Research Papers

2026

  1. Reuse of Public Keys Across UTXO and Account-Based Cryptocurrencies

    Stütz, Rainer and Stifter, Nicholas and Dragaschnig, Melitta and Haslhofer, Bernhard and Judmayer, Aljosha

    2026

  2. Linking cryptoasset attribution tags to knowledge graph entities: An LLM-based approach

    Avice, Régnier and Haslhofer, Bernhard and Li, Zhidong and Zhou, Jianlong

    Financial Cryptography and Data Security, pp. 366–382, 2026

2025

  1. Slaying the dragon: The quest for democracy in decentralized autonomous organizations (DAOs)

    Balietti, Stefano and Saggese, Pietro and Kitzler, Stefan and Haslhofer, Bernhard

    arXiv preprint arXiv:2511.09263, 2025

  2. The economic impact of DeFi crime events on decentralized autonomous organizations (DAOs)

    Kitzler, Stefan and Paquet-Clouston, Masarah and Haslhofer, Bernhard

    The Journal of Finance and Data Science, 11, 100171, 2025

  3. Towards verifiability of total value locked (TVL) in decentralized finance

    Saggese, Pietro and Fröwis, Michael and Kitzler, Stefan and Haslhofer, Bernhard and Auer, Raphael

    Bank for International Settlements, BIS Working Papers 1268, 2025

  4. The governance of decentralized autonomous organizations: A study of contributors’ influence, networks, and shifts in voting power

    Kitzler, Stefan and Balietti, Stefano and Saggese, Pietro and Haslhofer, Bernhard and Strohmaier, Markus

    Financial Cryptography and Data Security, pp. 313–330, 2025

  5. Mapping the DeFi crime landscape: An evidence-based picture

    Carpentier-Desjardins, Catherine and Paquet-Clouston, Masarah and Kitzler, Stefan and Haslhofer, Bernhard

    Journal of Cybersecurity, 11(1), tyae029, 2025

2024

  1. Assessing the solvency of virtual asset service providers: are current standards sufficient?

    Saggese, Pietro and Segalla, Esther and Sigmund, Michael and Raunig, Burkhard and Zangerl, Felix and Haslhofer, Bernhard

    Applied Economics, 1–16, 2024

  2. Detecting financial bots on the Ethereum blockchain

    Niedermayer, Thomas and Saggese, Pietro and Haslhofer, Bernhard

    Companion Proceedings of the ACM on Web Conference 2024, pp. 1742–1751, 2024

2023

  1. Increasing the efficiency of cryptoasset investigations by connecting the cases

    Haslhofer, Bernhard and Hanslbauer, Christiane and Fröwis, Michael and Goger, Thomas

    2023 APWG Symposium on Electronic Crime Research (eCrime), pp. 1-10, 2023

  2. Predictability and comprehensibility in post-hoc XAI methods: A user-centered analysis

    Jalali, Anahid and Haslhofer, Bernhard and Kriglstein, Simone and Rauber, Andreas

    Intelligent Computing, pp. 712–733, 2023

  3. The technology of decentralized finance (DeFi)

    Auer, Raphael and Haslhofer, Bernhard and Kitzler, Stefan and Saggese, Pietro and Victor, Friedhelm

    Digital Finance, 2023

  4. A systematic investigation of DeFi compositions in Ethereum

    Kitzler, Stefan and Victor, Friedhelm and Saggese, Pietro and Haslhofer, Bernhard

    Financial Cryptography and Data Security. FC 2022 International Workshops, pp. 272–279, 2023

  5. Exploring investor behavior in Bitcoin: A study of the disposition effect

    Schatzmann, Jürgen E. and Haslhofer, Bernhard

    Digital Finance, 2023

  6. Disentangling decentralized finance (DeFi) compositions

    Kitzler, Stefan and Victor, Friedhelm and Saggese, Pietro and Haslhofer, Bernhard

    ACM Trans. Web, 17(2), 2023

    SUERF - The European Money & Finance Forum / UniCredit Foundation Research prize

2022

  1. Adoption and actual privacy of decentralized CoinJoin implementations in Bitcoin

    Stütz, Rainer and Stockinger, Johann and Moreno-Sanchez, Pedro and Haslhofer, Bernhard and Maffei, Matteo

