Blockchain-Based Federated Learning System: A Survey on Design Choices by Yustus Eko Oktian, Sang-Gon Lee

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Building Trusted Federated Learning on Blockchain by Yustus Eko Oktian, Brian Stanley, Sang-Gon Lee

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RealPrice: Blockchain-Powered Real-Time Pricing for Software-Defined Enabled Edge Network by Yustus Eko Oktian, Thi-Thu-Huong Le, Uk Jo, Howon Kim

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Design and Implementation of Blockchain-Based Office Attendance System by Yustus Eko Oktian

“…We create an Attendance Smart Contract that will run on the Ethereum blockchain. …”
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Blockchain-Powered Bandwidth Trading on SDN-Enabled Edge Network by Yustus Eko Oktian, Thi-Thu-Huong Le, Uk Jo, Howon Kim

“…SDN automates the bandwidth trading executions from the ISP side and reduces the opex. Meanwhile, the smart contract is a trusted platform for building a trading marketplace where buyers, sellers, and SDN controllers can negotiate the trading terms. …”
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A Conceptual Architecture in Decentralizing Computing, Storage, and Networking Aspect of IoT Infrastructure by Yustus Eko Oktian, Elizabeth Nathania Witanto, Sang-Gon Lee

“…In particular, we employ the blockchain and smart contract to provide a secure computing platform. …”
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SIGNORA: A Blockchain-Based Framework for Dataflow Integrity Provisioning in an Untrusted Data Pipeline by Yustus Eko Oktian, Shinwook Heo, Howon Kim

“…Furthermore, the cost of smart contract methods has also been analyzed, and several off-chain solutions have been addressed to reduce transaction costs. …”
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Toward Data Integrity Architecture for Cloud-Based AI Systems by Elizabeth Nathania Witanto, Yustus Eko Oktian, Sang-Gon Lee

“…Smart contracts are used to automate policy enforcement, keep track of data integrity, and prevent data forgery. …”
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Hierarchical Multi-Blockchain Architecture for Scalable Internet of Things Environment by Yustus Eko Oktian, Sang-Gon Lee, Hoon Jae Lee

“…Many researchers challenge the possibility of using blockchain and smart contracts to disrupt the Internet of Things (IoT) architecture because of their security and decentralization guarantees. …”
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A Blockchain-Based OCF Firmware Update for IoT Devices by Elizabeth Nathania Witanto, Yustus Eko Oktian, Sang-Gon Lee, Jin-Heung Lee

“…We implemented our protocol using Raspberry Pi hardware and Ethereum-based blockchain with the smart contracts to record metadata of the manufacturer’s firmware updates. …”
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