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P vs NP problem is the most important unresolved problem in the field of computational complexity. Its impact has penetrated into all aspects of algorithm design, especially in the field of cryptography. The security of cryptographic…

Computational Complexity · Computer Science 2026-05-01 Gao Ming

Information Security has become an important issue in modern world as the popularity and infiltration of internet commerce and communication technologies has emerged, making them a prospective medium to the security threats. To surmount…

Cryptography and Security · Computer Science 2014-05-05 Mansoor Ebrahim , Shujaat Khan , Umer Bin Khalid

S-boxes are an important primitive that help cryptographic algorithms to be resilient against various attacks. The resilience against specific attacks can be connected with a certain property of an S-box, and the better the property value,…

Neural and Evolutionary Computing · Computer Science 2022-12-12 Marko Djurasevic , Domagoj Jakobovic , Luca Mariot , Sihem Mesnager , Stjepan Picek

Civino et al. (2019) have shown how some diffusion layers can expose a Substitution-Permutation Network to vulnerability from differential cryptanalysis when employing alternative operations coming from groups isomorphic to the translation…

Cryptography and Security · Computer Science 2025-10-30 Marco Calderini , Roberto Civino , Riccardo Invernizzi

Quantum cryptography has attracted much attention in recent years. In most existing quantum cryptographic protocols, players usually need the full quantum power of generating, manipulating or measuring quantum states. Semiquantum…

Quantum Physics · Physics 2018-11-12 Ming-Ming Wang , Lin-Ming Gong , Lian-He Shao

This paper presents a robust image encryption and key distribution framework that integrates an enhanced AES-128 algorithm with chaos theory and advanced steganographic techniques for dual-layer security. The encryption engine features a…

Cryptography and Security · Computer Science 2025-06-18 Md Rishadul Bayesh , Dabbrata Das , Md Ahadullah

With the development of smart grid, the operation and control of power system is realized through power communication network, especially the power production and enterprise management business involve a large amount of sensitive…

Systems and Control · Electrical Eng. & Systems 2023-01-18 Fangfang Zhang , Zhe Huang , Lei Kou , Yang Li , Maoyong Cao , Fengying Ma

To secure the digital images over insecure transmission channels, a new image encryption algorithm Noise-Crypt is proposed in this paper. Noise-Crypt integrates non-linear random noise, hybrid chaotic maps, and SHA-256 hashing algorithm.…

Cryptography and Security · Computer Science 2023-09-21 Laiba Asghar , Fawad Ahmed , Muhammad Shahbaz Khan , Arshad Arshad , Jawad Ahmad

Recent results of Kaplan et al., building on previous work by Kuwakado and Morii, have shown that a wide variety of classically-secure symmetric-key cryptosystems can be completely broken by quantum chosen-plaintext attacks (qCPA). In such…

Quantum Physics · Physics 2017-10-11 Gorjan Alagic , Alexander Russell

There are some good combinatorial structures suitable for image encryption. In this study, a new chaotic image encryption algorithm based on transversals in a Latin square is proposed. By means of an n-transversal of a Latin square, we can…

Cryptography and Security · Computer Science 2022-11-23 Honglian Shen , Xiuling Shan , Zihong Tian

In this paper, we propose a novel defensive transformation that enables us to maintain a high classification accuracy under the use of both clean images and adversarial examples for adversarially robust defense. The proposed transformation…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 MaungMaung AprilPyone , Hitoshi Kiya

Permutations over $F_{2^{2k}}$ with low differential uniform, high algebraic degree and high nonlinearity are of great cryptographical importance since they can be chosen as the substitution boxes (S-boxes) for many block ciphers. A well…

Information Theory · Computer Science 2014-07-21 Jie Peng , Chik How Tan , Qichun Wang

The Symmetric group $S_{n}$ manifests itself in large classes of quantum systems as the invariance of certain characteristics of a quantum state with respect to permuting the qubits. The subgroups of $S_{n}$ arise, among many other…

Quantum Physics · Physics 2024-11-19 Sreetama Das , Filippo Caruso

Block ciphers use S-boxes to create confusion in the cryptosystems. Such S-boxes are functions over $\mathbb{F}_{2^{n}}$. These functions should have low differential uniformity, high nonlinearity, and high algebraic degree in order to…

Cryptography and Security · Computer Science 2021-03-22 Yan-Ping Wang , WeiGuo Zhang , Zhengbang Zha

Frequently, randomly organized data is needed to avoid an anomalous operation of other algorithms and computational processes. An analogy is that a deck of cards is ordered within the pack, but before a game of poker or solitaire the deck…

Data Structures and Algorithms · Computer Science 2008-11-24 William F. Gilreath

To circumvent the unbridled and ever-encroaching surveillance and censorship in cyberspace, steganography has garnered attention for its ability to hide private information in innocent-looking carriers. Current provably secure steganography…

Cryptography and Security · Computer Science 2024-11-26 Minhao Bai , Jinshuai Yang , Kaiyi Pang , Xin Xu , Zhen Yang , Yongfeng Huang

The information security has an irreplaceable position in the smart grid (SG). In order to avoid the malicious attack and ensure the information security, the cryptographic techniques are essential. This paper focuses on the encryption…

Cryptography and Security · Computer Science 2022-09-05 Lei Kou , Zhe Huang , Cuimei Jiang , Fangfang Zhang , Wende Ke , Junhe Wan , Hailin Liu , Hui Li

Security of information has become a major issue during the last decades. New algorithms based on chaotic maps were suggested for protection of different types of multimedia data, especially digital images and videos in this period.…

Chaotic Dynamics · Physics 2010-10-22 Sohrab Behnia , Afshin Akhshani , Amir Akhavan , Hadi Mahmodi

We are interested in investigating the security of source encryption with a symmetric key under side-channel attacks. In this paper, we propose a general framework of source encryption with a symmetric key under the side-channel attacks,…

Information Theory · Computer Science 2022-05-05 Yasutada Oohama , Bagus Santoso

This paper investigates and analyzes the dynamics of the two-dimensional Duffing map. Multistability behavior has been observed from the system numerically. Such behavior, especially the coexistence of chaotic and periodic attractors, is…

Pattern Formation and Solitons · Physics 2023-04-11 Hayder Natiq , Animesh Roy , Santo Banerjee , A. P. Misra , N. A. A. Fataf