一个用于文件存储的联合区块链架构,在物联网DAP服务中提高了延迟和可靠性
Dongjun Na1, Jinbum Kim1, Juseong Jeon1
1Department of Computer Engineering, Keimyung University, Daegu 42601, Republic of Korea.
Sensors (Basel, Switzerland)
|October 28, 2023
概括
本研究介绍了物联网 (IoT) 数据的区块链解决方案,通过在区块链网络内本地管理数据来减少延迟并提高可靠性.
科学领域:
- 计算机科学 计算机科学
- 分布式系统 分布式系统
- 网络安全 网络安全
背景情况:
- 当前的物联网 (IoT) 系统面临着数据完整性,单点故障 (SPOF) 和分布式拒绝服务 (DDoS) 攻击的挑战.
- 将物联网设备集成为区块链节点可以提高数据完整性,但会引入可扩展性问题,需要外部存储,可靠性和延迟缺点.
研究的目的:
- 提出一种用于在区块链网络中管理大量物联网数据的新方法,解决延迟和可靠性问题.
- 通过分散的方法提高物联网数据管理的安全性和效率.
主要方法:
- 提出了一个区块链网络架构,每个节点在本地管理数据,通过集群网络中的智能合约共识同步和恢复数据.
- 集群网络由服务领导节点 (网关) 和集群节点 (数据存储) 组成,元数据在主区块链上管理.
主要成果:
- 与外部分布式存储相比,拟议的架构显示了数据上传 (存储) 和下载延迟的显著减少,分别高达4倍和10倍.
- 绩效分析表明,智能合约执行和元数据生成等核心共识流程元素没有受到显著影响.
结论:
- 拟议的方法有效地在区块链网络中管理大规模的物联网数据,提供更好的延迟和可靠性.
- 这种方法通过分散的,本地化的存储和共识机制提高了安全和高效的物联网数据处理的可行性.
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