ZERO-KNOWLEDGE

作品数：22被引量：23H指数：3
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A fully dynamic forward-secure group signature from lattice
《Cybersecurity》2023年第1期40-53,共14页Zhijian Liao Qiong Huang Xinjian Chen 
This work is supported by the Major Program of Guangdong Basic and Applied Research(2019B030302008);National Natural Science Foundation of China(61872152);Science and Technology Program of Guangzhou(201902010081)。
A forward-secure group signature(FSGS)ensures the unforgeability of signatures in the past time period despite signing secret key is leaked in the current time period.As we know,traditional FSGS schemes are mostly rel...
关键词：Dynamic group signature Forward-secure LATTICE SIS LWE Zero-knowledge argument 
Audit Scheme of University Scientific Research Funds Based on Consortium Blockchain
《国际计算机前沿大会会议论文集》2022年第2期351-375,共25页Pengfan Yue Heng Pan 
supported by Major Science and Technology Project of Henan Province (project number 20130021030).
In the current process of university scientific research funding audits,the auditors do not obtain audit evidence in a timely manner,resulting in a lag in audit time;at the same time,there is the possibility that the ...
关键词：Blockchain Real-time audit Pedersen Commitment Zero-knowledge range proof Audit tree 
Blockchain-based continuous data integrity checking protocol with zero-knowledge privacy protection被引量：2
《Digital Communications and Networks》2022年第5期604-613,共10页Yiting Huang Yong Yua Huilin Li Yannan Li Aikui Tian 
This work is supported by the National Natural Science Foundation of China(61872229,U19B2021);the Shaanxi Provincial Science Fund for Distinguished Young Scholars(2022JC-47);the Blockchain Core Technology Strategic Research Program of Ministry of Education of China(2020KJ010301);the Key Research and Development Program of Shaanxi(2021ZDLGY06-04,2020ZDLGY09-06).
The cloud computing technology has emerged,developed,and matured in recent years,consequently commercializing remote outsourcing storage services.An increasing number of companies and individuals have chosen the cloud...
关键词：Continuous availability Verifiable delay function Zero-knowledge privacy Blockchain 
Lattice-based group encryptions with only one trapdoor被引量：1
《Science China(Information Sciences)》2022年第5期201-218,共18页Jing PAN Jiang ZHANG Fangguo ZHANG Xiaofeng CHEN Willy SUSILO 
supported by the National Cryptography Development Fund(Grant No.MMJJ20180110);National Natural Science Foundation of China(Grant No.61960206014)。
Group encryption(GE),the encryption analog of group signatures,is a fundamental primitive that offers a privacy-preserving service for a specific receiver concealed within a group of certified users.Like other cryptog...
关键词：lattice cryptography group encryptions lattice trapdoors accumulators ZERO-KNOWLEDGE 
Privacy-preserving analytics for the securitization market: a zero-knowledge distributed ledger technology application被引量：1
《Financial Innovation》2020年第1期129-148,共20页Sophie Meralli 
We received funding solely from our institution to perform this research.
A zero-knowledge proof or protocol is a cryptographic technique for verifying private data without revealing it in its clear form.In this paper,we evaluate the potential for zero-knowledge distributed ledger technolog...
关键词：Structured finance SECURITIZATION Blockchain Zero-knowledge proofs Distributed ledger technology PRIVACY Data analytics 
Privacy Protection for Blockchains with Account and Multi-Asset Model被引量：3
《China Communications》2019年第6期69-79,共11页Donghui Ding Kang Li Linpeng Jia Zhongcheng Li Jun Li Yi Sun 
supported by National Natural Science Foundation of China(61672499,61772502);Key Special Project of Beijing Municipal Science&Technology Commission(Z181100003218018);Natural Science Foundation of Inner Mongolia,Open Foundation of State key Laboratory of Networking and Switching Technology(Beijing University of Posts and Telecommunications,SKLNST-2016-2-09);SV-ICT Blockchain&DAPP Joint Lab
The blockchain technology has been applied to wide areas.However,the open and transparent properties of the blockchains pose serious challenges to users’privacy.Among all the schemes for the privacy protection,the ze...
关键词：blockchain privacy protection ZERO-KNOWLEDGE PROOF algorithm ACCOUNT and multi-asset MODEL 
A novel approach to public-coin concurrent zero-knowledge and applications on resettable security
《Science China(Information Sciences)》2019年第3期127-140,共14页Zhenbin YAN Yi DENG 
supported in part by National Natural Science Foundation of China (Grant No. 61772521);Key Research Program of Frontier Sciences, Chinese Academy of Sciences (Grant No. QYZDB-SSW-SYS035);Open Project Program of the State Key Laboratory of Cryptology
Canetti, Lin and Paneth in TCC 2013 showed a O(log^(1+ε)n) rounds public-coin concurrent zeroknowledge argument system(CZK) based on the existence of collision resistant hash functions, which is currently known as ro...
关键词：ZERO-KNOWLEDGE CONCURRENT ZERO-KNOWLEDGE resettable ZERO-KNOWLEDGE CONCURRENT SECURE computation computational COMPLEXITY 
Concurrent non-malleable zero-knowledge and simultaneous resettable non-malleable zero-knowledge in constant rounds
《Cybersecurity》2018年第1期230-244,共15页Zhenbin Yan Yi Deng Yiru Sun 
supported in part by the National Natural Science Foun-dation of China(Grant No.61772521);Key Research Program of Frontier Sciences,CAS(QYZDB-SSW-SYS035);the Open Project Program of the State Key Laboratory of Cryptology。
Concurrent non-malleable zero-knowledge(CNMZK)considers the concurrent execution of zero-knowledge protocols in a setting even when adversaries can simultaneously corrupt multiple provers and verifiers.As far as we kn...
关键词：ZERO-KNOWLEDGE Concurrent non-malleable zero-knowledge Simultaneously resettable zero-knowledge Concurrent security computation 
Leakproof secret sharing protocols with applications to group identification scheme被引量：6
《Science China(Information Sciences)》2012年第5期1172-1185,共14页TANG ChunMing GAO ShuHong 
supported by National Natural Science Foundation of China (Grant No.10871222);National Science Foundation (USA) (Grant No.DMS-0302549);Opening Foundation of Key Lab of Cryptological Technology and Information Security of Ministry of Education in Shandong University
In a traditional （t,n）-threshold secret sharing scheme,t or more honest participants can reconstruct the secret K.In the reconstruction process,the individual shares and the secret key K are revealed,hence K is shar...
关键词：secret sharing leakproof secret sharing multi-prover zero-knowledge argument proof of knowl-edge group identification scheme 
Efficient Group Key Management Scheme with Hierarchy Structure被引量：1
《Chinese Journal of Electronics》2012年第2期249-253,共5页LI Dandan ZHANG Runtong WANG Chuanchen 
With the increase of group communica- tion applications in the Internet, how to provide a secure communication has become an important research issue for network security. In this paper, a distributed group key manage...
关键词：Group key management Zero-knowledgeset Hierarchy structure Pedersen commitment. 
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