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日本政府发布区块链平台评估细则
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Topic: 日本政府发布区块链平台评估细则 (Read 72 times)
fwv821
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日本政府发布区块链平台评估细则
January 12, 2018, 12:48:31 PM
#1
比特币在日本成为合法支付方式后一个月内便获得了主流认可,近日,日本政府发布区块链平台评估方法,有望广泛改革众多行业。
日本经济产业省(METI)公布的评估流程是由其下属商务信息政策局制定。
该评估流程经过了2016年11月至2017年3月期间召开的五次委员会会议才得以成形,参与标准制定的有来自日本最大比特币交易所bitFlyer的联合发起人兼执行长Yuzo Kano、IBM日本的区块链架构师 Masanobu Takagi。
日本政府推出的这个评估方法体系当中包含了32个不同指标,它们“密切结合了区块链技术的特点”。评估细则包括了可扩展性,可移植性,可靠性,吞吐量,节点数量,性能效率和互操作性等。区块链平台将按照自己的公有或者私有性质进行分类,而像Ripple和Hyperledger Fabric这样的联盟链也会进行分类。
METI表示,因为区块链技术被赋予众望即将应用于多个领域与行业,所以亟需打造由权威部门领导的评估流程。区块链技术被描述为“不会故障的低成本系统”,因其“难以被篡改”而胜过无数传统系统。
值得一提的是,METI还补充道:
“目前还有一套完整的评估指数或者标准来评估技术特征,并将其与现有系统进行对比。这让大众对于区块链技术产生了焦虑、误解和不合理的幻想,并极有可能会导致人们对于该技术的抵触。”
区块链特点:
● 每一节点都拥有同样的交易历史,这样单个节点的故障就不会存在,就不会有“实际上的故障停机”
● 交易记录成功存储进区块当中,这些区块会被添加进已有的区块链条当中。因此就能以被篡改。
● 区块链系统能够凭借分布式节点、共识算法等技术手段,以比现有系统更低的成本进行开发。
日本官方表示,虽然现有的全球评估模型都是由国际标准化组织(ISO)来制定,但在区块链系统方面还是有明显不足,这是因为“区块链结构存在独特的折衷(如多个节点之间的共识协议)。”
区块链系统评估表的价值:
ISO/IEC已经为传统IT系统打造了评估模型,而且企业/组织在引入新系统时都会加以运用。但是,这个模型并不能直接用于区块链系统。
中心化系统(传统系统):此类系统的性能可以由某个单个设备进行评估,因为一般情况下,性能变化是由于受该设备的计算机硬件性能影响或者其数量;关于此类系统质量和相关软件的讨论一直在不断进步,这就形成了ISO/IEC 25000(SOuaRE)这样的系列国际标准。
区块链系统:此类系统的性能难以由单一的价值标准来评估,因为它拥有各种独特的折衷特点,如共识算法和节点数量;而日本国内外还没有关于此类系统的质量评估的谈论。
未来要进一步巩固该评估准则,还需要在现实世界体系中的实施评估流程,并期待区块链系统的国际标准化评估系统的到来。
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