    Proceedings of the 4th ACM Conference on Advances in Financial Technologies, pp. 254–267, 2022

  2. How to peel a million: Validating and expanding Bitcoin clusters

    Kappos, George and Yousaf, Haaroon and Stütz, Rainer and Rollet, Sofia and Haslhofer, Bernhard and Meiklejohn, Sarah

    31st USENIX Security Symposium, Boston, MA, USA, August 10-12, 2022, pp. 2207–2223, 2022

  3. Autoencoder based anomaly detection and explained fault localization in industrial cooling systems

    Holly, Stephanie and Heel, Robin and Katic, Denis and Schoeffl, Leopold and Stiftinger, Andreas and Holzner, Peter and Kaufmann, Thomas and Haslhofer, Bernhard and Schall, Daniel and Heitzinger, Clemens

    PHM Society European Conference, pp. 200–210, 2022

  4. Explaining binary time-series classification with counterfactuals in an industrial use case

    Jalali, Anahid and Haslhofer, Bernhard and Heistracher, Clemens and Katic, Denis and Rauber, Andreas

    ACM CHI Workshop on Human-Centered Perspectives in Explainable AI, 2022

  5. Machine learning methods for health-index prediction in coating chambers

    Heistracher, Clemens and Jalali, Anahid and Schneeweiss, Jürgen and Kovacs, Klaudia and Laflamme, Catherine and Haslhofer, Bernhard

    Annual Conference of the Prognostics and Health Management Society Style (PHME), 2022

2021

  1. Transfer learning strategies for anomaly detection in IoT vibration data

    Heistracher, Clemens and Jalali, Anahid and Strobl, Indu and Suendermann, Axel and Meixner, Sebastian and Holly, Stephanie and Schall, Daniel and Haslhofer, Bernhard and Kemnitz, Jana

    IECON 2021 - 47th Annual Conference of the IEEE Industrial Electronics Society, 2021

  2. Where is the light(ning) in the Taproot dawn? Unveiling the Bitcoin Lightning (IP) network

    Casas, Pedro and Romiti, Matteo and Holzer, Peter and Mariem, Sami Ben and Donnet, Benoît and Haslhofer, Bernhard

    IEEE International Conference on Cloud Networking (CloudNet), 2021

  3. The future is big graphs: A community view on graph processing systems

    Sakr, Sherif and Bonifati, Angela and Voigt, Hannes and Iosup, Alexandru and Ammar, Khaled and Angles, Renzo and Aref, Walid and Arenas, Marcelo and Besta, Maciej and Boncz, Peter A. and Daudjee, Khuzaima and Valle, Emanuele Della and Dumbrava, Stefania and Hartig, Olaf and Haslhofer, Bernhard and Hegeman, Tim and Hidders, Jan and Hose, Katja and Iamnitchi, Adriana and Kalavri, Vasiliki and Kapp, Hugo and Martens, Wim and Özsu, M. Tamer and Peukert, Eric and Plantikow, Stefan and Ragab, Mohamed and Ripeanu, Matei R. and Salihoglu, Semih and Schulz, Christian and Selmer, Petra and Sequeda, Juan F. and Shinavier, Joshua and Szárnyas, Gábor and Tommasini, Riccardo and Tumeo, Antonino and Uta, Alexandru and Varbanescu, Ana Lucia and Wu, Hsiang-Yun and Yakovets, Nikolay and Yan, Da and Yoneki, Eiko

    Commun. ACM, 64(9), 62–71, 2021

  4. Cross-layer deanonymization methods in the Lightning protocol

    Romiti, Matteo and Victor, Friedhelm and Moreno-Sanchez, Pedro and Nordholt, Peter Sebastian and Haslhofer, Bernhard and Maffei, Matteo

    FC 2021 - 25th International Conference on Financial Cryptography and Data Security, pp. 187–204, 2021

2020

  1. Machine learning interpretability techniques for outage prediction: A comparative study

    Jalali, Anahid and Schindler, Alexander and Haslhofer, Bernhard and Rauber, Andreas

    PHM Society European Conference, 5(1), 2020

  2. Safeguarding the evidential value of forensic cryptocurrency investigations

    Fröwis, Michael and Gottschalk, Thilo and Haslhofer, Bernhard and Rückert, Christian and Pesch, Paulina

