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一个新的离散对数有序多重签名方案
引用本文:杜海涛,张青坡,钮心忻,杨义先. 一个新的离散对数有序多重签名方案[J]. 计算机工程与应用, 2007, 43(2): 148-150
作者姓名:杜海涛  张青坡  钮心忻  杨义先
作者单位:北京邮电大学,信息安全中心,北京,100876;南开大学,数学科学学院,天津,300071
摘    要:
目前所有的离散对数有序多重签名方案中,多重签名的长度和验证签名的时间都随着签名人数的增加而增加。给出了一种新的离散对数有序多重数字签名方案。新方案中,多重签名的长度和签名的验证时间与签名人数无关,因此具有更高的实用性和安全性。

关 键 词:数字签名  多重签名  有序  离散对数
文章编号:1002-8331(2007)02-0148-03
修稿时间:2006-08-01

New sequential multi-signature scheme based on discrete logarithm problem
DU Hai-tao,ZHANG Qing-po,NIU Xin-xi,YANG Yi-xian. New sequential multi-signature scheme based on discrete logarithm problem[J]. Computer Engineering and Applications, 2007, 43(2): 148-150
Authors:DU Hai-tao  ZHANG Qing-po  NIU Xin-xi  YANG Yi-xian
Affiliation:1.Information Security Center,Beijing University of Posts and Telecommunications,Beijing 100876,China; 2.School of Mathematics Science,Nankai University,Tianjin 300071, China
Abstract:
All of the existing sequential multi-signature schemes based on discrete logarithm problem have the following problem:the size of the multi-signature and the time for verifying the signature are dependent on the number of the signers.A new sequential multisignature scheme based on discrete logarithm problem without the mentioned problem is proposed.The new scheme is highly applicable and secure.
Keywords:digital signature    multi-signature    sequential   discrete logarithm
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