BLECA: A Blockchain-Based Lightweight and Efficient Cross-Domain Authentication Scheme for Smart Parks

查看全文 作　　者：Fengting [1]Luo;Ruwei [1]Huang;Yuyue [1]Chen

机构地区：[1]School of Computer and Electronic Information,Guangxi University,Nanning,530004,China

出　　处：《Computers, Materials & Continua》索引2023年第77卷第11期,共21页

基　　金：supported in part by the National Natural Science Foundation Project of China under Grant No.62062009;the Guangxi Innovation-Driven Development Project under Grant Nos.AA17204058-17 and AA18118047-7. 摘　　要：Smart parks serve as integral components of smart cities,where they play a pivotal role in the process of urban modernization.The demand for cross-domain cooperation among smart devices from various parks has witnessed a significant increase.To ensure secure communication,device identities must undergo authentication.The existing cross-domain authentication schemes face issues such as complex authentication paths and high certificate management costs for devices,making it impractical for resource-constrained devices.This paper proposes a blockchain-based lightweight and efficient cross-domain authentication protocol for smart parks,which simplifies the authentication interaction and requires every device to maintain only one certificate.To enhance cross-domain cooperation flexibility,a comprehensive certificate revocation mechanism is presented,significantly reducing certificate management costs while ensuring efficient and secure identity authentication.When a park needs to revoke access permissions of several cooperative partners,the revocation of numerous cross-domain certificates can be accomplished with a single blockchain write operation.The security analysis and experimental results demonstrate the security and effectiveness of our scheme. 关键词：Cross-domain authentication blockchain smart parks Certificate Authority(CA) distributed collaboration Internet of Things(IoT)

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BLECA: A Blockchain-Based Lightweight and Efficient Cross-Domain Authentication Scheme for Smart Parks

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