    Forensic Science International: Digital Investigation, 2020

  3. Stake shift in major cryptocurrencies: An empirical study

    Stütz, Rainer and Gaži, Peter and Haslhofer, Bernhard and Illum, Jacob

    FC 2020 - 24th International Conference on Financial Cryptography and Data Security, pp. 97–113, 2020

  4. Identifying historical travelogues in large text corpora using machine learning

    Rörden, Jan and Gruber, Doris and Krickl, Martin and Haslhofer, Bernhard

    iConference 2020, 2020

    Best Paper Award

  5. All that glitters is not Bitcoin – Unveiling the centralized nature of the BTC (IP) network

    Mariem, Sami Ben and Casas, Pedro and Romiti, Matteo and Donnet, Benoit and Stütz, Rainer and Haslhofer, Bernhard

    IEEE/IFIP Network Operations and Management Symposium (NOMS), 2020

2019

  1. Spams meet cryptocurrencies: Sextortion in the Bitcoin ecosystem

    Paquet-Clouston, Masarah and Romiti, Matteo and Haslhofer, Bernhard and Charvat, Thomas

    Proceedings of the 1st ACM Conference on Advances in Financial Technologies, AFT 2019, Zurich, Switzerland, October 21-23, 2019, pp. 76–88, 2019

  2. A deep dive into Bitcoin mining pools: An empirical analysis of mining shares

    Romiti, Matteo and Judmayer, Aljosha and Zamyatin, Alexei and Haslhofer, Bernhard

    18th Annual Workshop on the Economics of Information Security (WEIS), 2019

  3. Ransomware payments in the Bitcoin ecosystem

    Paquet-Clouston, Masarah and Haslhofer, Bernhard and Dupont, Benoît

    Journal of Cybersecurity, 5(1), 2019

  4. Predicting time-to-failure of plasma etching equipment using machine learning

    Jalali, Anahid and Heistracher, Clemens and Schindler, Alexander and Haslhofer, Bernhard and Nemeth, Tanja and Glawar, Robert and Sihn, Wilfried and Boer, Peter De

    IEEE International Conference on Prognostics and Health Management, 2019

  5. Short paper: An empirical analysis of Monero cross-chain traceability

    Hinteregger, Abraham and Haslhofer, Bernhard

    Financial Cryptography and Data Security, pp. 150–157, 2019

2018

  1. PriMa-X: A reference model for realizing prescriptive maintenance and assessing its maturity enhanced by machine learning

    Nemeth, Tanja and Ansari, Fazel and Sihn, Wilfried and Haslhofer, Bernhard and Schindler, Alexander

    Procedia CIRP: 51st CIRP Conference on Manufacturing Systems, 72, 1039 - 1044, 2018

  2. Knowledge graphs in the libraries and digital humanities domain

    Haslhofer, Bernhard and Isaac, Antoine and Simon, Rainer

    Encyclopedia of Big Data Technologies, pp. 1–8, 2018

2017

  1. Network-based knowledge graph assessment

    Jan Rörden, Artem Revenko, Bernhard Haslhofer and Blumauer, Andreas

    Proceedings of the Posters and Demos Track of the 13th International Conference on Semantic Systems (SEMANTiCS), 2017

  2. Evolution of the Bitcoin address graph

    Filtz, Erwin and Polleres, Axel and Karl, Roman and Haslhofer, Bernhard

    Data Science – Analytics and Applications, pp. 77–82, 2017

2016

  1. O Bitcoin where art thou? Insight into large-scale transaction graphs

    Haslhofer, Bernhard and Karl, Roman and Filtz, Erwin

    Joint Proceedings of the Posters and Demos Track of the 12th International Conference on Semantic Systems (SEMANTiCS 2016), 2016

2014

  1. Open annotations on multimedia Web resources

    Haslhofer, Bernhard and Sanderson, Robert and Simon, Rainer and van de Sompel, Herbert

