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Security and privacy in Direct Load Control (DLC) is a fundamental challenge in smart grids. In this paper, we propose a blockchain-based framework to increase security and privacy of DLC. We propose a method whereby participating nodes…

Cryptography and Security · Computer Science 2018-12-21 Ali Dorri , Fengji Luo , Salil S Kanhere , Raja Jurdak , Zhao Yang Dong

The adoption of decentralized, tamper-proof ledger systems is paving the way for new applications and opportunities in different contexts. While most research aims to improve their scalability, privacy, and governance issues,…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-05-29 Ivan Homoliak , Martin Perešíni , Patrik Holop , Jakub Handzuš , Fran Casino

Metaverse has rekindled human beings' desire to further break space-time barriers by fusing the virtual and real worlds. However, security and privacy threats hinder us from building a utopia. A metaverse embraces various techniques, while…

Cryptography and Security · Computer Science 2022-12-19 Minghui Xu , Yihao Guo , Qin Hu , Zehui Xiong , Dongxiao Yu , Xiuzhen Cheng

Inter-provider agreements are central to 6G networks, where administrative domains must securely and dynamically share services. To address the dual need for transparency and confidentiality, we propose a privacy-enabled hybrid blockchain…

Networking and Internet Architecture · Computer Science 2025-05-06 Farhana Javed , Josep Mangues-Bafalluy

We propose a framework for threshold cryptosystems under a permissionless-economic model in which the participants are rational profit-maximizing entities. To date, threshold cryptosystems have been considered under permissioned settings…

Cryptography and Security · Computer Science 2019-01-07 David Yakira , Ido Grayevsky , Avi Asayag

In recent years, permissionless blockchains have gained significant attention for their ability to secure and provide transparency in transactions. The development of blockchain technology has shifted from cryptocurrency to decentralized…

Cryptography and Security · Computer Science 2023-08-30 Talgar Bayan , Richard Banach

Recommender systems have been widely used in different application domains including energy-preservation, e-commerce, healthcare, social media, etc. Such applications require the analysis and mining of massive amounts of various types of…

This research article presents various design patterns for improving interoperability in Polkadot, a blockchain platform. These patterns include chain bridges, interoperability standards, common asset identifiers, governance agreements,…

Cryptography and Security · Computer Science 2023-05-01 Santiago Márquez Solís

Since the introduction of the first Bitcoin blockchain in 2008, different decentralized blockchain systems such as Ethereum, Hyperledger Fabric, and Corda, have emerged with public and private accessibility. It has been widely acknowledged…

Networking and Internet Architecture · Computer Science 2021-03-08 Mostafa Kazemi , Abbas Yazdinejad

In an era of heightened digital interconnectedness, businesses increasingly rely on third-party vendors to enhance their operational capabilities. However, this growing dependency introduces significant security risks, making it crucial to…

Cryptography and Security · Computer Science 2024-11-21 Deepti Gupta , Lavanya Elluri , Avi Jain , Shafika Showkat Moni , Omer Aslan

There are different kinds of blockchains, which have been applied in various areas. Blockchains are relatively independent systems that are apt to form isolated data islands. Then cross-chain interaction is proposed to connect different…

Cryptography and Security · Computer Science 2021-06-11 Hong Su

This study proposes a novel solution that provides secure interoperability for blockchains, which improves the overall scalability of the whole blockchain network. In our solution, a cross-chain task will build a one-time cross-blockchain…

Networking and Internet Architecture · Computer Science 2022-01-11 Keyang Liu , Yukio Ohsawa

Since the inception of Bitcoin, the distributed systems community has shown interest in the design of efficient blockchain systems. However, initial blockchain applications (like Bitcoin) attain very low throughput, which has promoted the…

Databases · Computer Science 2020-04-28 Suyash Gupta , Sajjad Rahnama , Mohammad Sadoghi

Blockchain enables novel, trustworthy Process-Aware Information Systems (PAISs) by enforcing the security, robustness, and traceability of operations. In particular, transparency ensures that all information exchanges are openly accessible,…

Cryptography and Security · Computer Science 2025-11-07 Alessandro Marcelletti , Edoardo Marangone , Michele Kryston , Claudio Di Ciccio

Known for its decentralized and tamper-aware properties, blockchain is attractive to enhance the infrastructure of systems that have been constrained by traditionally centralized and vendor-locked environments. Although blockchain has…

Cryptography and Security · Computer Science 2020-10-06 Peng Zhang , Douglas C. Schmidt , Jules White

Citizen records are scattered between different state organizations. It wastes time, effort, and resources for both citizen and organization to collect, maintain, and update records to fulfill citizen services. Interoperability is a key…

Computers and Society · Computer Science 2020-05-12 Mohammed Ghanem , Ali Alsoufi

There appears to be an insatiable desire for spawning new bespoke blockchains to harness the functionality provided by blockchain technologies, resulting in a constant stream of blockchain start-up companies entering the market with their…

Cryptography and Security · Computer Science 2019-03-25 Sandra Johnson , Peter Robinson , John Brainard

Blockchain protocols typically aspire to run in the permissionless setting, in which nodes are owned and operated by a large number of diverse and unknown entities, with each node free to start or stop running the protocol at any time. This…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-03-05 Andrew Lewis-Pye , Tim Roughgarden

In this paper we discuss a design philosophy for interoperable blockchain systems, using the design philosophy of the Internet architecture as the basis to identify key design principles. Several interoperability challenges are discussed in…

Cryptography and Security · Computer Science 2018-05-16 Thomas Hardjono , Alexander Lipton , Alex Pentland

While blockchains initially gained popularity in the realm of cryptocurrencies, their widespread adoption is expanding beyond conventional applications, driven by the imperative need for enhanced data security. Despite providing a secure…

Cryptography and Security · Computer Science 2024-12-10 Faisal Haque Bappy , Tarannum Shaila Zaman , Md Sajidul Islam Sajid , Mir Mehedi Ahsan Pritom , Tariqul Islam