Results 31 to 40 of about 35,591,193 (246)

A Multi-Signature Scheme for Defending Malleability Attack on DeFi

open access: yesIEEE Access
Signatures are crucial in blockchain-based Decentralised Finance (DeFi) protocols because they ensure the security and integrity of transactions and smart contracts.
Chen Zhang   +4 more
doaj   +1 more source

Two-Layered Multi-Factor Authentication Using Decentralized Blockchain in an IoT Environment

open access: yesSensors
Internet of Things (IoT) technology is evolving over the peak of smart infrastructure with the participation of IoT devices in a wide range of applications.
Saeed Bamashmos   +2 more
doaj   +1 more source

Certificate Authority Capacity and Digital Signature Market Demand in Promoting Interoperability in Malaysia [PDF]

open access: yesITM Web of Conferences
The adoption of digital signatures is becoming increasingly popular among Malaysian users due to its many advantages, including increased security, convenience, and cost savings.
Azni A.H.   +5 more
doaj   +1 more source

Securing Additive Manufacturing with Blockchains and Distributed Physically Unclonable Functions

open access: yesCryptography, 2020
Blockchain technology is a game-changing, enhancing security for the supply chain of smart additive manufacturing. Blockchain enables the tracking and recording of the history of each transaction in a ledger stored in the cloud that cannot be altered ...
Bertrand Cambou   +9 more
doaj   +1 more source

Lightweight certificateless linearly homomorphic network coding signature scheme for electronic health system

open access: yesIET Information Security, 2021
With the flourishing development of the Internet of Things (IoT), the electronic health system (EHS) as a leading technology has attracted widespread attention. However, the unsatisfactory network transmission throughput hinders practical applications of
Yumei Li, Futai Zhang, Yinxia Sun
doaj   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

Measurements and analysis of multistatic and multimodal micro-Doppler signatures for automatic target classification [PDF]

open access: yes, 2014
The purpose of this paper is to present an experimental trial carried out at the Defence Academy of the United Kingdom to measure simultaneous multistatic and multimodal micro-Doppler signatures of various targets, including humans and flying UAVs ...
Marcio Perassoli   +5 more
core   +1 more source

A New Digital Signature Scheme Based on Mandelbrot and Julia Fractal Sets. [PDF]

open access: yes, 2007
This paper describes a new cryptographic digital signature scheme based on Mandelbrot and Julia fractal sets. Having fractal based digital signature scheme is possible due to the strong connection between the Mandelbrot and Julia fractal sets.
Alia, Mohammad Ahmad, Samsudin, Azman
core   +1 more source

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

Assinatura digital com reconhecimento de firma: um modelo de assinatura digital centrado no usuário [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Ciência da Computação, Florianópolis, 2014.O crescimento do uso de documentos eletrônicos nas mais diversas atividades da sociedade vem ...
Werlang, Felipe Carlos
core  

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