    Multimedia Tools and Applications, 70(2), 847-867, 2014

  2. Sifting useful comments from Flickr Commons and YouTube

    Momeni, Elaheh and Haslhofer, Bernhard and Tao, Ke and Houben, Geert-Jan

    International journal on Digital Libraries, 16, 161–179, 2014

2013

  1. Query expansion using open Web-based SKOS vocabularies

    Martins, Flávio and Haslhofer, Bernhard and Magalhães, João

    ACM SIGIR Workshop on Health Search & Discovery (HSD 2013), 2013

  2. Europeana Linked Open Data — data.europeana.eu

    Isaac, Antoine and Haslhofer, Bernhard

    Semantic Web, 4(3), 291–297, 2013

  3. Identification of useful user comments in social media: A case study on Flickr Commons

    Roochi, Elaheh Momeni and Tao, Ke and Haslhofer, Bernhard and Houben, Geert-Jan

    ACM/IEEE Joint Conference on Digital Libraries (JCDL 2013), 2013

    Best Student Paper Award Nominee

  4. Web synchronization simulations using the ResourceSync framework

    Haslhofer, Bernhard and Warner, Simeon and Lagoze, Carl and Klein, Martin and Sanderson, Robert and van de Sompel, Herbert and Nelson, Michael L

    University of Vienna, techreport, 2013

  5. RESLVE: Leveraging user interest to improve entity disambiguation on short text

    Murnane, Elizabeth L and Haslhofer, Bernhard and Lagoze, Carl

    Web of Linked Entities (WoLE) Workshop, co-located with WWW2013, 2013

    Best paper award

  6. ResourceSync: Leveraging sitemaps for resource synchronization

    Haslhofer, Bernhard and Warner, Simeon and Lagoze, Carl and Klein, Martin and Sanderson, Robert and Nelson, Michael L and van de Sompel, Herbert

    WWW 2013, 2013

  7. Using SKOS vocabularies for improving Web Search

    Haslhofer, Bernhard and Martins, Flávio and Magalhães, João

    Web of Linked Entities (WoLE) Workshop, co-located with WWW 2013, 2013

  8. Semantic tagging on historical maps

    Haslhofer, Bernhard and Robitza, Werner and Lagoze, Carl and Guimbretiere, Francois

    ACM Web Science 2013, 2013

  9. Old maps and open data networks

    Haslhofer, Bernhard and Newman, Keith and Stefanik, Amanda and Robitza, Werner and Lagoze, Carl

    iConference 2013, 2013

  10. Perception and relevance of quality issues in Web vocabularies

    Mader, Christian and Haslhofer, Bernhard

    I-SEMANTICS 2013, 2013

  11. A technical framework for resource synchronization

    Klein, Martin and Sanderson, Robert and van de Sompel, Herbert and Warner, Simeon and Haslhofer, Bernhard and Lagoze, Carl and Nelson, Michael L.

    D-Lib Magazine, 19(1), 2013

2012

  1. A Perspective on Resource Synchronization

    van de Sompel, Herbert and Sanderson, Robert and Klein, Martin and Nelson, Michael and Haslhofer, Bernhard and Warner, Simeon and Lagoze, Carl

    D-Lib Magazine, 18(9/10), 2012

  2. Europeana: Moving to Linked Open Data

    Isaac, Antoine and Clayphan, Robina and Haslhofer, Bernhard

    Information Standards Quarterly, 24(2/3), 2012

  3. ResourceSync: Web-based resource synchronization

    Warner, Simeon and Carpenter, Todd and Haslhofer, Bernhard and Klein, Martin and Legace, Nettie and Lagoze, Carl and Murray, Peter and Nelson, Michael and Sanderson, Robert and van de Sompel, Herbert

    The 7th International Conference on Open Repositories (OR2012), 2012

  4. Finding Quality issues in SKOS Vocabularies

    Mader, Christian and Haslhofer, Bernhard and Isaac, Antoine

    Therory and Practice of Digital Libraries (TPDL 2012), 2012

  5. The SciLink project: from document-centric to resource-oriented publications

    Haslhofer, Bernhard

    iConference ’12, pp. 567–568, 2012

2011

  1. The Open Annotation Collaboration (OAC) model

    Haslhofer, Bernhard and Simon, Rainer and Sanderson, Robert and van de Sompel, Herbert

    Workshop on Multimedia on the Web 2011, 2011

  2. DSNotify – A solution for event detection and link maintenance in dynamic datasets

    Popitsch, Niko and Haslhofer, Bernhard

    Web Semantics: Science, Services and Agents on the World Wide Web, 9(3), 266–283, 2011

