supported by the National Key Research and Development Program of China (Grant No.2022YFB2701900);the National Natural Science Foundation of China (Grant No.62202444);the Fundamental Research Funds for the Central Universities。
The rapid development of modern cryptographic applications such as zero-knowledge,secure multiparty computation,fully homomorphic encryption has motivated the design of new so-called arithmetization-oriented symmetric...
supported by the National Natural Science Foundation of China(61772547,61902428,61802438,61672031);the Foundation of Key Laboratory of National Defense Science and Technology(61421030107).
Recently, a new cryptographic primitive has been proposed called ForkCiphers. This paper aims at proposing new generic cryptanalysis against such constructions. We give a generic method to apply existing decomposition...
supported by the National Natural Science Foundation of China(No.61572516,No.61802437,No.61902428)。
As a generalized integral property,division property was proposed by Todo at EUROCRYPT 2015.We propose a new security criterion of S-boxes against division property and prove that it is invariant under permutation-xor...
supported by the Program for New Century Excellent Talents in University of China(No.NCET-11-0873);the Key Project of Chongqing Natural Science Foundation(No.CSTC2011BA2016);the Program for Fundamental and Advanced Research of Chongqing(No.cstc2013jcyj A40045)
Traditional Block compressed sensing(BCS) schemes encode nature images via a fixed sampling rate without taking the sparsity level differences among the blocks into consideration. In order to improve the sampling effi...
supported by Qing Lan Project and the National Natural Science Foundation of China(No.61203251,No.61204023)
Bit permutation is an important operation in many applications. A novel reconfigurable N × N bit permutation network with a compact structure is presented. It is based on combinatorics theory by cascading two recursi...
supported by the Natural Science Foundation of China(No.61272488,No.61272041,No.61202491)
Impossible differential cryptanalysis is a powerful tool to evaluate the strength of a block cipher structure, and the key step of this cryptanalysis is to find the longest impossible differential. Recently a series o...