Results 71 to 80 of about 48,518 (327)

Property Preserving Symmetric Encryption Revisited [PDF]

open access: yes, 2015
At EUROCRYPTi¾?2012 Pandey and Rouselakis introduced the notion of property preserving symmetric encryption which enables checking for a property on plaintexts by running a public test on the corresponding ciphertexts. Their primary contributions are: i a separation between 'find-then-guess' and 'left-or-right' security notions; ii a concrete ...
Sanjit Chatterjee, M. Prem Laxman Das
openaire   +2 more sources

Imaging of Biphoton States: Fundamentals and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum states of two photons exhibit a rich polarization and spatial structure, which provides a fundamental resource of strongly correlated and entangled states. This review analyzes the physics of these intriguing properties and explores the various techniques and technologies available to measure them, including the state of the art of their ...
Alessio D'Errico, Ebrahim Karimi
wiley   +1 more source

Research on symmetric fuzzy search of medical data outsourcing system under intelligent network

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
Intelligent networks have developed rapidly in various fields of the world today. As a popular network technology, they have broad application prospects in the fields of telemedicine and health monitoring. The application of this technology has important
Huiqi Zhao   +3 more
doaj   +1 more source

Privacy-Preserving Genetic Relatedness Test [PDF]

open access: yes, 2016
An increasing number of individuals are turning to Direct-To-Consumer (DTC) genetic testing to learn about their predisposition to diseases, traits, and/or ancestry. DTC companies like 23andme and Ancestry.com have started to offer popular and affordable
De Cristofaro, Emiliano   +2 more
core   +1 more source

Nanothermometry in Living Cells: Physical Limits, Conceptual and Material Challenges

open access: yesAdvanced Functional Materials, EarlyView.
Heat and temperature are fundamental to life. When nanothermometers began probing regions as small as a living cell, they triggered controversial claims of large intracellular temperature gradients. We review physical constraints energy‐conservation, entropy production, thermodynamic fluctuations, and molecular dynamics.
Taras Plakhotnik
wiley   +1 more source

Quantum cryptography: a practical information security perspective [PDF]

open access: yes, 2009
Quantum Key Exchange (QKE, also known as Quantum Key Distribution or QKD) allows communicating parties to securely establish cryptographic keys. It is a well-established fact that all QKE protocols require that the parties have access to an authentic ...
Paterson, Kenneth G.   +2 more
core   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Tight Tradeoffs in Searchable Symmetric Encryption

open access: yesJournal of Cryptology, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Gilad Asharov   +2 more
openaire   +2 more sources

Photon Avalanching Nanoparticles: The Next Generation of Upconverting Nanomaterials?

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective outlines the mechanistic foundations that enable photon‐avalanche (PA) behavior in lanthanide nanomaterials and contrasts them with emerging application spaces and forward‐looking design strategies. By bridging threshold engineering, energy‐transfer dynamics, and materials engineering, we provide a coherent roadmap for advancing the ...
Kimoon Lee   +7 more
wiley   +1 more source

Designing Advanced Cryptographic Solutions for Cloud Storage Security through Dual-Layer Encryption Protocols

open access: yesProceedings of the International Conference on Applied Innovations in IT
This paper presents a novel hybrid cryptosystem combining ElGamal and ChaCha20-Poly1305 for securing data in cloud storage environments. Elgamal, an asymmetric encryption algorithm is utilized for secure key exchange to ensure the safe transmission of ...
Paul Kobina Arhin Jnr   +3 more
doaj   +1 more source

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