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Reed-Solomon (RS) codes are constructed over a finite field that have been widely employed in storage and communication systems. Many fast encoding/decoding algorithms such as fast Fourier transform (FFT) and modular approach are designed…

信息论 · 计算机科学 2024-05-03 Wenhao Liu , Zhengyi Jiang , Zhongyi Huang , Linqi Song , Hanxu Hou

In this paper, we define a new product over $\mathbb{R}^{\infty}$, which allows us to obtain a group isomorphic to $\mathbb R^*$ with the usual product. This operation unexpectedly offers an interpretation of the R\'edei rational functions,…

数论 · 数学 2011-03-22 Stefano Barbero , Umberto Cerruti , Nadir Murru

In this paper, we present attacks on three types of RSA modulus when the least significant bits of the prime factors of RSA modulus satisfy some conditions. Let $p,$ and $q$ be primes of the form $p=a^{m_1}+r_p$ and $q=b^{m_2}+r_q$…

数论 · 数学 2025-04-29 M. Anwar , Mustafa Ismail , H. M. Bahig

Decoding algorithms for Reed--Solomon (RS) codes are of great interest for both practical and theoretical reasons. In this paper, an efficient algorithm, called the modular approach (MA), is devised for solving the Welch--Berlekamp (WB) key…

信息论 · 计算机科学 2022-10-24 Nianqi Tang , Yunghsiang S. Han

The square root modulo problem is a known primitive in designing an asymmetric cryptosystem. It was first attempted by Rabin. Decryption failure of the Rabin cryptosystem caused by the 4-to-1 decryption output is overcome efficiently in…

信息论 · 计算机科学 2012-11-15 M. R. K. Ariffin , M. A. Asbullah , N. A. Abu

We consider the design of coding schemes for the wireless two-way relaying channel when there is no channel state information at the transmitter. In the spirit of the compute and forward paradigm, we present a multilevel coding scheme that…

信息论 · 计算机科学 2016-11-17 Brett Hern , Krishna Narayanan

RSA(Rivest, Shamir and Adleman)is being used as a public key exchange and key agreement tool for many years. Due to large numbers involved in RSA, there is need for more efficient methods in implementation for public key cryptosystems.…

密码学与安全 · 计算机科学 2011-09-12 Muhammad Yasir Malik

Despite being more secure and strongly promoted, two-factor (2FA) or multi-factor (MFA) schemes either fail to protect against recent phishing threats such as real-time MITM, controls/relay MITM, malicious browser extension-based phishing…

密码学与安全 · 计算机科学 2024-06-14 Sneha Shukla , Gaurav Varshney , Shreya Singh , Swati Goel

Reed-Muller (RM) codes achieve the capacity of general binary-input memoryless symmetric channels and are conjectured to have a comparable performance to that of random codes in terms of scaling laws. However, such results are established…

This paper proposes a new signature scheme based on two hard problems : the cube root extraction modulo a composite moduli (which is equivalent to the factorisation of the moduli, IFP) and the discrete logarithm problem(DLP). By combining…

密码学与安全 · 计算机科学 2012-09-24 Abdoul Aziz Ciss , Ahmed Youssef Ould Cheikh

In this paper we present a new efficient algorithm for factoring the RSA and the Rabin moduli in the particular case when the difference between their two prime factors is bounded. As an extension, we also give some theoretical results on…

密码学与安全 · 计算机科学 2013-03-22 Omar Khadir

The security of the RSA cryptosystem is based on the difficulty of factoring a large number N into prime numbers p and q satisfying N=p*q . This paper presents a prime factoriaation method using D-Wave quantum computer that can threaten the…

量子物理 · 物理学 2023-09-12 Kyungtaek Jun

The security of messages encoded via the widely used RSA public key encryption system rests on the enormous computational effort required to find the prime factors of a large number N using classical (i.e., conventional) computers. In 1994,…

量子物理 · 物理学 2009-11-10 Edward Gerjuoy

Shor's algorithm is one of the most promising applications of quantum computers. However, since $\sim 10^6$ physical qubits are believed to be required for established approaches, the algorithm will need to be distributed across many…

量子物理 · 物理学 2026-05-06 Tian Xue , Jacob P. Covey

Elliptic curve cryptography is better than traditional cryptography based on RSA and discrete logarithm of finite field in terms of efficiency and security. In this paper, we show how to exploit elliptic curve with high rank, which has not…

密码学与安全 · 计算机科学 2025-09-08 Xiaogang Cheng , Ren Guo , Zuxi Chen

Large integer factorization is a prominent research challenge, particularly in the context of quantum computing. This holds significant importance, especially in information security that relies on public key cryptosystems. The classical…

量子物理 · 物理学 2023-10-24 Imran Khan Tutul , Sara Karimi , Mohammadreza Soltaninia , Junpeng Zhan

The integer factorization problem (IFP) underpins the security of RSA, yet becomes efficiently solvable on a quantum computer through Shor's algorithm. Regev's recent high-dimensional variant reduces the circuit size through lattice-based…

量子物理 · 物理学 2025-11-25 Wentao Yang , Bao Yan , Muxi Zheng , Quanfeng Lu , Shijie Wei , Gui-Lu Long

In this paper we present new arithmetical and algebraic results following the work of Babindamana and al. on hyperbolas and describe in the new results an approach to attacking a RSA-type modulus based on continued fractions, independent…

密码学与安全 · 计算机科学 2023-05-10 Gilda Rech Bansimba , Regis Freguin Babindamana , Basile Guy R. Bossoto

Cryptography is the study of techniques for ensuring the secrecy and authentication of the information. Public-key encryption schemes are secure only if the authenticity of the public-key is assured. Elliptic curve arithmetic can be used to…

密码学与安全 · 计算机科学 2012-02-10 D. Sravana Kumar , CH. Suneetha , A. Chandrasekhar

This paper presents a novel algorithm for the modulus operation for FPGA implementation. The proposed algorithm use only addition, subtraction, logical, and bit shift operations, avoiding the complexities and hardware costs associated with…

密码学与安全 · 计算机科学 2025-01-10 W. A. Susantha Wijesinghe