香港理工大学学者开发的分布式零知识证明技术获得国际大奖
指南者留学
2023-05-19 14:24:59
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<section style="margin-left: 8px; margin-right: 8px;">由<span style="color: #667595;"><strong>理大电子计算学系教授区文浩教授、助理教授(研究)陆星晔博士</strong></span>带领的研究团队,凭借在零知识密码学领域的技术突破和创新解决方案,荣获<span style="color: #667595;"><strong>ZPRIZE国际大奖-“Plonk-DIZK GPU加速”类别奖项</strong></span>,并获得55万美元的奖金。团队开发的<span style="color: #bd9382;"><strong>分布式零知识证明技术</strong></span>可为公共利益做出重要贡献。</section>
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<section style="margin-left: 8px; margin-right: 8px;">团队成员:理大电子计算学系教授区文浩教授(右一)、助理教授(研究)陆星晔博士(左一)、刘梦玲(左二)、张诚儒(右二)。</section>
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<section style="font-size: 14px; font-family: PingFangSC-Regular, 'PingFang SC'; color: #243a6d; line-height: 1.75em;"><span style="font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 16px; color: #667595;">零知识密码学,也被称为“零知识证明</span><span style="font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; color: #b2b2b2; font-size: 14px;">(ZKP)</span><span style="font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 16px; color: #667595;">”,它允许“证明者”在不泄漏任何信息的情况下使人相信计算的有效性,因此被称为“零知识”。零知识密码学被视为影响Web3</span><span style="font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; color: #b2b2b2; font-size: 14px;">(基于区块链的去中心化在线生态系统)</span><span style="font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 16px; color: #667595;">的突破性技术,因为它能保护数据隐私,提高效率和区块链等透明系统的可扩展性。</span></section>
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<p style="margin-top: 8px; margin-left: 8px; margin-right: 8px;">零知识密码学不仅有助于开发可保障私隐的数据共享以及协作计算的创新解决方案,对促进信任、推动去中心化应用的广泛使用而言也非常重要。该技术的应用将为金融服务、医疗保健、供应链管理等各行各业带来益处——然而,<span style="color: #667595;"><strong>庞大的计算成本是实现其大规模应用的主要挑战</strong></span>。</p>
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<section style="margin-left: 8px; margin-right: 8px;">针对这个难题,理大研究团队从通用的零知识证明系统<span style="color: #667595;"><strong>Plonk</strong></span>着手,通过<span style="color: #667595;"><strong>利用GPU加速计算</strong></span>和在<span style="color: #667595;"><strong>多台服务器之间均匀分配工作负载</strong></span>,成功提高了Plonk的效率和可扩展性。</section>
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<p style="margin-left: 8px; margin-right: 8px; margin-bottom: 0px;"><span style="color: #667595;"><strong>区文浩教授</strong></span>介绍:“关键在于生成这些零知识证明需要进行复杂的计算,为使零知识密码学得到广泛应用,需要开发更快速、效率更高的方案。”</p>
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<section style="font-size: 14px; font-family: PingFangSC-Regular, 'PingFang SC'; color: #243a6d; line-height: 1.75em;"><span style="color: #667595; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 16px;">理大团队提出的创新方案,能在1小时内为一个达到</span><span style="font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; color: #667595;"><span style="font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 16px;">2</span><sup style="color: #3e3e3e; font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;">28</sup></span><span style="color: #667595; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 16px;">个逻辑门的电路生成证明,这也是目前成功生成Plonk证明的最大规模电路。该方案利用6台内存较小且配备GPU机器,发挥GPU的特性以应对证明生成过程中最耗时的操作,实现了在单台机器上将零知识证明的生成时间加快了超过40%。与此同时,利用新的分布式技术,团队将整体证明生成速度提升了近10倍。</span></section>
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<section style="margin-left: 8px; margin-right: 8px; margin-bottom: 0px;"><span style="color: #667595;"><strong>陆星晔博士</strong></span>说:“<span style="color: #58595b; font-size: 16px;">我们提交的文件将成为开源库以惠及大众,并希望这项新技术能支持下一代的去中心化协议和应用。</span><span style="color: #58595b; font-size: 16px;">正是这种开源共享的精神,推动了Web技术的不断进步。</span>”</section>
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<section style="margin-left: 8px; margin-right: 8px;">ZPRIZE是由区块链业界发起的一项比赛,得到了来自超过32个全球合作伙伴机构与赞助商的支持,“Plonk-DIZK GPU加速奖项”属于ZPRIZE的公开组别。<span style="color: #667595;"><strong>理大副校长(研究及创新)赵汝恒教授</strong></span>表示:“我们对理大学者赢得ZPRIZE的卓越成就感到自豪,这展示了理大致力通过创新研究和变革性解决方案,推动区块链技术发展、革新Web3的坚定决心。”</section>
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