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Related papers: NuCypher KMS: Decentralized key management system

200 papers

Blockchain-based decentralized identity management provides a promising solution to improve the security and privacy of healthcare systems and make them scalable. Traditional Identity Management Systems are centralized, which makes them…

Cryptography and Security · Computer Science 2023-08-01 Arnaf Aziz Torongo , Mohsen Toorani

The usage of different technologies and smart devices helps people to get medical services remotely for multiple benefits. Thus, critical and sensitive data is exchanged between a user and a doctor. When health data is transmitted over a…

Cryptography and Security · Computer Science 2021-10-20 Trupil Limbasiya , Sanjay K. Sahay , Bharath Sridharan

Decentralization for data storage is a challenging problem for blockchain-based solutions as the blocksize plays the key role for scalability. In addition, specific requirements of multimedia data calls for various changes in the blockchain…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-03-15 Suayb S. Arslan , Turguy Goker

The recent spades of cyber security attacks have compromised end users' data safety and privacy in Medical Cyber-Physical Systems (MCPS). Traditional standard encryption algorithms for data protection are designed based on a viewpoint of…

Cryptography and Security · Computer Science 2019-04-18 Han Qiu , Meikang Qiu , Meiqin Liu , Gerard Memmi

Emerging high performance non-volatile memories recall the importance of efficient file system design. To avoid the virtual file system (VFS) and syscall overhead as in these kernel-based file systems, recent works deploy file systems…

Operating Systems · Computer Science 2019-08-29 Youmin Chen , Youyou Lu , Bohong Zhu , Jiwu Shu

The creation of TMIS (Telecare Medical Information System) makes it simpler for patients to receive healthcare services and opens up options for seeking medical attention and storing medical records with access control. With Wireless…

Cryptography and Security · Computer Science 2023-06-26 Diksha , Meenakshi

Quantum key distribution is an effective encryption technique which can be used to perform secure quantum communication between satellite and ground stations. Quantum cryptography enhances security in various networks such as optical fibers…

Quantum Physics · Physics 2018-07-20 Vishal Sharma , Subhashish Banerjee

The emergence of quantum computing poses a fundamental threat to current public key cryptographic systems. This threat is necessitating a transition to quantum resistant cryptographic alternatives in all the applications. In this work, we…

Cryptography and Security · Computer Science 2026-01-22 Aditi Gandhi , Aakankshya Das , Aswani Kumar Cherukuri

Biometric authentication has become integral to digital identity systems, particularly in smart cities where it en-ables secure access to services across governance, trans-portation, and public infrastructure. Centralised archi-tectures,…

Cryptography and Security · Computer Science 2026-01-09 Tooba Qasim , Vasilios A. Siris , Izak Oosthuizen , Muttukrishnan Rajarajan , Sujit Biswas

The work presents a solution for completely decentralized data management systems in geographically distributed environments with administratively unrelated or loosely related user groups and in conditions of partial or complete lack of…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-12-21 Andrey Demichev , Alexander Kryukov

Quantum key distribution (QKD) networks hold promise for sharing secure randomness over multi-partities. Most existing QKD network schemes and demonstrations are based on trusted relays or limited to point-to-point scenario. Here, we…

Quantum Physics · Physics 2020-09-30 Wen-Fei Cao , Yi-Zheng Zhen , Yu-Lin Zheng , Shuai Zhao , Feihu Xu , Li Li , Zeng-Bing Chen , Nai-Le Liu , Kai Chen

Quantum key distribution (QKD) constitutes the most widespread family of information preservation techniques in the context of Quantum Cryptography. However, these techniques must deal with a series of technological challenges that prevent…

General Physics · Physics 2022-05-06 Mario Mastriani

Many users would prefer the privacy of end-to-end encryption in their online communications if it can be done without significant inconvenience. However, because existing key distribution methods cannot be fully trusted enough for automatic…

Cryptography and Security · Computer Science 2013-12-02 Stuart Heinrich

Managing cryptographic keys can be a complex task for an enterprise and particularly difficult to scale when an increasing number of users and applications need to be managed. In order to address scalability issues, typical IT…

Cryptography and Security · Computer Science 2021-09-22 Levgeniia Kuzminykh , Bogdan Ghita , Stavros Shiaeles

As an extension of quantum key distribution, secure communication among multiple users is an essential task in a quantum network. When the quantum network structure becomes complicated with a large number of users, it is important to…

Quantum Physics · Physics 2023-02-13 Hongyi Zhou , Kefan Lv , Longbo Huang , Xiongfeng Ma

Cloud computing and distributed computing are becoming ubiquitous in many modern control systems such as smart grids, building automation, robot swarms or intelligent transportation systems. Compared to "isolated" control systems, the…

Systems and Control · Electrical Eng. & Systems 2021-09-01 M. Schulze Darup , A. B. Alexandru , D. E. Quevedo , G. J. Pappas

Under Know Your Customer (KYC) regulations, financial institutions are required to verify the identity and assess the trustworthiness of any new client during on-boarding, and maintain up-to-date records for risk management. These processes…

Cryptography and Security · Computer Science 2020-01-07 Constantin Cătălin Drăgan , Mark Manulis

Mediated semi-quantum key distribution involves the use of two end-users who have very restricted, almost classical, capabilities, who wish to establish a shared secret key using the help of a fully-quantum server who may be adversarial. In…

Quantum Physics · Physics 2022-05-25 Julia Guskind , Walter O. Krawec

Knowledge management systems (KMS) are in high demand for industrial researchers, chemical or research enterprises, or evidence-based decision making. However, existing systems have limitations in categorizing and organizing paper insights…

Databases · Computer Science 2022-11-07 Baihan Lin

Telecare medical information systems (TMIS) aim to provide healthcare services remotely. Efficient and secure mechanism for authentication and key agreement is required in order to guarantee the security and privacy of patients in TMIS.

Cryptography and Security · Computer Science 2017-01-02 Gaopeng Jian , Rongquan Feng