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Related papers: NuCypher KMS: Decentralized key management system

200 papers

Recent emergence of electronic culture uplifts healthcare facilities to a new era with the aid of wireless sensor network (WSN) technology. Due to the sensitiveness of medical data, austere privacy and security are inevitable for all parts…

Cryptography and Security · Computer Science 2008-12-18 Md. Mokammel Haque , Al-Sakib Khan Pathan , Choong Seon Hong

We propose and implement a software-defined network architecture that integrates the QKD SDN Controller within the QKD node, enabling it to use quantum keys to secure its communication with SDN agents while optimizing QKD-keys consumption.

Quantum Physics · Physics 2023-05-23 R. S. Tessinari , R. I. Woodward , A. J. Shields

The Secure SQL Server - SecSS, is a technology primarily developed to enable self-service governance of states, as described in (Paulin 2012). Self-service governance is a novel model of governance that rejects service-based public…

Computers and Society · Computer Science 2012-01-06 Alois Paulin

Cloud business intelligence is an increasingly popular choice to deliver decision support capabilities via elastic, pay-per-use resources. However, data security issues are one of the top concerns when dealing with sensitive data. In this…

Databases · Computer Science 2014-12-12 Varunya Attasena , Nouria Harbi , Jérôme Darmont

With the rapid development of quantum computers the currently secure cryptographic protocols may not stay that way. Quantum mechanics provides means to create an inherently secure communication channel that is protected by the laws of…

Popular Physics · Physics 2022-12-01 Andrew Frigyik

Trusted Computing is a security base technology that will perhaps be ubiquitous in a few years in personal computers and mobile devices alike. Despite its neutrality with respect to applications, it has raised some privacy concerns. We show…

Cryptography and Security · Computer Science 2007-05-23 Nicolai Kuntze , Andreas U. Schmidt

We propose a decentralized authentication system for networks of unmanned aerial vehicles. A blockchain-based public key infrastructure allows the usage of public key cryptography and public key based authentication protocols. The…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-14 Nicholas Jäger , Andreas Aßmuth

A verifiable multi-secret sharing (VMSS) scheme enables the dealer to share multiple secrets, and the deception of both participants and the dealer can be detected. After analyzing the security of VMSS schemes proposed by Mashhadi and…

Cryptography and Security · Computer Science 2019-06-12 Jing Yang , Fang-Wei Fu

Hydropower facilities are often remotely monitored or controlled from a centralized remote-control room. Additionally, major component manufacturers monitor the performance of installed components. While these communications enable…

Quantum Physics · Physics 2023-10-23 Adrien Green , Jeremy Lawrence , George Siopsis , Nicholas Peters , Ali Passian

In the next years the data transmission connections will constitute one of the principal tools of communication among cities, enterprises and public administration. With their enhanced connectivity, the systems and nets of information are…

Quantum Physics · Physics 2011-04-14 Fabio A. Bovino , Maurizio Giardina

This paper presents a condensed system architecture for a file transfer solution that leverages post quantum cryptography and blockchain to secure data against quantum threats. The architecture integrates NIST standardized algorithms…

Cryptography and Security · Computer Science 2025-04-11 Ernesto Sola-Thomas , Masudul H Imtiaz

A key pre-distribution scheme (KPS) based on multiple codewords of block codes is presented for wireless sensor networks. The connectivity and security of the proposed KPS, quantified in terms of probabilities of sharing common keys for…

Cryptography and Security · Computer Science 2014-07-28 Hamidreza Arjmandi , Farshad Lahouti

Storing data in the cloud poses a number of privacy issues. A way to handle them is supporting data replication and distribution on the cloud via a local, centrally synchronized storage. In this paper we propose to use an in-memory RDBMS…

Cryptography and Security · Computer Science 2011-09-19 Francesco Pagano , Davide Pagano

Authentication with username and password is becoming an inconvenient process for the user. End users typically have little control over their personal privacy, and data breaches effecting millions of users have already happened several…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-06-09 Zoltán András Lux , Dirk Thatmann , Sebastian Zickau , Felix Beierle

Quantum Key Distribution (QKD) promises information-theoretic security, yet integrating QKD into existing protocols like TLS remains challenging due to its fundamentally different operational model. In this paper, we propose a hybrid…

In recent years, Knowledge Management Systems (KMS) have drawn remarkable attention. However, there is no common understanding of how a knowledge management system should look like or where the corresponding research should be directed at.…

Other Computer Science · Computer Science 2020-04-22 Omar S. Al-Kadi

Quantum key distribution is a way to distribute secret keys to distant users with information theoretic security and key rates suitable for real-world applications. Its rate-distance figure, however, is limited by the natural loss of the…

Quantum Physics · Physics 2018-09-12 Kiyoshi Tamaki , Hoi-Kwong Lo , Wenyuan Wang , Marco Lucamarini

This paper presents an architecture, based on Distributed Ledger Technologies (DLTs) and Decentralized File Storage (DFS) systems, to support the use of Personal Information Management Systems (PIMS). DLT and DFS are used to manage data…

Cryptography and Security · Computer Science 2020-07-08 Mirko Zichichi , Stefano Ferretti , Gabriele D'Angelo

Decentralized systems are a subset of distributed systems where multiple authorities control different components and no authority is fully trusted by all. This implies that any component in a decentralized system is potentially…

Cryptography and Security · Computer Science 2022-01-17 Carmela Troncoso , Marios Isaakidis , George Danezis , Harry Halpin

This paper considers a new secure gradient coding problem with uncoded groupwise keys, formalized as a (K, N, N_r, M, S) secure gradient coding model, where a user aims to compute the sum of the gradients from K datasets with the assistance…

Information Theory · Computer Science 2026-04-15 Xudong You , Kai Wan , Xiang Zhang , Wenbo Huang , Robert Caiming Qiu , Giuseppe Caire