| 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 | |
| Poster Session 1 – Chair: TBD | |
| Wed, May, 15, 9:45 AM – 10:15 AM, Lobby | |
| PS01-1 | Energy-recycling Blockchain with Proof-of-Deep-Learning |
| Changhao Chenli, Boyang Li, Yiyu Shi, Taeho Jung | |
| University of Notre Dame, USA | |
| PS01-2 | CaIV: Cast-as-Intended Verifiability in Blockchain-based Voting |
| Raphael Matile, Bruno Rodrigues, Eder Scheid, Burkhard Stiller | |
| University of Zurich UZH, Switzerland | |
| PS01-3 | Increasing Trust in Tor Node List Using Blockchain |
| Luk´aˇs Hellebrandt, Ivan Homoliak, Kamil Malinka, Petr Han´aˇcek | |
| Brno University of Technology, Czech Republic | |
| PS01-4 | A Fault Resilient Consensus Protocol for Large Permissioned Blockchain Networks |
| Chander G1, Pralhad Deshpande2, Sandip Chakraborty3 | |
| IBM Research, India1 | |
| Anquan Capital, Singapore2 | |
| IIT Kharagpur, India3 | |
| PS01-5 | Towards Human-readable Smart Contracts |
| Felix Franz1, Tobias Fertig1, Andreas E. Sch¨utz1, Henry Vu2 | |
| University of Applied Sciences W¨urzburg-Schweinfurt, Germany1 | |
| PENTASYS AG, Germany2 | |
| 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, 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 | |
| Poster Session 2 – Chair: TBD | |
| Wed, May, 15, 4:15PM – 4:45PM, Lobby | |
| PS02-1 | MTFS: Merkle-Tree-Based File System |
| Jia Kan, Kyeong Soo Kim | |
| Xi’an Jiaotong-Liverpool University, China | |
| PS02-2 | A Payment Channel Based Hybrid Decentralized Ethereum Token Exchange |
| Xuan Luo1, Wei Cai2, Zehua Wang1, Xiuhua Li1, Victor C. M. Leung1 | |
| University of British Columbia, Canada1 | |
| The Chinese University of Hong Kong, Shenzhen, China2 | |
| PS02-3 | Improving Vendor-managed Inventory Strategy Based on Internet of Things (IoT) Applications and Blockchain Technology |
| Tom Dasaklis, Fran Casino | |
| University of Piraeus, Greece | |
| PS02-4 | Permissionless Blockchains and Secure Logging |
| Chunpeng Ge1, Siwei Sun2, Pawel Szalachowski1 | |
| Singapore University of Technology and Design, Singapore1 | |
| Data Assurance and Communication Security Research Center, China2 | |
| PS02-5 | Peer-to-Peer EngergyTrade: A Distributed Private Energy Trading Platform |
| Ali Dorri1 2, Ambrose Hill1 2, Salil Kanhere1, Raja Jurdak2, Fengji Luo3, Zhao Yang Dong1 | |
| UNSW, Australia1 | |
| DATA61 CSIRO, Australia2 | |
| University of Sydney, Australia3 | |
| PS02-6 | Transparent Logging with Hyperledger Fabric |
| Christian Schaefer, Christine Edman | |
| Ericsson AB, Sweden | |
| 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 | |
| Poster Session 3 – Chair: TBD | |
| Wed, May, 15, 6:00PM – 8:00PM, Main Hall | |
| PS03-1 | Detection of Tampered Images Using Blockchain Technology |
| Nour Jnoub, Wolfgang Klas | |
| University of Vienna, Austria | |
| PS03-2 | Digitizing Invoice and Managing VAT Payment Using Blockchain Smart Contract |
| Van-Cam NGUYEN1, Hoai-Luan PHAM2, Thi-Hong TRAN2, Huu-Thuan HUYNH1, Yasuhiko NAKASHIMA2 | |
| Vietnam National University, Vietnam1 | |
| Nara Institute of Science and Technology, Japan2 | |
| PS03-3 | Lottery DApp from Multi-Randomness Extraction |
| Yu-Chi Chen, Song-Yi Hsu, Ting-Wei Chang, Ting-Wei Wu | |
| Yuan Ze University, Taiwan | |
| PS03-4 | Towards Blockchain Interoperability: Improving Video Games Data Exchange |
| Léo Besançon, Catarina Ferreira Da Silva, Parisa Ghodous | |
| Université Claude Bernard Lyon 1, France | |
| PS03-5 | FPGALedger: FPGA based Decentralized Ledger for Enterprise Applications |
| Han-Yee Kim1, Lei Xu2, Weidong Shi3, Taeweon Suh1 | |
| Korea University, Republic of Korea1 | |
