Results 1 to 10 of about 5,141 (118)

Lattice-Based Group Signature with Message Recovery for Federal Learning

open access: yesApplied Sciences, 2023
Federal learning and privacy protection are inseparable. The participants in federated learning need to be the targets of privacy protection. On the other hand, federated learning can also be used as a tool for privacy attacks.
Yongli Tang   +3 more
doaj   +1 more source

Achieving a Secure and Traceable High-Definition Multimedia Data Trading Scheme Based on Blockchain

open access: yesMathematics, 2023
The Internet has penetrated into every aspect of life. Large amounts of data are generated by multimedia collection equipment every day. As an asset, data can achieve value circulation through transactions.
Shuguang Zhao   +3 more
doaj   +1 more source

DCAGS-IoT: Dynamic Cross-Domain Authentication Scheme Using Group Signature in IoT

open access: yesApplied Sciences, 2023
Cross-domain authentication requires that there is no trust gap between different trust domains that can cause cross-domain devices to exceed the security control scope of the original trust domain and further expose cross-domain authentication systems ...
Weihan Yuan   +3 more
doaj   +1 more source

Securing an Authenticated Privacy Preserving Protocol in a Group Signature Scheme Based on a Group Ring

open access: yesMathematics, 2023
Group signatures are a leading competing signature technique with a substantial amount of research. With group settings, group signatures provide user anonymity. Any group member with access to the group can generate a signature while remaining anonymous.
Nur Afiqah Suzelan Amir   +2 more
doaj   +1 more source

Group Signatures in Practice [PDF]

open access: yes, 2015
This work has been partially supported under the framework of the international cooperation program managed by National Research Foundation of Korea (NRF- 2013K2A1A2053670) and by Comunidad de Madrid (Spain) under the project S2013/ICE-3095-CM (CIBERDINE).
V. Gayoso Martínez   +2 more
openaire   +2 more sources

Are school difficulties an early sign for mental disorder diagnosis and suicide prevention? A comparative study of individuals who died by suicide and control group

open access: yesChild and Adolescent Psychiatry and Mental Health, 2020
Background Suicide is the third leading cause of death worldwide among youth aged 10- to 19, and mental disorders are often associated in the etiology of suicidal behavior.
Fabienne Ligier   +5 more
doaj   +1 more source

A Privacy-Preserving Key Management Scheme with Support for Sybil Attack Detection in VANETs

open access: yesSensors, 2021
Vehicular ad hoc networks (VANETs) face two important and conflicting challenges with regards to security: preserve the privacy of vehicles in order to prevent malicious entities from tracking users and detect and remove bad actors that attempt to game ...
L. Ellen Funderburg, Im-Yeong Lee
doaj   +1 more source

Group Signature with Deniability: How to Disavow a Signature [PDF]

open access: yesIEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2016
Group signatures are a class of digital signatures with enhanced privacy. By using this type of signature, a user can sign a message on behalf of a specic group without revealing his identity, but in the case of a dispute, an authority can expose the identity of the signer.
Ai Ishida   +4 more
openaire   +2 more sources

Advances and Remaining Challenges in the Study of Influenza and Anthrax Infection in Lung Cell Culture

open access: yesChallenges, 2018
For over 30 years, immortalized lung cells have enabled researchers to elucidate lung-pathogen molecular interactions. However, over the last five years, numerous commercial companies are now providing affordable, ready-to-use primary lung cells for use ...
Joshua D. Powell, Timothy M. Straub
doaj   +1 more source

From Pandemic Preparedness to Biofuel Production: Tobacco Finds Its Biotechnology Niche in North America

open access: yesAgriculture, 2015
In 2012 scientists funded by the United States Defense Advanced Research Projects Agency (DARPA) produced 10 million doses of influenza vaccine in tobacco in a milestone deadline of one month.
Joshua D. Powell
doaj   +1 more source

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