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Toward Blockchain-Based Spoofing Defense for Controlled Optimization of Phases in Traffic Signal System

Yingxiao XIANG, Chao LI, Tong CHEN, Yike LI, Endong TONG, Wenjia NIU, Qiong LI, Jiqiang LIU, Wei WANG

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Summary :

Controlled optimization of phases (COP) is a core implementation in the future intelligent traffic signal system (I-SIG), which has been deployed and tested in countries including the U.S. and China. In such a system design, optimal signal control depends on dynamic traffic situation awareness via connected vehicles. Unfortunately, I-SIG suffers data spoofing from any hacked vehicle; in particular, the spoofing of the last vehicle can break the system and cause severe traffic congestion. Specifically, coordinated attacks on multiple intersections may even bring cascading failure of the road traffic network. To mitigate this security issue, a blockchain-based multi-intersection joint defense mechanism upon COP planning is designed. The major contributions of this paper are the following. 1) A blockchain network constituted by road-side units at multiple intersections, which are originally distributed and decentralized, is proposed to obtain accurate and reliable spoofing detection. 2) COP-oriented smart contract is implemented and utilized to ensure the credibility of spoofing vehicle detection. Thus, an I-SIG can automatically execute a signal planning scheme according to traffic information without spoofing data. Security analysis for the data spoofing attack is carried out to demonstrate the security. Meanwhile, experiments on the simulation platform VISSIM and Hyperledger Fabric show the efficiency and practicality of the blockchain-based defense mechanism.

Publication
IEICE TRANSACTIONS on Information Vol.E105-D No.2 pp.280-288
Publication Date
2022/02/01
Publicized
2021/09/13
Online ISSN
1745-1361
DOI
10.1587/transinf.2021BCP0014
Type of Manuscript
Special Section PAPER (Special Section on Blockchain Systems and Applications)
Category

Authors

Yingxiao XIANG
  Beijing Jiaotong University
Chao LI
  Beijing Jiaotong University
Tong CHEN
  Beijing Jiaotong University
Yike LI
  Beijing Jiaotong University
Endong TONG
  Beijing Jiaotong University
Wenjia NIU
  Beijing Jiaotong University
Qiong LI
  Beijing Jiaotong University
Jiqiang LIU
  Beijing Jiaotong University
Wei WANG
  Beijing Jiaotong University

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