ExamChain: A Privacy-Preserving Onscreen Marking System Based on Consortium Blockchain Haoyang ANJiageng CHEN
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2022/02/01 Vol. E105-DNo. 2 ;
pp. 235-247 Type of Manuscript: Special Section PAPER (Special Section on Blockchain Systems and Applications) Category: Keyword: onscreen marking, consortium blockchain, privacy-preserving, examination, auditable,