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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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标准模型下无对运算的公钥证书加密体制
Keywords: 加密算法,无证书公钥加密,公钥加密体制,标准模型,对运算
Abstract:
为抵抗CL-PKE加密体制中因置换用户公钥产生的拒绝解密(denialofdecryption)攻击,构建了一个没有使用椭圆曲线上双线性对运算的加密算法.该体制的安全模型选用了安全性较高的标准模型.此外该体制不但可以抵制外部攻击者的拒绝解密攻击,而且可以抵制密钥生成中心(KGC)的拒绝解密攻击.在提高性能的同时,还保持了较高的计算效率.
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