Results 81 to 90 of about 233,180 (285)

Constructions for lightweight cryptography

open access: yes, 2018
Cette thèse explore à la fois la construction et l'analyse de primitives de cryptographie symétrique. Nous obtenons de meilleures constructions que celles de la littérature, en visant la réduction des coûts d'implémentation. Nous étudions trois types de primitives : les chiffrements par blocs, utilisés couramment pour le chiffrement symétrique, un ...
openaire   +2 more sources

Toward Lightweight Cryptography: A Survey

open access: yes, 2023
The main problem in Internet of Things (IoT) security is how to find lightweight cryptosystems that are suitable for devices with limited capabilities. In this paper, a comprehensive literature survey that discusses the most prominent encryption algorithms used in device security in general and IoT devices in specific has been conducted.
Mohammed Abujoodeh   +2 more
openaire   +1 more source

Sulfur‐Free Ultrahigh‐Refractive‐Index Polymers Enabled by Densely Packed Oxygen‐Bridged Dibenzofuran‐Cardo Architectures

open access: yesAdvanced Functional Materials, EarlyView.
A new class of sulfur‐free, oxygen‐bridged dibenzofuran‐based polymers is developed for ultrahigh‐refractive‐index applications. The rigid π‐extended architecture and enhanced molecular polarizability enable exceptional optical performance, combining refractive indices up to 1.848 with high Abbe numbers and full visible transparency. This work offers a
Hend A. Hegazy   +5 more
wiley   +1 more source

State of the Art in Lightweight Symmetric Cryptography [PDF]

open access: yes, 2018
Lightweight cryptography has been one of the hot topics in symmetric cryptography in the recent years. A huge number of lightweight algorithms have been published, standardized and/or used in commercial products.
Leo Perrin, Alex Biryukov
core   +1 more source

MDS Matrices with Lightweight Circuits

open access: yesIACR Transactions on Symmetric Cryptology, 2018
MDS matrices are an important element for the design of block ciphers such as the AES. In recent years, there has been a lot of work on the construction of MDS matrices with a low implementation cost, in the context of lightweight cryptography.
Sébastien Duval, Gaëtan Leurent
doaj   +1 more source

Network Topology Governs Photocatalytic Water Splitting in Organic Two‐Dimensional Crystals

open access: yesAdvanced Functional Materials, EarlyView.
Network topology in organic two‐dimensional crystals (O2DCs) dictates the photocatalytic water splitting performance. Kagome‐lattice O2DCs exhibit strong electron‐hole mass asymmetry, spatially separated carriers, and longer recombination lifetimes, exceeding rhombic isomers.
Preeti Bhauriyal, Thomas Heine
wiley   +1 more source

Lightweight Infant Car Seat Reviews 2022

open access: yes, 2022
Lightweight Infant Car Seat equivalent benchmarks around security and establishment. So what will an even more extreme youngster vehicle seat get you? Every one of the more extreme seats a significant part of the time recommends all the more additional ...
Lightweight Infant Car Seat
core   +1 more source

Advances in Solution‐Processed Textile Triboelectric Nanogenerators: Ink Formation, Processing Strategies, Applications, and Challenges

open access: yesAdvanced Functional Materials, EarlyView.
Advanced ink systems for solution‐processed textile triboelectric nanogenerators are systematically summarized, spanning conductive, tribo‐negative, and tribo‐positive layers. By connecting ink chemistry, deposition methods, and device function, the present review reveals the key governing principles of solution development and highlights practical ...
Xinlong Sun, Stephen Beeby
wiley   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

A Lightweight Pseudorandom Number Generator for Securing the Internet of Things

open access: yesIEEE Access, 2017
Lightweight cryptography aims to address the security demands in resource-constrained hardware and software environments, such as the Internet of Things (IoT).
Amalia Beatriz Orue Lopez   +3 more
doaj   +1 more source

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