A Preliminary Approach of Blockchain Technology in Supply Chain System. - Sandi Rahmadika; Bruno Joachim Kweka; Cho Nwe Zin Latt; Kyung-Hyune Rhee (ICDM Workshops, 2018)

Preliminary of Selfish Mining Strategy on the Decentralized Model of Personal Health Information. - Sandi Rahmadika; Kyung-Hyune Rhee (MUE/FutureTech, 2018)

Toward Privacy-Preserving Shared Storage in Untrusted Blockchain P2P Networks. - Sandi Rahmadika; Kyung-Hyune Rhee (Wirel. Commun. Mob. Comput., 2019)

Reliable Collaborative Learning with Commensurate Incentive Schemes. - Sandi Rahmadika; Kyung-Hyune Rhee (Blockchain, 2020)

The Dilemma of Parameterizing Propagation Time in Blockchain P2P Network. - Sandi Rahmadika; Si-Wan Noh; Kyeongmo Lee; Bruno Joachim Kweka; Kyung-Hyune Rhee (J. Inf. Process. Syst., 2020)

Unlinkable Collaborative Learning Transactions: Privacy-Awareness in Decentralized Approaches. - Sandi Rahmadika; Kyung-Hyune Rhee (IEEE Access, 2021)

PDPM: A Patient-Defined Data Privacy Management with Nudge Theory in Decentralized E-Health Environments. - Seolah Jang; Sandi Rahmadika; Sang Uk Shin; Kyung-Hyune Rhee (IEICE Trans. Inf. Syst., 2021)

Enhancing data privacy through a decentralised predictive model with blockchain-based revenue. - Sandi Rahmadika; Kyung-Hyune Rhee (Int. J. Ad Hoc Ubiquitous Comput., 2021)

An Investigation of Pseudonymization Techniques in Decentralized Transactions. - Sandi Rahmadika; Muhammad Firdaus; Yong-Hwan Lee; Kyung-Hyune Rhee (J. Internet Serv. Inf. Secur., 2021)

A Data Provenance System for Myanmar Rice Cycle Based on Ethereum Blockchain. - Cho Nwe Zin Latt; Sandi Rahmadika; Kyung-Hyune Rhee (J. Multim. Inf. Syst., 2021)

Blockchain-Enabled 5G Edge Networks and Beyond: An Intelligent Cross-Silo Federated Learning Approach. - Sandi Rahmadika; Muhammad Firdaus; Seolah Jang; Kyung-Hyune Rhee (Secur. Commun. Networks, 2021)

Decentralized Trusted Data Sharing Management on Internet of Vehicle Edge Computing (IoVEC) Networks Using Consortium Blockchain. - Muhammad Firdaus; Sandi Rahmadika; Kyung-Hyune Rhee (Sensors, 2021)

Recent Challenges in a New Distributed Learning Paradigm. - Sandi Rahmadika; Bayu Ramadhani Fajri; Geovanne Farell; Ahmaddul Hadi; Khairi Budayawan (MobiSec, 2022)

A Note on Enactment of Blockchain for HACCP-based Cooperative Model. - Ajung Im; Sandi Rahmadika; Yong-Hwan Lee; Bonam Kim; Ilsun You (J. Internet Serv. Inf. Secur., 2022)

Obscuring Transaction Information in Decentralized P2P Wireless Networks. - Ahmaddul Hadi; Sandi Rahmadika; Bayu Ramadhani Fajri; Geovanne Farell; Khairi Budayawan; Wiki Lofandri (IEEE Access, 2023)

Blockchain-Based Privacy Preservation Scheme for Misbehavior Detection in Lightweight IoMT Devices. - Sandi Rahmadika; Philip Virgil Astillo; Gaurav Choudhary; Daniel Gerbi Duguma; Vishal Sharma 001; Ilsun You (IEEE J. Biomed. Health Informatics, 2023)