DBKEM-AACS:a distributed key escrow model in blockchain with anonymous authentication and committee selection  

作　　者：Axin XIANG Hongfeng GAO Youliang TIAN Liang WAN 

机构地区：[1]College of Computer Science and Technology,Guizhou University,Guiyang 550025,China [2]Institute of Cryptography and Data Security,Guizhou University,Guiyang 550025,China [3]Network and Information Management Center,Guizhou University,Guiyang 550025,China [4]State Key Laboratory of Public Big Data,Guizhou University,Guiyang 550025,China [5]Institute of Computer Software and Theory,Guizhou University,Guiyang 550025,China

出　　处：《Science China(Information Sciences)》2023年第3期285-286,共2页中国科学（信息科学）（英文版）

基　　金：supported by National Natural Science Foundation of China (Grant Nos. 61662009, 61772008);Science and Technology Major Support Program of Guizhou Province (Grant No. 20183001);Key Program of National Natural Science Union Foundation of China (Grant No. U1836205);Science and Technology Program of Guizhou Province (Grant No. [2019]1098);Project of High-level Innovative Talents of Guizhou Province (Grant No. [2020]6008);Science and Technology Program of Guiyang (Grant No. [2021]1-5)

摘　　要：Dear editor,Key security is of great practical significance and demand to guarantee the security of digital assets in the blockchain system.At present,users prefer to escrow their assets on centralized institutions,but this phenomenon has gone against the unique characteristics of decentralization and anonymity in the blockchain.Among them,the suspense incidents of assets lock or lost are enough to prove that the security of escrowed keys on the exchanges is questionable.

关 键 词：EDITOR system GUARANTEE 

分 类 号：TN918.91[电子电信—通信与信息系统]