Results 71 to 80 of about 1,033,029 (206)

FM3H-MH: An Efficient Large-Scale Privacy Amplification Scheme for Quantum Key Distribution

open access: yesInformation
Privacy amplification (PA) is a critical process in quantum key distribution (QKD) systems, essential for eliminating information leakage to eavesdroppers and extracting unconditionally secure keys. In practical high-speed QKD systems, a large input size
Qiankun Li   +4 more
doaj   +1 more source

Enhancing Extractable Quantum Entropy in Vacuum-Based Quantum Random Number Generator

open access: yesEntropy, 2018
Information-theoretically provable unique true random numbers, which cannot be correlated or controlled by an attacker, can be generated based on quantum measurement of vacuum state and universal-hashing randomness extraction.
Xiaomin Guo   +5 more
doaj   +1 more source

AlquistCoder: A Synthetic Data Approach to Training Compact Secure Coding Assistants and Building Security Benchmarks

open access: yesComputational Intelligence, Volume 42, Issue 4, August 2026.
ABSTRACT Large language models are increasingly used as programming assistants, but their security behavior remains uneven: they may generate code with vulnerable patterns, and they may provide actionable help for malicious requests. This paper introduces AlquistCoder, a compact 3.8B‐parameter coding assistant designed to address both risks through ...
Ondřej Kobza   +6 more
wiley   +1 more source

Minimizing collisions for quantum hashing

open access: yes, 2020
© Medwell Journals, 2017.Hashing is a widely used technique in computer science. The recently proposed quantum hashing has also proved its usefulness in a number of applications.
Ziatdinov M., Latypov M., Vasiliev A.
core  

Zero Watermarking Using Convolutional Additive Self‐Attention Vision Transformer and Discrete Wavelet Transform‐Variance‐Based Feature Descriptor for Medical Image Security in Mobile Healthcare Services

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 7, July 2026.
A zero‐watermarking algorithm that combines a refined convolutional additive self‐attention vision transformer (CAS‐ViT) with a discrete wavelet transform variance‐based feature descriptor (DVFD) is proposed for protecting the privacy of medical images in mobile healthcare services.
Pei Liu   +6 more
wiley   +1 more source

Minimizing collisions for quantum hashing

open access: yesМатематические вопросы криптографии, 2016
Предлагаются явные алгоритмы вычисления параметров квантового хеширования, минимизирующих вероятность возникновения квантовых коллизий.
Vasiliev, A. V., Ziatdinov, M. T.
openaire   +2 more sources

SiOx‐Based Probabilistic Bits Enabling Invertible Logic Gate for Cryptographic Applications

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 7, July 2026.
To enable lightweight hardware encryption and decryption, a Ti/SiOx/Ti threshold switching device is engineered to generate controllable stochastic oscillations. By tuning the input voltage, the device produces a programmable spike probability governed by intrinsic switching dynamics, enabling probabilistic bits that construct an invertible ...
Jihyun Kim, Hyeonsik Choi, Jiyong Woo
wiley   +1 more source

Generating correct and efficient equality and hashing methods using JEqualityGen

open access: yes, 2010
Determining equality of objects in Java requires the implementation of equals and hashCode methods. Such an implementation has to follow a specific object contract, making it a very tedious and error-prone process.
Fischer, Bernd   +2 more
core   +1 more source

Quantum search for a given substring in the text using a hashing technique

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2020
The problem of searching for a given substring in the text was considered. It is known that classical algorithms solve this problem in a linear time depending on the length of the text and the specified template. Quantum algorithms speed up the search by
N.M. Salikhova
doaj   +1 more source

Integration of Blockchain and AI Knowledge Management for Contamination Risk Prediction in Food Logistics

open access: yesEngineering Reports, Volume 8, Issue 7, July 2026.
An integrated blockchain–AI framework is proposed for proactive contamination risk prediction in food logistics. FSMA Rule 204 traceability records and IoT cold‐chain sensor data are combined with physics‐informed machine learning and federated learning to generate early contamination warnings while preserving data privacy.
Ruihua Bai
wiley   +1 more source

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