  3. The YUMA Media Annotation Framework

    Simon, Rainer and Jung, Joachim and Haslhofer, Bernhard

    TPDL 2011, pp. 434–437, 2011

  4. Quality criteria for controlled Web vocabularies

    Mader, Christian and Haslhofer, Bernhard

    International Conference on Theory and Practice of Digital Libraries 2011, NKOS Workshop, 2011

  5. data.europeana.eu – The Europeana Linked Open Data pilot

    Haslhofer, Bernhard and Isaac, Antoine

    DCMI International Conference on Dublin Core and Metadata Applications, 2011

  6. A retrospective on semantics and interoperability research

    Haslhofer, Bernhard and Neuhold, Erich J.

    Foundations for the Web of Information and Services, pp. 3–27, 2011

  7. YUMA — Crowd Sourced Metadata Enrichment for Online Collections

    Jung, Joachim and Simon, Rainer and Haslhofer, Bernhard

    ERCIM News, 86(1), 2011

  8. Annotations, Tags & Linked Data

    Simon, Rainer and Haslhofer, Bernhard and Jung, Joachim

    6th International Workshop on Digital Technologies in Cartographic Heritage, 2011

  9. The MEKETREpository – Middle Kingdom tomb and artwork descriptions on the Web

    Mader, Christian and Haslhofer, Bernhard and Popitsch, Niko

    Theory and Practice of Digital Libraries (TPDL 2011), pp. 449–452, 2011

  10. Historic map annotations with YUMA

    Haslhofer, Bernhard and Simon, Rainer

    Open Annotation Collaboration, Phase II Workshop, 2011

  11. Europeana RDF Store Report

    Haslhofer, Bernhard and Roochi, Elaheh Momeni and Schandl, Bernhard and Zander, Stefan

    University of Vienna, techreport, 2011

  12. Linked Data and multimedia: The state of affairs

    Schandl, Bernhard and Haslhofer, Bernhard and Bürger, Tobias and Langegger, Andreas and Halb, Wolfgang

    Multimedia Tools and Applications, 59(2), 523–556, 2011

  13. Semantically augmented annotations in digitized map collections

    Simon, Rainer and Haslhofer, Bernhard and Robitza, Werner and Roochi, Elaheh Momeni

    ACM/IEEE Joint Conference on Digital Libraries (JCDL), 2011

2010

  1. An evaluation approach for dynamics-aware applications using Linked Data

    Popitsch, Niko and Haslhofer, Bernhard and Roochi, Elaheh Momeni

    9th International Workshop on Web Semantics (WebS), co-located with DEXA 2010, 2010

  2. Augmenting Europeana content with Linked Data resources

    Haslhofer, Bernhard and Roochi, Elaheh Momeni and Gay, Manuel and Simon, Rainer

    Proceedings of the 6th International Conference on Semantic Systems (SEMANTICS 2010), pp. 1–3, 2010

  3. Tag clouds and old maps: Annotations as linked spatiotemporal data in the cultural heritage domain

    Simon, Rainer and Sadilek, Christian and Korb, Joachim and Baldauf, Matthias and Haslhofer, Bernhard

    Workshop On Linked Spatiotemporal Data, held in conjunction with the 6th International Conference on Geographic Information Science (GIScience 2010), 2010

  4. Service Orchestration for Linking Open Data: Applying a SOA principle to the Web of Data

    Sadilek, Christian and Simon, Rainer and Haslhofer, Bernhard

    1st International Workshop on Recent Trends in SOA Based Information Systems (RTSOABIS 2010), 2010

  5. Towards Model Implementation Guidelines for the CIDOC Conceptual Reference Model

    Nussbaumer, Philipp and Haslhofer, Bernhard and Klas, Wolfgang

    University of Vienna, Technical Report, 2010

  6. Interweaving OAI-PMH data sources with the Linked Data cloud

    Haslhofer, Bernhard and Schandl, Bernhard

    Int. J. Metadata, Semantics and Ontologies, 1(5), 17–31, 2010

  7. DSNotify: Handling broken links in the Web of Data

    Popitsch, Niko and Haslhofer, Bernhard

    Nineteenth International WWW Conference (WWW2010), 2010

  8. A survey of techniques for achieving metadata interoperability

    Haslhofer, Bernhard and Klas, Wolfgang

    ACM Computing Surveys, 42(7), 1–37, 2010

  9. Files are Siles: Extending file systems with semantic annotations

    Schandl, Bernhard and Haslhofer, Bernhard

    International journal on Semantic Web and Information Systems (IJSWIS), 6(3), 1–21, 2010

