Journal of Frontiers of Computer Science and Technology ›› 2007, Vol. 1 ›› Issue (2): 228-233.

• 学术研究 • Previous Articles     Next Articles

Generalized threshold multi-secret sharing scheme among weighted participants

ZHANG Yanshuo1,2 +,LIU Zhuojun2   

  1. 1.Beijing Electronic Science and Technology Institute, Beijing 100070, China
    2.Key Lab of MMRC, Chinese Academy of Sciences, Beijing 100080, China
  • Received:1900-01-01 Revised:1900-01-01 Online:2007-08-20 Published:2007-08-20
  • Contact: ZHANG Yanshuo

权重不同参与者之间的多重秘密广义门限方案

张艳硕1,2 +,刘卓军2   

  1. 1.北京电子科技学院,北京 100070
    2.中国科学院 数学机械化重点实验室,北京 100080
  • 通讯作者: 张艳硕

Abstract: Generally, people just research on Shamir(n,t) threshold secret sharing scheme. The authors will show(m+n■+…+n■,t+■) threshold secret sharing scheme among weighted participants of special access right, which is a generalized scheme of (m+n,t+1) threshold secret sharing. The authors pay attention to multi-secret, that is, multiple secrets can be shared in one sharing session, and will give(m+n■+…+n■,t+■) threshold multi-secret sharing scheme among weighted participants based on CRT of special access right.

Key words: special access right, threshold secret sharing, multi-secret, weighted, Chinese Remainder Theoremspecial access right, threshold secret sharing, multi-secret, weighted, Chinese Remainder Theorem

摘要:

在秘密共享案中,一般集中于Shamir(n,t)门限秘密共享方案的研究。文章给出具有特殊权限的参与者权重不同的(m+n■+…+n■,t+■)门限秘密共享方案,它们是(m+n,t+1)门限秘密共享方案的推广形式。同时,考虑了多重秘密共享,即通过一次秘密共享过程就可实现对任意个秘密的共享,而参与者秘密份额的长度仅为一个秘密的长度。基于中国剩余定理给出具有特殊权限的且参与者具有不同权重的(m+n■+…+n■,t+■)门限多重秘密共享方案。

关键词: 特殊权限, 门限秘密共享, 多重秘密, 权重不同, 中国剩余定理