Výsledky vyhledávání - "Learning with errors problems"

Hardness of (M)LWE with semi-uniform seeds Autor Jia, Wenjuan, Zhang, Jiang, Xiang, Binwu, Wang, Baocang

“…Let (D,S,χ,m)-LWEn,q be the LWE problem in matrix form (A,y=As+emodq), where A,s,e are randomly chosen respectively from the seed distribution D over Zqm×n,…”
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Post-quantum identity-based traitor tracing Autor Yang, Zhichao, He, Debiao, Chen, Rongmao, Wang, Shixiong, Xu, Jianqiao

“…In the distribution of digital content, users may collude and utilize their secret keys to create pirate decoders which enable illegally users to receive the…”
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Efficient secure channel free identity-based searchable encryption schemes with privacy preserving for cloud storage service Autor Wang, Fenghe, Xiao, Han, Wang, Junquan, Wang, Ye, Cao, Chengliang

“…Cloud storage is a basic service model of the cloud computing. Since the cloud data is stored in the ciphertext for the data confidentiality, how to search the…”
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Compact and Flexible KEM From Ideal Lattice Autor Jin, Zhengzhong, Shen, Shiyu, Zhao, Yunlei

“…A remarkable breakthrough in mathematics in recent years is the proof of the long-standing conjecture: sphere packing in the <inline-formula> <tex-math…”
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Lattice-based signcryption with equality test in standard model Autor Le, Huy Quoc, Duong, Dung Hoang, Roy, Partha Sarathi, Susilo, Willy, Fukushima, Kazuhide, Kiyomoto, Shinsaku

“…•We propose, for the first time, a lattice-based signcryption scheme possessing a capacity of equality test provably secure in the standard model.•We consider…”
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LPbT-SSO: Password-Based Threshold Single-Sign-On Authentication From LWE Autor Cao, Chenchen, Xu, Chunxiang, Jiang, Changsong, Zhang, Zhao, Dong, Xinfeng, Chen, Kefei

“…In networks, clients access various servers. Servers need to authenticate clients' identities and provide services to clients who pass the authentication…”
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An Efficient Identity-Based Encryption With Equality Test in Cloud Computing Autor Yang, Zhichao, He, Debiao, Qu, Longjiang, Ye, Qing

“…Identity-based encryption with equality test (IBEET) provides a feasible way for cloud server partitioning or searching on ciphertexts in the cloud. In that…”
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An Efficient Lattice-Based Verifiable Public-Key Authenticated Encryption With Keyword Search Scheme Autor Karimani, Saba, Eghlidos, Taraneh

“…Searchable encryption enables efficient retrieval of encrypted data stored in cloud environments while preserving data confidentiality. Within this context,…”
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An improved BKW algorithm on the learning with rounding problem Autor Wei, Yu, Bi, Lei, Wang, Kunpeng, Lu, Xianhui

“…The Blum-Kalai-Wasserman (BKW) algorithm is a significant combinatorial algorithm used to tackle the Learning with Errors (LWE) and Learning with Rounding…”
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A detailed analysis of primal attack and its variants Autor Zhang, Xue, Zheng, Zhongxiang, Wang, Xiaoyun

“…Primal attack is a typically considered strategy to estimate the hardness of cryptosystem based on learning with errors problem (LWE), it reduces the LWE…”
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Security estimation of LWE via BKW algorithms Autor Wei, Yu, Bi, Lei, Lu, Xianhui, Wang, Kunpeng

“…The Learning With Errors (LWE) problem is widely used in lattice-based cryptography, which is the most promising post-quantum cryptography direction. There are…”
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Lattice-Based Key-Aggregate (Searchable) Encryption in Cloud Storage Autor Yao, Yanqing, Zhai, Zhengde, Liu, Jianwei, Li, Zhoujun

“…In cloud storage, selectively sharing encrypted data is becoming increasingly important. One key design challenge is the management of encryption keys…”
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基于R-SIS和R-LWE构建的IBE加密方案 Autor 钱心缘, 吴文渊

“…TP309; 格上基于身份的加密机制(Identity-Based Encryption,IBE)能够有效抵抗量子攻击,并且该机制将每个人的身份信息作为公钥,能够简化公钥基础设施(Public Key…”
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Estimation of the hardness of the learning with errors problem with a restricted number of samples Autor Bindel Nina, Buchmann Johannes, Göpfert Florian, Schmidt Markus

“…The Learning With Errors (LWE) problem is one of the most important hardness assumptions lattice-based constructions base their security on. In 2015, Albrecht,…”
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Full secure identity-based encryption scheme with short public key size over lattices in the standard model Autor Wang, Fenghe, Liu, ZhenHua, Wang, Chunxiao

“…An efficient identity-based encryption (IBE) scheme over lattice is proposed in this paper. Under the hardness of the learning with errors (LWE) problem, the…”
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A lattice-based signcryption scheme without random oracles Autor LU, Xiuhua, WEN, Qiaoyan, JIN, Zhengping, WANG, Licheng, YANG, Chunli

“…In order to achieve secure signcryption schemes in the quantum era, Li Fagen et al. [Concurrency and Computation： Practice and Experience, 2012, 25（4）：…”
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全同态加密具体安全参数分析 Autor CHEN, Zhi-Gang, Ya-Feng, SHI, Xin-Xia, SONG, 陈智罡, 石亚峰, 宋新霞

“…为了保证全同态加密的安全使用, 以及衡量分析全同态加密方案的效率, 提出一个计算分析LWE上全同态加密具体安全参数的通用方法, 该方法同样适用于环LWE上的全同态加密. 该…”
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Efficient hierarchical identity based encryption scheme in the standard model over lattices Autor Wang, Feng-he, Wang, Chun-xiao, Liu, Zhen-hua

“…Using lattice basis delegation in a fixed dimension, we propose an efficient lattice-based hierarchical identity based encryption（HIBE） scheme in the…”
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Full Secure Identity-Based Encryption Scheme over Lattices in the Standard Model Autor Wang Jizhong, Wang Chunxiao

“…Using a known lattice-based chosen plain-text secure encryption scheme and the Bonsai trees primitive, a identity-based encryption (IBE) scheme is proposed in…”
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Lattice-Based Dynamical and Anonymous Broadcast Encryption Scheme Autor Wang Fenghe, Wang Xuan, Wang Chunxiao

“…This paper proposes a broadcast encryption scheme over lattice which is dynamical and anonymous simultaneously. The dynamic property means that the authorized…”
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