DECRYPTION

作品数：75被引量：69H指数：4
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相关领域：自动化与计算机技术更多>>
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Puncturable ciphertext-policy attribute-based encryption scheme for efficient and flexible user revocation被引量：1
《Science China(Information Sciences)》2023年第7期126-142,共17页Dilxat GHOPUR Jianfeng MA Xindi MA Yinbin MIAO Jialu HAO Tao JIANG 
supported by National Key Research and Development Program of China(Grant No.2021YFB3101100);National Natural Science Foundation of China(Grant Nos.61902290,62072352);Key Research and Development Program of Shaanxi(Grant Nos.2020ZDLGY09-06,2019ZDLGY12-04);Guangxi Key Laboratory of Trusted Software(Grant No.kx202004)。
With the rapid deployment of storage services,secure and efficient user authorization and revocation data shared through the cloud have become a grand challenge hindering cloud data applications.When previous direct a...
关键词：ciphertext-policy attribute-based encryption puncturable encryption user revocation outsource decryption digital signature 
Adaptively secure multi-authority attribute-based encryption with verifiable outsourced decryption被引量：3
《Science China(Information Sciences)》2016年第9期252-254,共3页Kai ZHANG Jianfeng MA Jiajia LIU Hui LI 
supported by National High Technology Research and Development Program of China(863 Program)(Grant No.2015AA016007);National Natural Science Foundation of China(Grant Nos.U1405255,61472310)
Dear editor,Attribute-based encryption（ABE）was first introduced by Sahai and Waters[1]where the decryption ability of a user is based on his attributes.Later,it was divided into ciphertext-policy ABE（CP-ABE）and ke...
关键词：authority encryption secure attribute editor secret cipher satisfy authorities intro 
Fast RSA decryption through high-radix scalable Montgomery modular multipliers
《Science China(Information Sciences)》2015年第6期132-147,共16页WU Tao LI ShuGuo LIU LiTian 
supported by the National High Technology Research and Development Program of China(Grant No.2012AA012402);the Tsinghua National Laboratory for Information Science and Technology(to be granted in 2015);the Independent Research and Development Program of Tsinghua University(Grant No.2011Z05116)
This paper improves the quotient-pipelined high radix scalable Montgomery modular multiplier by processing w-bit and k-bit words in carry save form instead of some （w ＋ k）-bit length operands. It directly reduces b...
关键词：RSA high radix SCALABLE Montgomery modular multiplication CRT 
DNA-chip-based dynamic broadcast encryption scheme with constant-size ciphertexts and decryption keys被引量：1
《Science China(Information Sciences)》2014年第9期122-131,共10页FANG XiWen LAI XueJia 
supported by the National Natural Science Foundation of China(Grant Nos.61272440,61073149);Research Fund for the Doctoral Program of Higher Education of China(Grant No.20090073110027);State Key Laboratory of ASIC&System(Grant No.11KF0020);Key Lab of Information Network Security,Ministry of Public Security(Grant No.C11603);Scholarship Award for Excellent Doctoral Student granted by Ministry of Education
In this paper we present DNA-DBE,a DNA-chip-based dynamic broadcast encryption scheme. In our scheme,new users can join dynamically without modification of other users＇ decryption keys. Either the ciphertext or the d...
关键词：DNA cryptography dynamic broadcast encryption group oriented cryptography DNA chip CRYPTOLOGY 
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