IEEE International Conference on Blockchain and Cryptocurrency
14-17 May 2019 // Seoul, South Korea

Technical Session

※ All videos of this session are available in here

Wednesday, May 15, 2019
Technical Session 1: Blockchain-based Network Services
Chair: Sandip Chakraborty, IIT Kharagpur, India
Wed, May, 15, 8:30 AM – 9:45 AM, Main Hall
TS01-1 RouteChain: Towards Blockchain-based Secure and Efficient BGP Routing
Muhammad Saad, Afsah Anwar, Ashar Ahmad, Hisham Alasmary, Murat Yuksel, Aziz Mohaisen
University of Central Florida, USA
TS01-2 BlockONS: Blockchain based Object Name Service
Wondeuk Yoon1, Indal Choi2, Daeyoung Kim1
KAIST, Republic of Korea1
LG Electronics, Republic of Korea2
TS01-3 Trinity: A Byzantine Fault-Tolerant Distributed Publish-Subscribe System with Immutable Blockchain-based Persistence
Gowri Sankar Ramachandran1, Kwame-Lante Wright1, Licheng Zheng1, Pavas Navaney1, Muhammad Naveed1, Bhaskar Krishnamachari1, Jagjit Dhaliwal2
University of Southern California, USA1
County of Los Angeles, USA2
Technical Session 2: Blockchain Platforms
Chair: Kihyung Kim, Ajou University, Korea
Wed, May, 15, 11:15AM – 12:30PM, Main Hall
TS02-1 Incentives in Ethereum’s Hybrid Casper Protocol
Vitalik Buterin1, Daniel Reijsbergen2, Stefanos Leonardos2, Georgios Piliouras2
Ethereum Foundation, Switzerland1
Singapore University of Technology and Design, Singapore2
TS02-2 Quantum Bitcoin: An Anonymous, Distributed, and Secure Currency Secured by the No-Cloning Theorem of Quantum Mechanics
Jonathan Jogenfors
Linköping University, Sweden
TS02-3 A Solution for the Risk of Non-deterministic Transactions in Hyperledger Fabric
Shenbin Zhang1, Ence Zhou1, Bingfeng Pi1, Jun Sun1, Kazuhiro Yamashita2, Yoshihide Nomura2
Fujitsu Reasearch & Development Center Co., Ltd, P.R. China1
Fujitsu Laboratories, Japan2
Technical Session 3: Decentralized Trust
Chair: Andreas Veneris, University of Toronto, Canada
Wed, May, 15, 1:30PM – 2:45PM, Main Hall
TS03-1 Solving the Buyer and Seller’s Dilemma: A Dual-Deposit Escrow Smart Contract for Provably Cheat-Proof Delivery and Payment for a Digital Good without a Trusted Mediator
Aditya Asgaonkar, Bhaskar Krishnamachari
University of Southern California, USA
TS03-2 BANKLAVES: Concept for a Trustworthy Decentralized Payment Service for Bitcoin
Matthias Grundmann, Marc Leinweber, Hannes Hartenstein
Karlsruhe Institute of Technology, Germany
TS03-3 A Scalable Blockchain Approach for Trusted Computation and Verifiable Simulation in Multi-Party Collaborations
Ravi Kiran Raman1 2, Roman Vaculin2, Michael Hind2, Sekou L. Remy3, Eleftheria K. Pissadaki2, Nelson Kibichii Bore3, Roozbeh Daneshvar2, Biplav Srivastava2, Kush R. Varshney2
University of Illinois at Urbana-Champaign, USA1
IBM Research, USA2
IBM Research, Kenya3
Technical Session 4: Security
Chair: Christopher Harris, University of Northern Colorado, USA
Wed, May, 15, 4:45PM – 6:00PM, Main Hall
TS04-1 Mempool Optimization for Defending Against DDoS Attacks in PoW-based Blockchain Systems
Muhammad Saad1, Laurent Njilla2, Charles Kamhoua3, Joongheon Kim4, DaeHun Nyang5, Aziz Mohaisen1
University of Central Florida, USA1
Air Force Research Laboratory, USA2
Army Research Laboratory, USA3
Chung-Ang University, Republic of Korea4
Inha University, Republic of Korea5
TS04-2 Proof-of-Prestige: A Useful Work Reward System for Unverifiable Tasks
Michał Król, Alberto Sonnino, Mustafa Al-Bassam, Argyrios Tasiopoulos, Ioannis Psaras
University College London, United Kingdom
TS04-3 An Evaluation of Bitcoin Address Classification based on Transaction History Summarization
Yu-Jing Lin1, Po-Wei Wu1, Cheng-Han Hsu1, I-Ping Tu2, Shih-wei Liao1
National Taiwan University, Republic of China1
Academia Sinica, Taiwan2
Thursday, May 16, 2019
Technical Session 5: Information Sharing Applications
Chair: Gowri Ramachandran, University of Southern California, USA
Thu, May, 16, 11:15AM – 12:30PM, Main Hall
TS05-1 Promoting Distributed Trust in Machine Learning and Computational Simulation
Nelson Kibichii Bore1, Ravi Kiran Raman2 3, Isaac M. Markus1, Sekou L. Remy1, Oliver Bent1 4, Michael Hind2, Eleftheria K. Pissadaki2, Biplav Srivastava2, Roman Vaculin2
IBM Research, Kenya1
IBM Research, USA2