2009

  1. DSNotify: Detecting and fixing broken links in Linked Data sets

    Haslhofer, Bernhard and Popitsch, Niko

    8th International Workshop on Web Semantics (WebS 09), co-located with DEXA 2009, 2009

  2. The Sile model: A semantic file system infrastructure for the desktop

    Schandl, Bernhard and Haslhofer, Bernhard

    6th European Semantic Web Conference (ESWC2009), 2009

  3. The LEMO annotation framework: weaving multimedia annotations with the web

    Haslhofer, Bernhard and Jochum, Wolfgang and King, Ross and Sadilek, Christian and Schellner, Karin

    International journal on Digital Libraries, 10(1), 15–32, 2009

  4. Mappings in the Web of Data: A Web-based mapping technique for establishing metadata interoperability

    Haslhofer, Bernhard

    Südwestdeutscher Verlag für Hochschulschriften, 2009

2008

  1. A Web-based Mapping Technique for Establishing Metadata Interoperability

    Haslhofer, Bernhard

    University of Vienna, phdthesis, 2008

  2. The BRICKS digital library infrastructure

    Haslhofer, Bernhard

    Semantic Digital Libraries, pp. 153–164, 2008

  3. The OAI2LOD Server: Exposing OAI-PMH Metadata as Linked Data

    Haslhofer, Bernhard and Schandl, Bernhard

    International Workshop on Linked Data on the Web (LDOW2008), co-located with WWW 2008, 2008

  4. A Comparative Study of Mapping Solutions for Enabling Metadata Interoperability

    Haslhofer, Bernhard

    University of Vienna, techreport, 2008

  5. Umfragereport zur Nutzung von Metadaten

    Keßler, Mirjam and Schwarzmaier, Maximilian and Haslhofer, Bernhard

    KIM - Kompetenzzentrum Interoperable Metadaten, techreport, 2008

2007

  1. CIDOC CRM in Action - Experiences and Challenges

    Nußbaumer, Philipp and Haslhofer, Bernhard

    11th European Conference on Research and Advanced Technology for Digital Libraries (ECDL07), pp. 532–533, 2007

  2. Putting the CIDOC CRM into practice – Experiences and challenges

    Nussbaumer, Philipp and Haslhofer, Bernhard

    University of Vienna, Technical Report, 2007

  3. Uniform SPARQL access to interlinked (digital library) sources

    Haslhofer, Bernhard

    The 6th European Networked Knowledge Organization Systems (NKOS) Workshop, 2007

2006

  1. The role of ontologies in semantic digital libraries

    Kruk, Sebastian and Haslhofer, Bernhard and Piotrowsk, Piotr and Westerski, Adam and Woroniecki, Tomasz

    The 5th European Networked Knowledge Organization Systems (NKOS) Workshop, 2006

  2. A service oriented architecture for integrating metadata from heterogeneous digital libraries

    Haslhofer, Bernhard

    The 1st International Workshop on Semantic Information Integration on Knowledge Discovery (SIIK 2006), 2006

  3. Context and current metadata standards (short entry)

    Haslhofer, Bernhard

    Encyclopedia of Multimedia, pp. 123–124, 2006

2005

  1. The design and implementation of a query algebra for multimedia meta objects

    Zillner, Sonja and Winiwarter, Werner and Haslhofer, Bernhard

    4th International Workshop on Web Semantics (WebS), 2005

  2. Joining the BRICKS network – A piece of cake

    Hecht, Robert and Haslhofer, Bernhard

    The International EVA Conference, 2005

  3. Metadata management in a heterogeneous digital library

    Haslhofer, Bernhard and Hecht, Robert

    eChallenges 2005, 2005

2003

  1. Agent-based electronic markets — A look behind the scenes

    Haslhofer, Bernhard

    University of Vienna, 2003