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在对国家安全和基础设施漏洞的日益关注中,天朝在加密货币领域的角色已成为讨论的焦点。 历史上,美国对来自天朝科技公司(如华为和TikTok)的潜在威胁采取了坚定措施。 加密货币的风险更高,因为比特币挖矿操作可能作为一个硬件层,深度整合到美国的关键系统中,包括能源和电信基础设施。$ u: y7 b- ^* r7 j" T
% ~9 d1 }5 f; X+ n# O天朝企业控制ASIC市场
9 f$ \/ O1 l' @6 P5 I$ t* m, Z比特币挖矿,即引入新硬币到流通中并确保网络安全的过程,严重依赖于复杂的计算系统。这些系统需要高性能的半导体,称为ASIC,主要由天朝供应。值得注意的是,天朝企业控制着约98%的ASIC市场,其中比特大陆等主要企业处于前列。这些芯片虽然在天朝设计,但由台湾的台积电使用先进技术制造。Celesta Capital的创始管理合伙人Sriram Viswanathan表示,这种在半导体领域的主导地位带来了多重挑战,涉及美国的贸易政策、竞争力和国家安全。尽管存在现有的关税和贸易措施,天朝公司已找到方法绕过这些限制,通常是通过迁移运营或采取激进的市场策略来压低美国ASIC生产商的价格。他说,这种策略削弱了像《芯片法案》这样旨在增强国内半导体生产的重大立法努力。# ?7 P( h% V: `/ x* H
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扩张的天朝矿场引发担忧
% v( ^0 X# x5 Q' t- p zViswanathan认为,在美国扩张的比特币矿场,许多由天朝人拥有且使用天朝制造的设备,引发了重大的安全担忧。这些设施可能成为天朝情报行动的渠道,使得潜在的数据收集或针对关键美国基础设施的网络间谍活动成为可能。此外,加密货币挖矿设备的固有技术复杂性可能允许存在后门漏洞。安全专家警告,这些天朝制造的设备可能配备了隐藏的固件或软件,能够进行未授权的数据传输甚至破坏行动。; a5 J8 _- |( P5 L2 }4 k/ g `
e; o" I: y' X! C" I5 u& c
比特币及相关技术对美国金融系统的日益依赖强调了它们的重要性。据估计,40%的美国成年人拥有加密货币,挖矿部门预计年增长率为9%,任何中断的影响都是重大的。在地缘ZZ紧张时期,依赖天朝供应商进行比特币交易验证带来了巨大风险。9 ^! K n+ K* s6 T9 w& q- U: ~+ ~
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Viswanathan表示,解决这些问题需要美国政策制定者采取果断行动。提议的措施包括在矿场实施严格的网络安全协议,增强供应链透明度,对投资者进行彻底的背景审查,并建立国际标准以管理跨境安全问题。/ j* n1 b) u% O2 O) b, H/ l( e1 q
" @% n$ F% ?( \2 ^缓解这些风险的关键是发展一个强大的美国比特币挖矿技术部门。利用像《芯片法案》这样的倡议来鼓励国内生产挖矿半导体至关重要。此外,限制在美国土地上使用天朝制造的挖矿硬件和运营,类似于在电信行业采取的对华为的措施,是必要的。. S- A* a- S1 `9 ?
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, n8 y& T5 w/ d$ `& R: n2023年第四季度,加密矿工Core Scientific报告称其净收入为1.419亿美元,与2022年第四季度相比增加了2070万美元。除了Core Scientific外,其他主要的加密矿工也报告了令人印象深刻的收益。例如,矿业公司Riot Platforms在2023年的总收入达到了创纪录的2.81亿美元。
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