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QRL能够在减少区块链安全漏洞上发挥作用吗
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Topic: QRL能够在减少区块链安全漏洞上发挥作用吗 (Read 149 times)
007eminem
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QRL能够在减少区块链安全漏洞上发挥作用吗
April 06, 2017, 10:20:58 AM
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在2016年的福布斯专栏中,康乃尔大学计算机科学教授被问及有关加密货币所面临的主要安全威胁,他回答说“很多”。然后就在同一年发生了一些列的网络攻击,人们对区块链安全的担忧在不断增加。
从整体上来说,人们讨论对加密货币和区块链最多的一个威胁就是量子计算机。这个问题就涉及到了量子计算机利用亚原子颗粒的性能。这些微小例子的表现和计算操作可以在一个更大的尺度上执行,同时与传统计算机相比,它更高效。
QRL(Quantum Resistant Ledger)的出现就是为了解决区块链面临的量子计算机攻击问题。QRL是首个提供长期稳定反对量子攻击的区块链技术。创始人Peter Waterland 发布了更新的白皮书并招募了志愿者对平台进行测试。
最近几年,Waterland 在比特币扩容问题和量子计算机潜在攻击问题上表现突出。
在量子攻击这个问题上,目前还没有已知的比特币量子攻击案例。但是根据Waterland所说,如果量子计算机被创造出来了,那么它会破坏ECDSA(一个常用的计算签名机制),那么现存的所有分类账都将会存在高危漏洞。
ECDSA代表的是椭圆曲线数字签名算法,该算法被比特币所使用并用于确定正确的拥有者才可以花费其资产。ECDSA与私钥的使用紧密相连,这一长串的秘密数字只有创造它的人才知道。如Waterland这样的专家推测,如果量子计算机攻破了ECDSA,那么产生公钥和私钥的签名算法将会处于危险之中。在这方面,量子计算机可以从公钥中导出私钥,并对与密钥相关的数据或者是资产产生危害。
Waterland说,现在还没有证据表明量子计算机被用于黑客攻击,但不管怎样,在不久的将来量子计算机将会很容易地破解网络,破坏加密货币的哈希函数。甚至还有传言称,美国联邦机构已经有了使用量子计算机破解区块链的能力。
比特币兼区块链大师Andreas Antonopoulos在SoundCloud 会议中提及了一个事实,比特币哈率函数可以抵抗当前的量子计算机。Antonopoulos同时也承认,美国安全局的量子计算机在性能和效率上是谷歌的10倍,也有能力破坏加密系统。然而,当被问及美国安全局是否会使用量子计算机技术来打击比特币时,他回答,他们不会这么做。
Waterland说,“一旦公共测试网络变得足够稳定和牢靠,我们将会为主网络宣布发布日期。”他指出测试者和公共参与代表了一个很好方式去创造稳定和高效标准反对量子计算机攻击以及确保区块链技术的将来。
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QRL能够在减少区块链安全漏洞上发挥作用吗
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