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一种基于身份的高效代理环签名方案

张俊茸 任平安

计算机工程2011,Vol.37Issue(17):90-92,3.
计算机工程2011,Vol.37Issue(17):90-92,3.

一种基于身份的高效代理环签名方案

Efficient ID-based Proxy Ring Signature Scheme

张俊茸 1任平安1

作者信息

  • 1. 陕西师范大学计算机科学学院,西安710062
  • 折叠

摘要

Abstract

Combining the advantages of proxy signature and ring signature, this paper proposes a new efficient ID-based proxy ring signature scheme based on bilinear pairings, and proves that it satisfies the security requirements of a proxy ring signature scheme, which contains distinguishability, unforgeability, unconditional ambiguity, undeniability and verifiability. At the same time, comparing with validity of the existing schemes, the computational cost of bilinear pairings which is the biggest is reduced from O(n) to 0(1), the computational efficiency of the new scheme is obviously improved.

关键词

环签名/代理签名/代理环签名/双线性对/安全性

Key words

ring signature/ proxy signature/ proxy ring signature/ bilinear pairings/ security

分类

信息技术与安全科学

引用本文复制引用

张俊茸,任平安..一种基于身份的高效代理环签名方案[J].计算机工程,2011,37(17):90-92,3.

计算机工程

OACSCDCSTPCD

1000-3428

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