PPFP: An Efficient Privacy-Preserving Fair Payment Protocol for V2G Based on Blockchain

Xiangqi Kong, Peng Zeng, Chengju Li

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Smart grid integrates communication and control technologies to enable optimal power transmission and distribution between grid operators and users. Vehicle-to-grid (V2G) is a crucial part of smart grid, which can realize two-way flow of information and electricity between electric vehicles (EV s) and smart grid. Each EV can not only charge itself, but also provide ancillary services such as feeding power back to smart grid. In order to function normally, V2G network has to continuously monitor the status of EV s by collecting enough information, which maybe lead to the exposure and malicious utilization of sensitive information like location and identity. This problem has become an obstacle to the widespread application of V2G network. In this paper, we propose an efficient privacy-preserving fair payment mechanism called PPFP for service/electricity exchanges. PPFP achieves the fairness by introducing the zero- knowledge succinct non-interactive argument of knowledge (zk- SNARK). In addition, PPFP satisfies the privacy-preserving feature by leveraging the bitcoin-based timed commitment and zk-SNARK.

Original languageEnglish
Title of host publication2022 IEEE 8th International Conference on Computer and Communications, ICCC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1308-1313
Number of pages6
ISBN (Electronic)9781665450515
DOIs
StatePublished - 2022
Event8th IEEE International Conference on Computer and Communications, ICCC 2022 - Virtual, Online, China
Duration: 9 Dec 202212 Dec 2022

Publication series

Name2022 IEEE 8th International Conference on Computer and Communications, ICCC 2022

Conference

Conference8th IEEE International Conference on Computer and Communications, ICCC 2022
Country/TerritoryChina
CityVirtual, Online
Period9/12/2212/12/22

Keywords

  • Blockchain
  • Fair payment
  • Privacy-preserving
  • UTXO
  • Vehicle-to-grid

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