现状简述 (Read 87 times)
RicardoMLu
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南洋理工CAP组关于BCH技术原理和现状简述
February 07, 2018, 09:02:47 AM
#1
Bitcoin Cash
代币价格(USD):$1231.30
市值总量(USD):$208.63亿
发行总量(BCH):2100万
市值排名:第四名
技术指数:★★★★☆
应用程度:★★★★☆
项目简介
比特币现金(Bitcoin Cash, BCH)是由来自中国的挖矿巨头比特大陆旗下的Viabtc矿池发起的,当前总市值在数字货币市场中排行第三。比特币现金,在本质上是对比特币链上扩容的硬分叉,将区块大小扩大到了8M。分叉前其存储的区块链中的数据与软件,和所有比特币节点完全兼容,分叉后则执行新的代码并打包大区块。BCH采用新的签名算法(SigHash)来抵御重放攻击、强化安全性,并更新了难度调整算法(DAA)以应对算力振荡。此外,BCH删除了隔离见证(SegWit)。
项目风险
比特币现金最大的风险在于其身份正统性之争。业界普遍认为,比特币现金的诞生源于主导算力的各大矿池与比特币core团队的矛盾。比特币区块限制在1M,这使得其共识确认时间与交易吞吐量受到限制。据莱比特矿池CEO江卓尔所言,尽管社区绝大部分算力拥有者都支持扩容以便提升性能,比特币core团队却坚持锁死主链区块1M的限制,以发展自家公司Blockstream的侧链业务,由此导致比特币社区一分为二。从某种程度上讲,比特币现金最符合中本聪白皮书中的演进路线,其前途应该得到肯定。
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南洋理工CAP组关于BCH技术原理和现状简述
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