Computer Engineering and Applications ›› 2010, Vol. 46 ›› Issue (15): 16-17.DOI: 10.3778/j.issn.1002-8331.2010.15.005

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Self-certified public key blind signature from bilinear pairings

ZHANG Xue-jun   

  1. College of Education Technology and Communication,Northwest Normal University,Lanzhou 730070,China
  • Received:2010-02-22 Revised:2010-03-31 Online:2010-05-21 Published:2010-05-21
  • Contact: ZHANG Xue-jun

使用双线性对的自认证公钥盲签名

张学军

  

  1. 西北师范大学 教育技术与传播学院,兰州 730070
  • 通讯作者: 张学军

Abstract: In blind signature scheme,a message and the signature result can not be known by the signer.In self-certified public key signature scheme,the tasks of verifying the authenticity of public key and validating the signature are carried out simultaneously.The self-certified public key signature is more efficient than the existing certificate-based signature and identity-based signature in terms of communication overheads and computation efforts.In this paper,an efficient self-certified public key blind signature scheme is proposed firstly by using bilinear pairings and combining blind signature and self-certified public key signature.It is showed the proposed scheme is secure and efficient.

Key words: self-certified public key, blind signature, bilinear pairings

摘要: 在盲签名方案中,消息和签名结果对签名人是不可见的。在自认证公钥签名中,验证签名有效性的同时,也验证了公钥的真实性。与已有的基于证书和基于身份的两种签名相比,自认证公钥体制具有通信代价低、计算量少的优点。结合盲签名和自认证公钥签名,使用双线性对,首次构造了一种高效的自认证公钥盲签名方案。分析表明,新方案不仅是安全的,而且其效率也非常高。

关键词: 自认证公钥, 盲签名, 双线性对

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