Results 81 to 90 of about 490 (175)

A Bootstrapping-Capable Configurable NTT Architecture for Fully Homomorphic Encryption

IEEE Access
Fully homomorphic encryption (FHE) provides a solution to privacy-preserving applications because of its ability to perform computations on encrypted data without exposing raw data.
Rella Mareta, Ardianto Satriawan, Phap Ngoc Duong, Hanho Lee   +3 more
doaj   +1 more source

Optimized Implementations of Keccak, Kyber, and Dilithium on the MSP430 Microcontroller

Transactions on Cryptographic Hardware and Embedded Systems
Post-Quantum cryptography (PQC) typically requires more memory and computational power than conventional public-key cryptography. Until now, most active research in PQC optimization for embedded devices has focused on 32-bit and 64-bit ARM architectures,
DongHyun Shin, YoungBeom Kim, Ayesha Khalid, Maire O’Neill, Seog Chung Seo   +4 more
doaj   +1 more source

Number Theoretic Transform and Its Applications in Lattice-based Cryptosystems: A Survey

, 2022
Number theoretic transform (NTT) is the most efficient method for multiplying two polynomials of high degree with integer coefficients, due to its series of advantages in terms of algorithm and implementation, and is consequently widely-used and ...
Liang, Zhichuang, Zhao, Yunlei
core  

Acceleration of modular arithmetic in post-quantum signature schemes

Безопасность информационных технологий
Since the discovery of the Shor quantum algorithm, capable of solving factorization and discrete logarithm problems in polynomial time, post-quantum cryptographic algorithms have been actively developed.
Igor Y. Zhukov, Vitaliy G. Ivanenko, Irina D. Ivanova, Nina D. Ivanova   +3 more
doaj   +1 more source

Configurable radix-4 NTT hardware optimization and implementation for lattice-based cryptography

Tongxin xuebao
In response to the complex polynomial multiplication issue in lattice-based cryptography algorithms optimized with number theoretic transform (NTT), as well as the demand for NTT designs catering to multiple application scenarios, a configurable radix-4 ...
ZHOU Qinglei, HAN Heru, LI Bin, LIU Yuhang   +3 more
doaj  

Adaptive FPGA-Based Mixed-Radix NTT Architectures with Classical and Quantum Evaluation for CRYSTALS-Kyber

Applied Sciences
The imminent threat of large-scale quantum computers motivates the deployment of post-quantum cryptography (PQC). CRYSTALS-Kyber, a leading lattice-based Key Encapsulation Mechanism, relies heavily on Number Theoretic Transform (NTT) operations, which ...
Yaser AlKurdi, Qasem Abu Al-Haija, Ahod Alghuried   +2 more
doaj   +1 more source

Accelerating NTT with RISC-V Vector Extension for Fully Homomorphic Encryption

Transactions on Cryptographic Hardware and Embedded Systems
Fully Homomorphic Encryption (FHE) has gained increasing importance mainly due to its potential use in privacy-preserving cloud computing. This privacy stems from the computation being directly performed on data that is encrypted by the client. However,
Tiago B. Rodrigues, Alexandre Rodrigues, Manuel Goulão, Pedro Tomás, Leonel Sousa   +4 more
doaj   +1 more source

PhotonNTT: Energy-Efficient Parallel Photonic Number Theoretic Transform Accelerator

Fully homomorphic encryption (FHE) presents a promising opportunity to remove privacy barriers in various scenarios including cloud computing and secure database search, by enabling computation on encrypted data.
Li, Xianbin, Li, Chengeng, Tian, Fengshi, Chen, Shixi, Zhang, Wei, Liu, Jiaqi, Fu, Yuxiang, Xu, Jiang, Zhang, Yuying, Zhang, Jiaxu, Liu, Yinyi   +10 more
core   +1 more source

Pipelined Key Switching Accelerator Architecture for CKKS-Based Fully Homomorphic Encryption. [PDF]

Sensors (Basel), 2023
Duong PN, Lee H.
europepmc   +1 more source

Configurable Encryption and Decryption Architectures for CKKS-Based Homomorphic Encryption. [PDF]

Sensors (Basel), 2023
Lee J, Duong PN, Lee H.
europepmc   +1 more source