创新点
本文将无证书签名方案分为三类: 基于双线性对的无证书签名方案、基于椭圆曲线的无证书签名方案和一般的无证书签名方案, 提出了一个高效的一般的无证书签名方案。基于离散对数假设, 该方案在随机预言机模型中是可证明安全的。与已有一般的无证书签名方案相比, 该方案计算量更小, 签名长度更短, 更适用于资源有限系统。
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Acknowledgements
This work was supported by National Natural Science Foundation of China (Grant Nos. 61133014, 61572318, 61472114), and Science and Technology on Communication Security Laboratory (Grant No. 9140C110203140C11049).
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Wang, L., Chen, K., Long, Y. et al. An efficient pairing-free certificateless signature scheme for resource-limited systems. Sci. China Inf. Sci. 60, 119102 (2017). https://doi.org/10.1007/s11432-015-0367-6
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DOI: https://doi.org/10.1007/s11432-015-0367-6