Accountable authority key policy attribute-based encryption

查看全文 作　　者：WANG [1,2]YongTao;CHEN [1,3]KeFei;LONG [1,4]Yu;LIU [2]ZhaoHui

机构地区：[1]Department of Computer Science and Engineering,Shanghai Jiao Tong University,Shanghai 200240,China;[2]China Information Technology Security Evaluation Center,Beijing 100085,China;[3]Shanghai Key Laboratory of Scalable Computing and Systems,Shanghai Jiao Tong University,Shanghai,200240,China;[4]State Key Laboratory of Information Security,Graduate School of Chinese Academy of Sciences,100039,China

出　　处：《Science China(Information Sciences)》索引2012年第55卷第7期,共8页

基　　金：supported by National Natural Science Foundation of China (Grant Nos. 61133014, 60970111,60903189, 60903020);National Basic Research Program of China (Grant No. 2007CB311201) 摘　　要：We present an accountable authority key policy attribute-based encryption (A-KPABE) scheme.In this paper,we extend Goyal's work to key policy attribute-based encryption setting.We first generalize the notion of accountable authority in key policy attribute-based encryption scenario,and then give a construction.In addition,our scheme is shown to be secure in the standard model under the modified Bilinear Decisional Diffie-Hellman (mBDDH) assumption. 关键词：加密方案 DIFFIE-HELLMAN 属性机关标准模型双线性决策

相关文献

参考文献（20）
引证文献（6）
耦合文献（0）

参考文献(20)

引证文献(6)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Accountable authority key policy attribute-based encryption

参考文献(20)

引证文献(6)

用户提示