※ 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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 |
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| 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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