Results 91 to 100 of about 549,878 (269)

SEAC: dynamic searchable symmetric encryption with lightweight update-search permission control

open access: yesCybersecurity
Sharing electronic protected health information (ePHI) is highly beneficial in public affairs. Constructing a cloud-assisted ePHI retrieval service represents a modern strategy that enhances cost-effectiveness and efficiency, making it a promising ...
Zhuobin Hu   +6 more
doaj   +1 more source

Group-Signature and Group Session Key Combined Safety Message Authentication Protocol for VANETs

open access: yesIEEE Access, 2019
Anonymous authentication has significant contribution to privacy protection in safety message dissemination for Vehicular Ad Hoc Networks (VANETs); however, it suffers from heavy workload of vehicle revocation check and message signature verification ...
Chunhua Zhang   +4 more
doaj   +1 more source

Practical Non-Interactive Searchable Encryption with Forward and Backward Privacy

open access: yesProceedings 2021 Network and Distributed System Security Symposium, 2021
Shifeng Sun 0001   +7 more
openaire   +2 more sources

Two‐Step Thermal Upcycling of Flexible Printed Circuit Board Waste Into Metallic Copper Nanoparticles: Synthesis and Characterization

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐step thermal upcycling process converts flexible printed circuit board waste into high‐purity copper nanoparticles using polymer degradation and arc discharge. The synthesized nanoparticles exhibit controlled morphology and high metal purity.
Bikesh S. Ghinangju   +2 more
wiley   +1 more source

Helicity‐Dependent All‐Optical Switching in Bi,Ga‐Substituted Rare‐Earth Iron Garnet Films Driven by Orbital Magnetic Moment

open access: yesAdvanced Optical Materials, EarlyView.
Helicity‐dependent all‐optical magnetization switching was demonstrated for the Bi‐ and Ga‐substituted rare‐earth (R) iron garnet crystal thin films (Bi,Ga:RIG; R = Eu3+, Nd3+, and Y3+). The efficiency followed the order EIG > NIG > YIG. These results show the correlation between 4f orbital moment (4f〈L〉) of R3+ and helicity‐dependent optical ...
Ayumu Hata   +7 more
wiley   +1 more source

The Economics of Privacy [PDF]

open access: yes
In this chapter, we review economic analyses of privacy. We begin by scrutinizing the "free market" argument against privacy regulation, and highlight why it may not work well for personal information because welfare may be non-monotone in the quantity ...
Hui, Kai-Lung, Png, Ivan P. L.
core   +2 more sources

RFID Tag Ownership Transfer Protocol with Retrospective Ability

open access: yesCybernetics and Information Technologies, 2015
Tag ownership transfer is an important process for RFID system. Besides the user needs to obtain the information concerning the quality of products in some scenarios, which are attached by tags.
Gan Yong, He Lei, Yin Yi-feng
doaj   +1 more source

Coherent Absorption Reveals Colors Hidden in a Grey Fabry–Pérot Cavity

open access: yesAdvanced Optical Materials, EarlyView.
A dielectric thin film shows colors depending on its thickness; this effect can be used to encode information normally accessible through single‐beam spectroscopy. We developed a method to conceal this kind of information, based on coating the dielectric with a matched conductor, that suppresses the color‐bearing thin‐film resonances.
Giuseppe E. Lio   +10 more
wiley   +1 more source

Continual Learning for Multimodal Data Fusion of a Soft Gripper

open access: yesAdvanced Robotics Research, EarlyView.
Models trained on a single data modality often struggle to generalize when exposed to a different modality. This work introduces a continual learning algorithm capable of incrementally learning different data modalities by leveraging both class‐incremental and domain‐incremental learning scenarios in an artificial environment where labeled data is ...
Nilay Kushawaha, Egidio Falotico
wiley   +1 more source

Privacy and Innovation [PDF]

open access: yes
Information and communication technology now enables firms to collect detailed and potentially intrusive data about their customers both easily and cheaply.
Avi Goldfarb, Catherine Tucker
core  

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