搜索结果: 1-15 共查到“ARX”相关记录31条 . 查询时间(0.156 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Distributed Order Estimation of ARX Model Under Cooperative Excitation Condition
协同 激励条件 ARX模型 分布式阶估计
2023/5/6
This talk considers the distributed estimation problem of a linear stochastic system described by an autoregressive model with exogenous inputs when both the system orders and parameters are unknown. ...
合作激励条件下ARX模型的分布式阶估计
合作激励条件 ARX模型 分布式阶估计
2023/1/5
In this paper, we consider the distributed estimation problem of a linear stochastic system described by an autoregressive model with exogenous inputs when both the system orders and parameters are un...
Examining the Practical Side Channel Resilience of ARX-boxes
ARX side channel correlation attack
2019/4/3
Implementations of ARX ciphers are hoped to have some intrinsic side channel resilience owing to the specific choice of cipher components: modular addition (A), rotation (R) and exclusive-or (X). Prev...
Differential Cryptanalysis in ARX Ciphers, Applications to LEA
Differential characteristics Nested Monte-Carlo Search ARX ciphers
2018/11/9
In this paper we focus on differential cryptanalysis dedicated to a particular class of cryptographic algorithms, namely ARX ciphers. We propose a new algorithm inspired by the Nested Monte-Carlo Sear...
Differential cryptanalysis in ARX ciphers, Application to SPECK
Differential path Nested Monte-Carlo Search ARX ciphers
2018/11/9
In this paper, we propose a new algorithm inspired by Nested to find a differential path in ARX ciphers. In order to enhance the decision process of our algorithm and to reduce the search space of our...
Efficient Side-Channel Protections of ARX Ciphers
Modular Addition Masking Side-channel Analysis
2018/7/20
The current state of the art of Boolean masking for the modular addition operation in software has a very high performance overhead. Firstly, the instruction count is very high compared to a normal ad...
针对目前强震观测资料分析存在结构安全情况判估受计算模型和参数影响大的问题，通过建立强震资料时变参数自回归递推ARX模型，利用ARX模型参数反映结构系统动力特性变化的特点，提出了直接利用强震资料快速评估混凝土坝震后结构状态的方法，并采用遗忘因子提高模型效率。实例仿真结果表明，ARX模型时变参数能反映混凝土坝结构状态的变化，所提出的评价方法是有效、可行的，可作为DL/T 5416—2009《水工建筑物...
A Practical Fault Attack on ARX-like Ciphers with a Case Study on ChaCha20
ChaCha ARX cipher Laser
2017/11/13
This paper presents the first practical fault attack on the ChaCha family of addition-rotation-XOR (ARX)-based stream ciphers. ChaCha has recently been deployed for speeding up and strengthening HTTPS...
Automatic Search of Bit-Based Division Property for ARX Ciphers and Word-Based Division Property
Automatic search Division property ARX
2017/9/13
Division property is a generalized integral property proposed by Todo at Eurocrypt 2015. Previous tools for automatic searching are mainly based on the Mixed Integer Linear Programming (MILP) method a...
Efficient Differential Trail Searching Algorithm for ARX Block Ciphers
ARX structure Differential trails Automatic search algorithm
2017/2/20
In this paper, we suggest an advanced method searching for differential trails of block cipher with ARX structure. We
use two techniques to optimize the automatic search algorithm of differential tra...
Design Strategies for ARX with Provable Bounds: SPARX and LAX (Full Version)
ARX block ciphers differential cryptanalysis
2016/12/8
We present, for the first time, a general strategy for designing ARX symmetric-key primitives with provable resistance against single-trail differential and linear cryptanalysis. The latter has been a...
MILP-Aided Bit-Based Division Property for ARX-Based Block Cipher
MILP-aided bit-based division property HIGHT LEA
2016/12/7
The huge time and memory complexities of utilizing bit-based division property, which was first presented by Todo and Morri at FSE 2016, bothered cryptographers for quite some time and it had been sol...
In recent years, encrypted databases have emerged as a promising direction that provides data confidentiality without sacrificing functionality: queries are executed on encrypted data. However, existi...
Automatic Search for the Best Trails in ARX:Application to Block Cipher Speck
Symmetric-key Cryptanalysis ARX
2016/4/26
We propose the first adaptation of Matsui's algorithm for finding the best differential and linear trails to the class of ARX ciphers. It is based on a branch-and-bound search strategy, does not use a...
Automatic Differential Analysis of ARX Block Ciphers: with Application to SPECK and LEA
ARX SPECK LEA
2016/3/1
In this paper, we focus on the automatic differential cryptanalysis of ARX block ciphers with respect to XOR-difference, and develop Mouha et al.'s framework of finding differential characteristics by...