Titlebook: Advances in Cryptology – ASIACRYPT 2020; 26th International C Shiho Moriai,Huaxiong Wang Conference proceedings 2020 International Associat

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The American Empire in the Pacific,gence, or genomic and medical data analysis. While it is a straightforward operation when performed on plaintext data, it becomes a challenging task when the privacy of both the analyzed data and the analysis patterns must be preserved. In this paper, we propose new provably correct, secure, and rel

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The American Empire in the Pacific,tion in homomorphic encryption?(HE) which basically supports addition and multiplication. Recently, Cheon et al.?(Asiacrypt?2019) introduced a new approximate representation of the comparison function with a rational function, and showed that this rational function can be evaluated by an iterative a

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Extending Marxist Praxis Within ECT,which improves upon the protocol by Bootle, Lyubashevsky and Seiler (CRYPTO 2019) by producing proofs that are shorter by a factor of 8..At the core lies a technique that utilizes the module-homomorphic BDLOP commitment scheme (SCN 2018) over the fully splitting cyclotomic ring . to prove scalar pro

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https://doi.org/10.1007/978-3-031-18211-2e module rank?. is not smaller than the number field degree?.. Previous publications only showed the hardness under quantum reductions. We achieve this result in an analogous manner as in the case of the .?(.) problem. First, we show the classical hardness of?. with an exponential-sized modulus. In

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The Infernal Logic of the Debt Crisisn be spent anonymously with merchants. As advocated by Camenisch . (Eurocrypt 2005), it should be possible to store the withdrawn coins compactly (i.e., with logarithmic cost in the total number of coins), which has led to the notion of . e-cash. Many solutions were proposed for this problem but the

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Hartmut H?usermann,Thomas Kr?mer-Badoniion for cyclotomic number fields. This work improves upon prior lattice-based statistically sender-private oblivious transfer protocols by reducing the total communication between parties by a factor . for transfer of length .(.) messages..Prior work of Brakerski and D?ttling uses transference theor

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Hartmut H?usermann,Thomas Kr?mer-Badoni primitives from isogeny-based assumptions such as CSIDH and CSI-FiSh. However, in its present form, the landscape of isogenies does not seem very amenable to realizing new cryptographic applications. Isogeny-based assumptions often have unique efficiency and security properties, which makes buildin

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