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This paper makes a case for accelerating lattice-based post quantum cryptography (PQC) with memristor based crossbars, and shows that these inherently error-tolerant algorithms are a good fit for noisy analog MAC operations in crossbars. We…

Hardware Architecture · Computer Science 2023-02-02 Sarabjeet Singh , Xiong Fan , Ananth Krishna Prasad , Lin Jia , Anirban Nag , Rajeev Balasubramonian , Mahdi Nazm Bojnordi , Elaine Shi

Physical attacks are serious threats to cryptosystems deployed in the real world. In this work, we propose a microarchitectural end-to-end attack methodology on generic lattice-based post-quantum key encapsulation mechanisms to recover the…

Cryptography and Security · Computer Science 2023-11-15 Puja Mondal , Suparna Kundu , Sarani Bhattacharya , Angshuman Karmakar , Ingrid Verbauwhede

This paper presents a novel singletrace sidechannel attack on FALCON a latticebased postquantum digital signature protocol recently approved for standardization by NIST We target the discrete Gaussian sampling operation within FALCONs key…

Cryptography and Security · Computer Science 2025-05-05 Jinyi Qiu , Aydin Aysu

Modern web traffic relies on 2048-bit RSA encryption to secure our data in transit. Rapid advances in Quantum Computing pose a grave challenge by allowing hackers to break this encryption in hours. In August of 2024, the National Institute…

Cryptography and Security · Computer Science 2024-11-11 Ananya Tadepalli

Polynomial multiplication stands out as a highly demanding arithmetic process in the development of post-quantum cryptosystems. The importance of the number-theoretic transform (NTT) extends beyond post-quantum cryptosystems, proving…

Cryptography and Security · Computer Science 2024-09-20 Kasra Ahmadi , Saeed Aghapour , Mehran Mozaffari Kermani , Reza Azarderakhsh

We present Lattice (L, ticker: LAT), a peer-to-peer electronic cash system designed as a post-quantum settlement layer for the era of quantum computing. Lattice combines three independent defense vectors: hardware resilience through RandomX…

Quantum Physics · Physics 2026-03-10 David Alejandro Trejo Pizzo

The NTRU lattice is a promising candidate to construct practical cryptosystems, in particular key encapsulation mechanism (KEM), resistant to quantum computing attacks. Nevertheless, there are still some inherent obstacles to NTRU-based KEM…

Cryptography and Security · Computer Science 2022-11-10 Zhichuang Liang , Boyue Fang , Jieyu Zheng , Yunlei Zhao

This paper presents SNOW-SCA, the first power side-channel analysis (SCA) attack of a 5G mobile communication security standard candidate, SNOW-V, running on a 32-bit ARM Cortex-M4 microcontroller. First, we perform a generic known-key…

Cryptography and Security · Computer Science 2024-03-14 Harshit Saurabh , Anupam Golder , Samarth Shivakumar Titti , Suparna Kundu , Chaoyun Li , Angshuman Karmakar , Debayan Das

One of the main candidates of post-quantum cryptography is lattice-based cryptography. Its cryptographic security against quantum attackers is based on the worst-case hardness of lattice problems like the shortest vector problem (SVP),…

Quantum Physics · Physics 2026-04-13 Joao F. Doriguello , George Giapitzakis , Alessandro Luongo , Aditya Morolia

Public key cryptography protocols, such as RSA and elliptic curve cryptography, will be rendered insecure by Shor's algorithm when large-scale quantum computers are built. Cryptographers are working on quantum-resistant algorithms, and…

Cryptography and Security · Computer Science 2019-10-28 Utsav Banerjee , Tenzin S. Ukyab , Anantha P. Chandrakasan

Existing coordinated cyber-attack detection methods have low detection accuracy and efficiency and poor generalization ability due to difficulties dealing with unbalanced attack data samples, high data dimensionality, and noisy data sets.…

Signal Processing · Electrical Eng. & Systems 2021-08-03 Lei Wang , Pengcheng Xu , Zhaoyang Qu , Xiaoyong Bo , Yunchang Dong , Zhenming Zhang , Yang Li

Post-quantum cryptography (PQC) is moving from evaluation to deployment as NIST finalizes standards for ML-KEM, ML-DSA, and SLH-DSA. This survey maps the space from foundations to practice. We first develop a taxonomy across lattice-,…

Cryptography and Security · Computer Science 2025-10-14 Gaurab Chhetri , Shriyank Somvanshi , Pavan Hebli , Shamyo Brotee , Subasish Das

The hard mathematical problems that assure the security of our current public-key cryptography (RSA, ECC) are broken if and when a quantum computer appears rendering them ineffective for use in the quantum era. Lattice based cryptography is…

Cryptography and Security · Computer Science 2023-05-18 Archisman Ghosh , Jose Maria Bermudo Mera , Angshuman Karmakar , Debayan Das , Santosh Ghosh , Ingrid Verbauwhede , Shreyas Sen

We demonstrate a post-quantum key-exchange with the nanosatellite SpooQy-1 in low Earth orbit using Kyber-512, a lattice-based key-encapsulation mechanism and a round three finalist in the NIST PQC standardization process. Our firmware…

In 1994, P. Shor discovered quantum algorithms which can break both the RSA cryptosystem and the ElGamal cryptosystem. In 2007, D-Wave demonstrated the first quantum computer. These events and further developments have brought a crisis to…

Metric Geometry · Mathematics 2025-07-01 Chuanming Zong

Rank Quasi-Cyclic Signature (RQCS) is a rank metric code-based signature scheme based on the Rank Quasi-Cyclic Syndrome Decoding (RQCSD) problem proposed by Song et al. in [2]. Their paper was accepted in the 22nd International Conference…

Cryptography and Security · Computer Science 2019-02-04 Terry Shue Chien Lau , Chik How Tan

Post-quantum cryptographic (PQC) algorithms, especially those based on the learning with errors (LWE) problem, have been subjected to several physical attacks in the recent past. Although the attacks broadly belong to two classes - passive…

Cryptography and Security · Computer Science 2024-01-26 Suparna Kundu , Siddhartha Chowdhury , Sayandeep Saha , Angshuman Karmakar , Debdeep Mukhopadhyay , Ingrid Verbauwhede

QUIC is a new network protocol standardized in 2021. It was designed to replace the TCP/TLS stack and is based on UDP. The most current web standard HTTP/3 is specifically designed to use QUIC as transport protocol. QUIC claims to provide…

Networking and Internet Architecture · Computer Science 2025-05-16 Marcel Kempf , Nikolas Gauder , Benedikt Jaeger , Johannes Zirngibl , Georg Carle

Standardization of Post-Quantum Cryptography (PQC) was started by NIST in 2016 and has proceeded to its second elimination round. The upcoming standards are intended to replace (or supplement) current RSA and Elliptic Curve Cryptography…

Cryptography and Security · Computer Science 2020-04-16 Markku-Juhani O. Saarinen

Cryptompress, a new 128-bit (initial) private-key cryptography algorithm is proposed. It uses a block size of at least 30 bits and increments prior key size to additional 32 bits on each unsuccessful attempt of any means, including…

Cryptography and Security · Computer Science 2016-04-08 Vivek Kumar , Sandeep Sharma