| Conduent Technology Innovation, USA2 | |
| University of Houston, USA3 | |
| PS03-6 | The Design of a Mobile Number Portability System on a Permissioned Private Blockchain Platform |
| Dilip Krishnaswamy, Kanchan Chauhan, Aayush Bhatnagar, Shailesh Jha, Shobhit Srivastava, Dipender Bhamrah, Manish Prasad | |
| Reliance Jio Infocomm, India | |
| Thursday, May 16, 2019 | |
| Short Paper Session: Blockchain & Cryptocurrency Chair: Mariusz Nowostawski, Norwegian University of Science and Technology, Norway |
|
| Thu, May, 16, 8:30AM – 9:45AM, Main Hall | |
| SS01-1 | Enhancing Engagement in Token-Curated Registries via an Inflationary Mechanism |
| Yi Lucy Wang, Bhaskar Krishnamachari | |
| University of Southern California, USA | |
| SS01-2 | Standardising smart contracts: Automatically inferring ERC standards |
| Robert Norvill1, Beltran Borja Fiz Pontiveros1, Radu State1, Andrea Cullen2 | |
| University of Luxembourg, Luxemburg1 | |
| University of Bradford, United Kingdom2 | |
| SS01-3 | Proof of Delivery in a Trustless Network |
| Kyle Park1, Kideok Cho1, Dookyoon Han1, Ted Taekyoung Kwon2, Sangheon Pack3 | |
| Network Defines, Inc., Republic of Korea1 | |
| Seoul National University, Republic of Korea2 | |
| Korea University, Republic of Korea3 | |
| SS01-4 | Formal Verification of Token Economy Models |
| O.Letychevskyi1, M.Poltoratzkyi2, V.Peschanenko1, P.Kovalenko3, V.Radchenko1, S.Mogylko3 | |
| Garuda AI B.V., Netherlands1 | |
| Kherson State University, Ukraine2 | |
| Skillonomy, Ukraine3 | |
| SS01-5 | Elasticoin: Low-Volatility Cryptocurrency with Proofs of Sequential Work |
| Yuhao Dong, Raouf Boutaba | |
| University of Waterloo, Canada | |
| Poster Session 4 – Chair: TBD | |
| Thu, May, 16, 9:45AM – 10:15AM, Lobby | |
| PS04-1 | Sora: A Decentralized Autonomous Economy |
| Makoto Takemiya | |
| Soramitsu Co., Ltd., Japan | |
| PS04-2 | Blockchain based Proxy Re-Encryption Scheme for Secure IoT Data Sharing |
| Ahsan Manzoor1, Madhsanka Liyanage1 2, An Braeken3, Salil S. Kanhere4, Mika Ylianttila1 | |
| University of Oulu, Finland1 | |
| University College Dublin, Ireland2 | |
| Vrije Universiteit Brussel, Belgium3 | |
| University of New South Wales, Australia4 | |
| PS04-3 | The Risks and Challenges of Implementing Ethereum Smart Contracts |
| Christopher G. Harris | |
| University of Northern Colorado, USA | |
| PS04-4 | Security Management and Visualization in a Blockchain-based Collaborative Defense |
| Christian Killer, Bruno Rodrigues, Burkhard Stiller | |
| University of Zurich UZH, Switzerland | |
| PS04-5 | On Using Blockchain Based Workflows |
| Nelson Bore, Andrew Kinai, Juliet Mutahi, David Kaguma, Fred Otieno, Sekou L. Remy, Komminist Weldemariam | |
| IBM Research, Kenya | |
| PS04-6 | Blockchain Explorer based on RPC-based Monitoring System |
| Chaehyeon Lee, Heegon Kim, Sajan Maharjan, Kyungchan Ko, James Won-Ki Hong | |
| POSTECH, Republic of Korea | |
| 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 | |
| Poster Session 5 – Chair: TBD | |
| Thu, May, 16, 4:15PM – 4:45PM, Lobby | |
| PS05-1 | Integration of Fog Computing and Blockchain Technology Using the Plasma Framework |
| Michael Herbert Ziegler, Marcel Großmann, Udo R. Krieger | |
| University of Bamberg, Germany | |
| PS05-2 | Distributed Ledger Witness Selection in Bounded Width Directed Acyclic Graphs |
| Andrew Gorczyca, Audrey Decker | |
| Air Force Research Lab, USA | |
| PS05-3 | Measuring ICO Performance Indicators: An Empirical Study Via White Papers |
| Charlotte, Shiao-Han Wu, Huang-Chih Sung, Tsung-Chi Cheng | |
| National Chengchi University, Taiwan | |
