一个可扩展的后量子安全区块链框架,在云环境中具有适应性时间共识
M Velmurugan1, M Rajeev Kumar2
1Department of Computer Science and Engineering, Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology, Chennai, 600062, Tamil Nadu, India. vtd1037@veltech.edu.in.
Scientific reports
|December 22, 2025
概括
这项研究介绍了PQ-PoETChain,一种抗量子区块链模型,可以显著降低能源消耗并提高性能. 它增强了对量子攻击的安全性,同时保持了大规模部署的高吞吐量.
科学领域:
- 计算机科学 计算机科学
- 网络安全 网络安全
- 分布式系统 分布式系统
背景情况:
- 区块链技术面临着可扩展性,能源和量子攻击的挑战.
- 传统系统 (RSA,DSA,PoW,PoS) 的计算开销很高.
- 现有的解决方案没有针对云规模执行进行优化.
研究的目的:
- 介绍PQ-PoETChain,一个后量子安全的区块链模型.
- 为了集成NTRU签名,在可信执行环境 (TEE) 中适应性Proof of Elapsed Time (PoET) 和轻量化哈希验证 (LHV).
- 评估云原生部署模型的性能和安全性.
主要方法:
- 在Python中实现了PQ-PoETChain.
- 在50-1000个节点的模拟环境中评估框架.
- 通过重复试验测量了吞吐量,延迟和能耗.
主要成果:
- NTRU的签名实现了小于2 ms的操作.
- 适应PoET在负载下减少了共识延迟.
- 在500个节点实现了~195 TPS,延迟时间为189±4 ms.
- 与工作证明 (PoW) 相比,能源消耗降低了高达91.8%.
- 通过恒时哈希指针验证,LHV降低了验证成本.
结论:
- PQ-PoETChain提供了量子弹性安全性和提高性能的平衡组合.
- 该模型适用于云原生和大规模的区块链部署.
- 解决了当前区块链技术的关键挑战.
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