University of Illinois at Urbana-Champaign, USA3
University of Oxford, United Kingdom4
TS05-2 A Response to the United Nations CITES Blockchain Challenge: Incremental and Integrative PoA-based Permit Exchange
Anselm Busse1, Jacob Eberhardt1, Sebastian Frost1, Dong-Ha Kim1, Thore Weilbier1, Lukas Renner1, Matthias Roth2, Stefan Tai1
Technische Universität Berlin, Germany1
Adesso Schweiz AG, Switzerland2
TS05-3 A Blockchain-based Scientific Publishing Platform
Sina Rafati Niya1, Lucas Pelloni1, Severin Wullschleger1, Andreas Schaufelbühl1, Thomas Bocek2, Lawrence Rajendran3, Burkhard Stiller1
University of Zurich UZH, Switzerland1
HSR Hochschule für Technik Rapperswil, Switzerland2
Kings College London, United Kingdom3
Technical Session 6: Access Control Application
Chair: Laurie Lau, APATAS, Hongkong
Thu, May, 16, 1:30PM – 2:45PM, Main Hall
TS06-1 On Public Decentralized Ledger Oracles via a Paired-Question Protocol
Marco Merlini, Neil Veira, Ryan Berryhill, Andreas Veneris
University of Toronto, Canada
TS06-2 DAcc: Decentralized Ledger based Access Control for Enterprise Applications
Isaac Markus, Lei Xu, Subhod I, Nikhil Nayab
Conduent Technology Innovation, USA
TS06-3 Logging mechanism for cross-organizational collaborations using Hyperledger Fabric
Laurens Van Hoye, Pieter-Jan Maenhaut, Tim Wauters, Bruno Volckaert, Filip De Turck
Ghent University, Belgium
Technical Session 7: Distributed Consensus
Chair: Thomas Bocek, HSR Hochschule für Technik Rapperswil, Switzerland
Thu, May, 16, 4:45PM – 6:00PM, Main Hall
TS07-1 Scalable BFT Consensus Mechanism Through Aggregated Signature Gossip
Jieyi Long, Ribao Wei
Theta Labs, Inc, USA
TS07-2 Enforcing Fairness in Blockchain Transaction Ordering
Ariel Orda, Ori Rottenstreich
Technion and Orbs, Israel
TS07-3 Weighted Voting on the Blockchain: Improving Consensus in Proof of Stake Protocols
Stefanos Leonardos, Daniel Reijsbergen, Georgios Piliouras
Singapore University of Technology and Design, Singapore
Friday, May 17, 2019
Technical Session 8: Security Application
Chair: Wei Cai, The Chinese University of Hong Kong, Shenzhen, China
Fri, May, 17, 8:30AM – 9:45AM, Main Hall
TS08-1 Design of Trusted B2B Market Platforms using Permissioned Blockchains and Game Theory
Shivika Narang1, Megha Byali1, Pankaj Dayama2, Vinayaka Pandit2, Yadati Narahari1
Indian Institute of Science, India1
IBM Research, India2
TS08-2 Unleashing the Full Potential of Blockchain Technology for Security-Sensitive Business Applications
Alexander Marsalek1, Christian Kollmann2, Thomas Zefferer2, Peter Teufl2
Graz University of Technology, Austria1
A-SIT Plus GmbH, Austria2
Technical Session 9: Smart Contracts
Chair: Raja Jurdak, CSIRO, Australia
Fri, May, 17, 11:15AM – 12:30PM, Main Hall
TS09-1 Probabilistic Smart Contracts: Secure Randomness on the Blockchain
Krishnendu Chatterjee1, Amir Kafshdar Goharshady1, Arash Pourdamghani2
IST Austria, Austria1
Sharif University of Technology, Iran2
TS09-2 Verifiable Smart Contract Portability
Martin Westerkamp
Technical University of Berlin, Germany
TS09-3 Dispute Resolution for Smart Contract-based Two-Party Protocols
Eric Wagner, Achim Völker, Frederik Fuhrmann, Roman Matzutt,  Klaus Wehrle
RWTH Aachen University, Germany
Technical Session 10: Performance
Chair: Sejin Park, Keimyung University, Korea
Fri, May, 17, 1:30PM – 3:10PM, Main Hall
TS10-1 Churn in the Bitcoin Network: Characterization and Impact
Muhammad Anas Imtiaz, David Starobinski, Ari Trachtenberg, Nabeel Younis
Boston University, USA
TS10-2 Private Transaction Retrieval for Lightweight Bitcoin Client
Yankai Xie1 2, Chi Zhang1, Lingbo Wei1 2, Yukun Niu1, Faxing Wang1
University of Science and Technology of China, P. R. China1
Chinese Academy of Sciences, P. R. China2
TS10-3 Velocity: Scalability Improvements in Block Propagation Through Rateless Erasure Coding
Nakul Chawla, Hans Walter Behrens, Darren Tapp, Dragan Boscovic, K. Selçuk Candan
Arizona State University, USA
TS10-4 FastFabric: Scaling Hyperledger Fabric to 20,000 Transactions per Second
Christian Gorenflo1, Stephen Lee2, Lukasz Golab1, Srinivasan Keshav1
University of Waterloo, Canada1
University of Massachusetts, USA2
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