| PS05-4 | BlockSIM: A practical simulation tool for optimal network design, stability and planning |
| Santosh Pandey1, Gopal Ojha1, Bikesh Shrestha1, Rohit Kumar2 | |
| Rosebay Consulting, Nepal1 | |
| Rosebay Group, Nepal2 | |
| PS05-5 | Empirical Performance Evaluation and Mathematical Analysis of the EOS.IO Blockchain Protocol |
| Zachary Cole1, Bhaskar Krishanmachari2 | |
| Whiteblock, Inc, USA1 | |
| USC Viterbi School of Engineering, USA2 | |
| PS05-6 | Visualising Bitcoins Dynamic P2P Network Topology and Performance |
| Meryam Essaid, Sejin Park, Hongteak Ju | |
| Keimyung University, Republic of Korea | |
| 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 | |
| TS08-3 | Address Name System: Wallet Ownership Resolution Based On Reliable Self-Declaration |
| Marcelo Soares, Rostand Costa | |
| Federal University of Para´ıba, Brazil | |
| Poster Session 6 – Chair: TBD | |
| Fri, May, 17, 9:45AM – 10:15AM, Lobby | |
| PS06-1 | Achieving Fairness in the Tangle through an Adaptive Rate Control Algorithm |
| Luigi Vigneri, Wolfgang Welz, Alon Gal, Vassil Dimitrov | |
| IOTA Foundation, Germany | |
| PS06-2 | Usability and Security Analysis of the KeepKey Wallet |
| Emad Almutairi1, Shiroq Al-Megren2 | |
| King Abdulaziz City for Science and Technology, Saudi Arabia1 | |
| King Saud University, Saudi Arabia2 | |
| PS06-3 | Identification of Darknet Markets’ Bitcoin Addresses by Voting Per-address Classification Results |
| Kota Kanemura, Kentaroh Toyoda, Tomoaki Ohtsuki | |
| Keio University, Japan | |
| PS06-4 | Mint Centrality: A Centrality Measure for the Bitcoin Transaction Graph |
| Beltran Borja Fiz Pontiveros, Mathis Steichen, Radu State | |
| University of Luxembourg, Luxemburg | |
| PS06-5 | Various Perspectives in New Blockchain Design by Using Theory of Inventive Problem Solving |
| Song-Kyoo Kim1, Chan Yeob Yeun1, Ernesto Damiani1, Yousef Al-Hammadi2 | |
| Khalifa University, UAE1 | |
| UAE University, UAE2 | |
| PS06-6 | A Landscape of Cryptocurrencies |
| Zhaofang Li1, Qinghua Lu2, Shiping Chen2, Yue Liu1, Xiwei Xu2 | |
| China University of Petroleum, China1 | |
| Data61, CSIRO, Australia2 | |
| 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 | |
| Poster Session 7 – Chair: TBD | |
| Fri, May, 17, 3:10PM – 3:40PM, Lobby | |
| PS07-1 | Hermes: An Open and Transparent Marketplace for IoT Sensor Data over Distributed Ledgers |
| Pavlos Tzianos, Georgios Pipelidis, Nikos Tsiamitros | |
| Technical University of Munich, Germany | |
| PS07-2 | A Conceptual Blockchain-Based Architecture for Data Markets |
| José Parra Moyano, Karl Schmedders | |
| University of Zurich, Switzerland | |
| PS07-3 | Blockchain-Based Solution to Prevent Postage Stamps Fraud |
| Darya Korepanova1 2, Stanislav Kruglik3, Yash Madhwal3, Timur Myaldzin4 5, Ivan Prokhorov1 5, Igor Shiyanov4, Sergey Vorobyov1 2, Yury Yanovich1 3 6 | |
| Bitfury, Netherland1 | |
| National Research University Higher School of Economics, Russia2 | |
| Skolkovo Institute of Science and Technology, Russia3 | |
| Russian Post, Russia4 | |
| Lomonosov Moscow State University, Russia5 | |
| Institute for Information Transmission Problems (IITP RAS), Russia6 | |
| PS07-4 | On the specification and verification of atomic swap smart contracts |
| Ron van der Meyden | |
| UNSW Sydney, Australia | |
| PS07-5 | On the Effectiveness of Multi-Token Economies |
| Sean Kang1, Kideok Cho2, Kyle Park2 | |
| SK Telecom, Republic of Korea1 | |
| Network Defines, Republic of Korea2 | |
| PS07-6 | Punishment not Reward: Disincentivising Blockchain Application Misbehaviour |
| Richard Banach | |
| University of Manchester, United Kingdom | |
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