PSPAB: Privacy-preserving average procurement bidding system with double-spending checking

• Li Li,

  Roles Writing – original draft, Writing – review & editing

  Affiliations College of Cybersecurity, Sichuan University, Chengdu, Sichuan, China, School of Mathematics and Information Engineering, Chongqing University of Education, Chongqing, China

  https://orcid.org/0000-0003-0836-2893

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• Jiayong Liu ,

  Roles Supervision, Writing – review & editing

  * E-mail: jylscu@gmail.com (JL); pengjia@scu.edu.cn (PJ)

  Affiliation College of Cybersecurity, Sichuan University, Chengdu, Sichuan, China

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• Peng Jia ,

  Roles Writing – review & editing

  * E-mail: jylscu@gmail.com (JL); pengjia@scu.edu.cn (PJ)

  Affiliation College of Cybersecurity, Sichuan University, Chengdu, Sichuan, China

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• Rongfeng Zheng

  Roles Project administration

  Affiliation College of Electronics and Information Engineering, Sichuan University, Chengdu, Sichuan, China

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