Results 81 to 90 of about 1,865 (197)

Message Recovery Attack in NTRU through VFK Lattices [PDF]

open access: yes, 2023
In the present paper, we implement a message recovery attack to all variants of the NTRU cryptosystem. Our approach involves a reduction from the NTRU-lattice to a Voronoi First Kind lattice, enabling the application of a polynomial CVP exact algorithm ...
Adamoudis, Marios   +3 more
core  

Optimized Design and Implementation of CRYSTALS‐KYBER Based on MLWE

open access: yesSecurity and Communication Networks, Volume 2025, Issue 1, 2025.
CRYSTALS‐KYBER is a postquantum key exchange mechanism based on the MLWE problem. At present, it is a major challenge to realize CRYSTALS‐KYBER with high‐performance and low‐resource consumption on the FPGA platform. The design proposed in this paper aims at the high efficiency implementation of CRYSTALS‐KYBER based on the MLWE scheme.
Song Cheng   +7 more
wiley   +1 more source

On estimating the lattice security of NTRU

open access: yes, 2008
. This report explicitly refutes the analysis behind a recent claim that NTRUEncrypt has a bit security of at most 74 bits. We also sum up some existing literature on NTRU and lattices, in order to help explain what should and what should not be classed ...
William Whyte   +4 more
core  

Compact and Efficient KEMs over NTRU Lattices [PDF]

open access: yes, 2022
The NTRU lattice is a promising candidate to construct practical cryptosystems, in particular key encapsulation mechanism (KEM), resistant to quantum computing attacks.
Jieyu Zheng   +7 more
core   +1 more source

On estimating the lattice security of NTRU

open access: yes, 2005
This report explicitly refutes the analysis behind a recent claim that NTRUEncrypt has a bit security of at most 74 bits. We also sum up some existing literature on NTRU and lattices, in order to help explain what should and what should not be classed
William Whyte   +4 more
core  

NTTRU: Truly Fast NTRU Using NTT

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2019
We present NTTRU – an IND-CCA2 secure NTRU-based key encapsulation scheme that uses the number theoretic transform (NTT) over the cyclotomic ring Z7681[X]/(X768−X384+1) and produces public keys and ciphertexts of approximately 1.25 KB at the 128-bit ...
Vadim Lyubashevsky, Gregor Seiler
doaj   +1 more source

NTRU-KE: A Lattice-based Public Key Exchange Protocol [PDF]

open access: yes, 2013
Public key exchange protocol is identified as an important application in the field of public-key cryptography. Most of the existing public key exchange schemes are Diffie-Hellman (DH)-type, whose security is based on DH problems over different groups ...
Xinyu Lei, Xiaofeng Liao
core   +1 more source

Homomorphism and Cryptanalysis of NTRU

open access: yes, 2013
首先,本論文將介紹NTRU公鑰系統的基本運作,隨即以密碼分析的角度帶出lattice結構的一些相關知識,並且描述和證明LLL演算法,以說明現今攻擊NTRU系統的主要方法。最後將NTRU系統做更進一步的推廣,於參數上使用一些限制條件,賦予加密函數同態的特性。This thesis introduces how the NTRU cryptosystem works and an elementary cryptanalysis about lattice.
Jiang, Jeng-Rung, 江政融
core  

A random number generator based on NTRU cryptosystem [PDF]

open access: yesMaejo International Journal of Science and Technology, 2010
A random number generator based on the operation of the NTRU cryptosystem is proposed. By using the proposed generator together with the NTRU cryptosystem, we can save hardware and software components.
He Debiao
doaj  

Privacy and security threats and protection in machine learning

open access: yesDiscover Electronics
Machine learning (ML) has revolutionized various domains, but its adoption raises significant privacy and security concerns. Threats such as adversarial attacks, data poisoning, model inversion, and membership inference jeopardize the confidentiality and
Zephania Philani Khumalo
doaj   +1 more source

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