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Bluetooth is a communication technology used to wirelessly exchange data between devices. In the last few years there have been found a great number of security vulnerabilities, and adversaries are taking advantage of them causing harm and…

密码学与安全 · 计算机科学 2022-11-15 Athanasios Kalogiratos , Ioanna Kantzavelou

Blockchain technology has become a thriving topic in the last years, making possible to transform old-fashioned operations to more fast, secured, and cheap approaches. In this study we explore the potential of blockchain for biometrics,…

密码学与安全 · 计算机科学 2019-03-21 Oscar Delgado-Mohatar , Julian Fierrez , Ruben Tolosana , Ruben Vera-Rodriguez

Digital identity is unsolved: after many years of research there is still no trusted communication over the Internet. To provide identity within the context of mutual distrust, this paper presents a blockchain-based digital identity…

分布式、并行与集群计算 · 计算机科学 2018-06-07 Quinten Stokkink , Johan Pouwelse

In this paper, we demonstrate how Hyperledger Fabric, one of the most popular permissioned blockchains, can benefit from network-attached acceleration. The scalability and peak performance of Fabric is primarily limited by the bottlenecks…

分布式、并行与集群计算 · 计算机科学 2021-09-22 Haris Javaid , Ji Yang , Nathania Santoso , Mohit Upadhyay , Sundararajarao Mohan , Chengchen Hu , Gordon Brebner

In this paper, we propose a blockchain-based computing verification protocol, called EntrapNet, for distributed shared computing networks, an emerging underlying network for many internet of things (IoT) applications. EntrapNet borrows the…

密码学与安全 · 计算机科学 2021-05-04 Chong Li , Lei Zhang , Serbiao Fang

Blockchain is a distributed ledger, which is protected against malicious modifications by means of cryptographic tools, e.g. digital signatures and hash functions. One of the most prominent applications of blockchains is cryptocurrencies,…

密码学与安全 · 计算机科学 2019-12-20 E. O. Kiktenko , M. A. Kudinov , A. K. Fedorov

Credential fraud is a widespread practice that undermines investment and confidence in higher education systems and bears significant economic and social costs. Legacy credential verification systems are typically time-consuming, costly,…

密码学与安全 · 计算机科学 2019-12-17 Aamna Tariq , Hina Binte Haq , Syed Taha Ali

Blockchain technology has emerged as one of the most transformative digital innovations of the 21st century. This paper presents a comprehensive review of blockchain's fundamental architecture, tracing its development from Bitcoin's initial…

密码学与安全 · 计算机科学 2025-05-14 Aditya Pratap Singh

A new type of watermarks for handwritten black-white documents is suggested. Insertion of the watermark in a document minimizes distortion of the latter. The method is intended for validation of handwritten records placed in blockchain…

密码学与安全 · 计算机科学 2019-01-11 Rustam Latypov , Evgeni Stolov

This paper introduces a three-point biometric authentication system for a blockchain-based decentralized identity network. We use existing biometric authentication systems to demonstrate the unique noise fingerprints that belong to each…

密码学与安全 · 计算机科学 2024-09-10 Sarah A. Flanery , Christiana Chamon

Auditing provides an essential security control in computer systems, by keeping track of all access attempts, including both legitimate and illegal access attempts. This phase can be useful to the context of audits, where eventual…

密码学与安全 · 计算机科学 2020-06-09 Sara Rouhani , Rafael Belchior , Rui S. Cruz , Ralph Deters

Edge computing-based Next-Generation Wireless Networks (NGWN)-IoT offer enhanced bandwidth capacity for large-scale service provisioning but remain vulnerable to evolving cyber threats. Existing intrusion detection and prevention methods…

密码学与安全 · 计算机科学 2026-01-27 Yazan Otoum , Arghavan Asad , Amiya Nayak

A myriad of authentication mechanisms embody a continuous evolution from verbal passwords in ancient times to contemporary multi-factor authentication. Nevertheless, digital asset heists and numerous identity theft cases illustrate the…

密码学与安全 · 计算机科学 2024-06-27 Marwa Mouallem , Ittay Eyal

In today's world, secure and efficient biometric authentication is of keen importance. Traditional authentication methods are no longer considered reliable due to their susceptibility to cyber-attacks. Biometric authentication, particularly…

密码学与安全 · 计算机科学 2023-10-31 Pranay Kothari , Deepak Chopra , Manjot Singh , Shivam Bhardwaj , Rudresh Dwivedi

The development of quantum information platforms such as quantum computers and quantum simulators that will rival classical Turing computations are typically viewed as a threat to secure data transmissions and therefore to crypto-systems…

量子物理 · 物理学 2018-03-01 Kirill P. Kalinin , Natalia G. Berloff

Access to the system resources. The current access control systems face many problems, such as the presence of the third-party, inefficiency, and lack of privacy. These problems can be addressed by blockchain, the technology that received…

密码学与安全 · 计算机科学 2019-08-23 Sara Rouhani , Ralph Deters

Securities exchange being digitalised and online, security of information and data has become a major concern. Blockchain (BC) technology, being distributed and immutable in nature, has proved to the "Trust Machine" eliminating the need for…

计算机与社会 · 计算机科学 2018-07-04 Mahdi H. Miraz , David C. Donald

Blockchain transactions are signed by private keys. Secure key storage and tamper-proof computers are essential requirements for deploying a trusted infrastructure. In this paper, we identify some threats against blockchain wallets and…

密码学与安全 · 计算机科学 2023-03-31 Pascal Urien

There has been increasing interest in the potential of blockchain in enhancing the security of devices and systems, such as Internet of Things (IoT). In this paper, we present a blockchain-based IoT security architecture, IoTchain. The…

密码学与安全 · 计算机科学 2026-01-08 Zijian Bao , Wenbo Shi , Debiao He , Kim-Kwang Raymond Chood

Blockchain is a popular method to ensure security for trusted systems. The benefits include an auditable method to provide decentralized security without a trusted third party, but the drawback is the large computational resources needed to…

分布式、并行与集群计算 · 计算机科学 2019-10-24 Erik Blasch , Ronghua Xu , Yu Chen , Genshe Chen , Dan Shen