Results 21 to 30 of about 22,443 (257)

Method of Anti-Virus Protection Based on (n, t) Threshold Proxy Signature with an Arbitrator

open access: yesМоделирование и анализ информационных систем, 2014
The article suggests the method of anti-virus protection of mobile devices based on the usage of proxy digital signatures and an (n;t)-threshold proxy signature scheme with an arbitrator.
E. A. Tolyupa
doaj   +1 more source

Post-Quantum Secure Identity-Based Proxy Blind Signature Scheme on a Lattice

open access: yesEntropy, 2023
Blind signatures have been widely applied when privacy preserving is required, and the delegation of blind signature rights and a proxy blind signature (Proxy-BS) become necessary when the signer cannot sign.
Fengyin Li   +4 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Forward secure proxy signature scheme

open access: yesTongxin xuebao, 2005
A forward secure proxy signature scheme was proposed combining the concept of forward security with proxy signature. This means even if an adversary has gotten the current proxy signers’ key.
WANG Xiao-ming   +2 more
doaj   +2 more sources

Attacks on One Designated Verifier Proxy Signature Scheme

open access: yesJournal of Applied Mathematics, 2012
In a designated verifier proxy signature scheme, there are three participants, namely, the original signer, the proxy signer, and the designated verifier.
Baoyuan Kang
doaj   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Two Quantum Proxy Blind Signature Schemes Based on Controlled Quantum Teleportation

open access: yesEntropy, 2022
We present a scheme for teleporting an unknown, two-particle entangled state with a message from a sender (Alice) to a receiver (Bob) via a six-particle entangled channel.
Qiming Luo   +3 more
doaj   +1 more source

Longitudinal genome‐wide aneuploidy measurements in circulating cell‐free DNA to predict lack of benefit from pembrolizumab in patients with metastatic urothelial cancer

open access: yesMolecular Oncology, EarlyView.
Many patients with urothelial cancer do not benefit from treatment with pembrolizumab, while at risk of severe side effects. Changes in the levels of circulating tumor DNA early during treatment, measured by a simple and affordable assay that can be easily implemented in the clinic, can be used as a prognostic tool to identify these patients.
Youssra Salhi   +14 more
wiley   +1 more source

ID-based efficient and proactive threshold proxy signature in the standard model

open access: yesTongxin xuebao, 2011
The security of existing identity-based threshold proxy signature schemes were almost proven in the random oracle model,and each proxy signer’s proxy signature key was fixed in the valid period.A(t,n) ID-based proactive threshold proxy signature scheme ...
YU Yi-ke1, ZHENG Xue-feng2
doaj   +2 more sources

A Novel Anonymous Proxy Signature Scheme

open access: yesAdvances in Multimedia, 2012
Recently, several studies about proxy signature schemes have been conducted. In 2009, Yu et al. proposed an anonymous proxy signature scheme attempting to protect the proxy signer's privacy from outsiders.
Jue-Sam Chou
doaj   +1 more source

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