首页|An Efficient Proxy Ring Signature Without Bilinear Pairing

An Efficient Proxy Ring Signature Without Bilinear Pairing

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Proxy ring signature is a proxy signature designed to protect the privacy of the proxy signer. In this paper, we propose a new proxy ring signature based on the Schnorr's signature. Our scheme combines the idea of the Schnorr's signature with the method of existing structure of proxy ring signature. In order to improve the performance, we eliminate the use of bilinear pairing operation. We only use the hash function in the signature verification phase. Because of above features, the proxy ring signature scheme we proposed is more efficient in computation. We also prove that our scheme is unforgeable against all kinds of adversaries in the random oracle model.

Ring signatureProxy signatureProxy ring signatureRandom oracle

ZHANG Yingying、ZENG Jiwen

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School of Science, Chongqing University of Posts and Telecommunications, Chongqing 400065, Chinaa

School of Mathematical Sciences, Xiamen University, Fujian 361005, China

School of Mathematics Science, Xinjiang Normal University, Xinjiang 830054, China

Fundamental Research Funds of Chongqing University of Posts and TelecommunicationsNational Natural Science Foundation of China

CQUPT:A2018-12711261060

2019

中国电子杂志(英文版)

中国电子杂志(英文版)

CSTPCDCSCDSCIEI
ISSN:1022-4653
年,卷(期):2019.28(3)
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