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Cloud computing is an evolving paradigm that is frequently changing the way humans share, store, and access their information in digital format. While cloud computing offers tremendous benefits (e.g., efficiency, flexibility, and reduced…

密码学与安全 · 计算机科学 2023-01-20 Tian Wang , Masooda Bashir

Distributed storage plays an essential role in realizing robust and secure data storage in a network over long periods of time. A distributed storage system consists of a data owner machine, multiple storage servers and channels to link…

量子物理 · 物理学 2016-07-05 Mikio Fujiwara , Atsushi Waseda , Ryo Nojima , Shiho Moriai , Wakaha Ogata , Masahide Sasaki

Blockchain and distributed ledger technologies (DLTs) facilitate decentralized computations across trust boundaries. However, ensuring complex computations with low gas fees and confidentiality remains challenging. Recent advances in…

密码学与安全 · 计算机科学 2026-02-12 Fernando Castillo , Jonathan Heiss , Sebastian Werner , Stefan Tai

While centralized servers pose a risk of being a single point of failure, decentralized approaches like blockchain offer a compelling solution by implementing a consensus mechanism among multiple entities. Merging distributed computing with…

密码学与安全 · 计算机科学 2024-03-29 Ji Liu , Chunlu Chen , Yu Li , Lin Sun , Yulun Song , Jingbo Zhou , Bo Jing , Dejing Dou

The abilities of traditional perimeter-based security architectures are rapidly decreasing as more enterprise assets are moved toward the cloud environment. From a security viewpoint, the Zero Trust framework can better track and block…

密码学与安全 · 计算机科学 2024-10-30 Ivana Kovacevic , Milan Stojkov , Milos Simic

This paper proposes a data privacy protection framework based on federated learning, which aims to realize effective cross-domain data collaboration under the premise of ensuring data privacy through distributed learning. Federated learning…

机器学习 · 计算机科学 2025-04-02 Yiwei Zhang , Jie Liu , Jiawei Wang , Lu Dai , Fan Guo , Guohui Cai

Pooling and sharing data increases and distributes its value. But since data cannot be revoked once shared, scenarios that require controlled release of data for regulatory, privacy, and legal reasons default to not sharing. Because…

Secure aggregation, which is a core component of federated learning, aggregates locally trained models from distributed users at a central server. The ``secure'' nature of such aggregation consists of the fact that no information about the…

信息论 · 计算机科学 2023-02-01 Kai Wan , Xin Yao , Hua Sun , Mingyue Ji , Giuseppe Caire

Compute infrastructure hosted by a cloud provider allows an application to scale without limit. The application developer no longer needs to worry about the up-front investment in a server farm provisioned for a worst-case load scenario.…

分布式、并行与集群计算 · 计算机科学 2022-06-16 Michael Howard

Thanks to the advances in machine learning, data-driven analysis tools have become valuable solutions for various applications. However, there still remain essential challenges to develop effective data-driven methods because of the need to…

密码学与安全 · 计算机科学 2020-04-02 Gihan J. Mendis , Yifu Wu , Jin Wei , Moein Sabounchi , Rigoberto Roche'

When working with joint collections of confidential data from multiple sources, e.g., in cloud-based multi-party computation scenarios, the ownership relation between data providers and their inputs itself is confidential information.…

密码学与安全 · 计算机科学 2020-02-14 Kilian Becher , Thorsten Strufe

Cloud computing is significantly reshaping the computing industry built around core concepts such as virtualization, processing power, connectivity and elasticity to store and share IT resources via a broad network. It has emerged as the…

密码学与安全 · 计算机科学 2017-10-24 Obinna Ethelbert , Faraz Fatemi Moghaddam , Philipp Wieder , Ramin Yahyapour

Threat information sharing is considered as one of the proactive defensive approaches for enhancing the overall security of trusted partners. Trusted partner organizations can provide access to past and current cybersecurity threats for…

密码学与安全 · 计算机科学 2021-12-21 Hisham Ali , Pavlos Papadopoulos , Jawad Ahmad , Nikolaos Pitropakis , Zakwan Jaroucheh , William J. Buchanan

It is not an easy task to securely maintain all essential data where it has the need in many applications for clients in cloud. To maintain our data in cloud, it may not be fully trustworthy because client doesn't have copy of all stored…

分布式、并行与集群计算 · 计算机科学 2011-11-11 C. Dinesh

Federated learning is a decentralized machine learning paradigm that allows multiple clients to collaborate by leveraging local computational power and the models transmission. This method reduces the costs and privacy concerns associated…

机器学习 · 计算机科学 2023-07-03 Bipin Chhetri , Saroj Gopali , Rukayat Olapojoye , Samin Dehbash , Akbar Siami Namin

Collaborative cybersecurity relies on organizations sharing information to boost security, but trust management is a key concern. Decentralized solutions like distributed ledgers, particularly blockchain, are crucial for eliminating single…

密码学与安全 · 计算机科学 2024-03-08 Loïc Miller , Marc-Oliver Pahl

As cloud services become central in an increasing number of applications, they process and store more personal and business-critical data. At the same time, privacy and compliance regulations such as GDPR, the EU ePrivacy regulation, PCI,…

密码学与安全 · 计算机科学 2020-12-22 Immanuel Kunz , Valentina Casola , Angelika Schneider , Christian Banse , Julian Schütte

As large-scale quantum computers become a reality, they will likely exist as centralized cloud resources accessible to a broad user base. Securely delegating private quantum computations to untrusted servers is therefore a foundational…

量子物理 · 物理学 2025-09-29 Sanidhya Gupta , Ankur Raina

Unmanned aerial vehicles (UAVs) have the potential to establish flexible and reliable emergency networks in disaster sites when terrestrial communication infrastructures go down. Nevertheless, potential security threats may occur on UAVs…

多智能体系统 · 计算机科学 2022-11-24 Yuntao Wang , Zhou Su , Qichao Xu , Ruidong Li , Tom H. Luan , Pinghui Wang

The digital identity problem is a complex one in large part because it involves personal data, the algorithms which compute reputations on the data and the management of the identifiers that are linked to personal data. The reality of today…

密码学与安全 · 计算机科学 2019-06-11 Thomas Hardjono