Publications

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    2024

  1. Towards Access Control for Machine Learning Embeddings
    Roman Matzutt
    2024 European Interdisciplinary Cybersecurity Conference (EICC 2024), Workshop paper
    In print
    PDF Cite 
    @inproceedings{2024-eicccyfrp-matzutt-abe-embeddings,
    author = {Matzutt, Roman},
    title = {{Towards Access Control for Machine Learning Embeddings}},
    booktitle = {2024 European Interdisciplinary Cybersecurity Conference (EICC 2024)},
    publisher = {ACM},
    year = {2024},
    pages = {},
    keywords = {Attribute-based encryption, embeddings, access control},
    isbn = {979-8-4007-1651-5/24/06},
    doi = {10.1145/3655693.3661296},
}
  2. Towards Improving Accountability in Sensitive-Disclosure Scenarios
    Roman Matzutt, Eric Wagner
    2024 European Interdisciplinary Cybersecurity Conference (EICC 2024)
    In print
    PDF Cite 
    @inproceedings{2024-eicc-matzutt-translucent-blockchains,
    author = {Matzutt, Roman and Wagner, Eric},
    title = {{Towards Improving Accountability in Sensitive-Disclosure Scenarios}},
    booktitle = {2024 European Interdisciplinary Cybersecurity Conference (EICC 2024)},
    publisher = {ACM},
    year = {2024},
    pages = {},
    keywords = {Sensitive disclosure, accountability, transparency, blockchain},
    isbn = {979-8-4007-1651-5/24/06},
    doi = {10.1145/3655693.3655715},
}
  3. The Unresolved Need for Dependable Guarantees on Security, Sovereignty, and Trust in Data Ecosystems
    Johannes Lohmöller, Jan Pennekamp, Roman Matzutt, Carolin Victoria Schneider, Eduard Vlad, Christian Trautwein, Klaus Wehrle
    Data & Knowledge Engineering, 151
    PDF Cite ScienceDirect 
    @article{2024-dke-lohmoeller-data-sharing-survey.yml,
    author = {Lohm{\"o}ller, Johannes and Pennekamp, Jan and Matzutt, Roman and Schneider, Carolin Victoria and Vlad, Eduard and Trautwein, Christian and Wehrle, Klaus},
    title = {{The Unresolved Need for Dependable Guarantees on Security, Sovereignty, and Trust in Data Ecosystems}},
    journal = {Data & Knowledge Engineering},
    publisher = {Elsevier},
    year = {2024},
    volume = {151},
    number = {},
    month = {3},
    pages = {},
    keywords = {Data sharing, Security, Integrity protection, Access methods, Distributed Databases},
    issn = {0169-023X},
    doi = {10.1016/j.datak.2024.102301},
}
  4. Illicit Blockchain Content: Its Different Shapes, Consequences, and Remedies
    Roman Matzutt, Martin Henze, Dirk Müllmann, Klaus Wehrle
    Book chapter, in: Blockchains – A Handbook on Fundamentals, Platforms and Applications, pp. 301-306
    Cite Springer Link 
    @incollection{2024-blockchains-matzutt-contents-survey,
    author = {Matzutt, Roman and Henze, Martin and M{\"u}llmann, Dirk and Wehrle, Klaus},
    title = {{Illicit Blockchain Content: Its Different Shapes, Consequences, and Remedies}},
    booktitle = {Blockchains – A Handbook on Fundamentals, Platforms and Applications},
    publisher = {Springer Cham},
    editor = {},
    year = {2024},
    pages = {301--306},
    keywords = {},
    isbn = {978-3-031-32148-1},
    doi = {10.1007/978-3-031-32146-7_10},
}
  5. Blockchain Technology Accelerating Industry 4.0
    Jan Pennekamp, Lennart Bader, Eric Wagner, Jens Hiller, Roman Matzutt, Klaus Wehrle
    Book chapter, in: Blockchains – A Handbook on Fundamentals, Platforms and Applications, pp. 531-564
    Cite Springer Link 
    @incollection{2024-blockchains-pennekamp-industrial-blockchain-survey,
    author = {Pennekamp, Jan and Bader, Lennart and Wagner, Eric and Hiller, Jens and Matzutt, Roman and Wehrle, Klaus},
    title = {{Blockchain Technology Accelerating Industry 4.0}},
    booktitle = {Blockchains – A Handbook on Fundamentals, Platforms and Applications},
    publisher = {Springer Cham},
    editor = {},
    year = {2024},
    pages = {531--564},
    keywords = {},
    isbn = {978-3-031-32148-1},
    doi = {10.1007/978-3-031-32146-7_17},
}

    6. 2023

  6. Collectively Enhancing IoT Security: A Privacy-Aware Crowd-Sourcing Approach
    Markus Dahlmanns, Roman Matzutt, Chris Dax, Klaus Wehrle
    16th International Symposium on Foundations & Practice of Security (FPS 2023)
    PDF Cite Springer Link 
    @inproceedings{2023-fps-dahlmanns-colpsa,
    author = {Dahlmanns, Markus and Matzutt, Roman and Dax, Chris and Wehrle, Klaus},
    title = {{Collectively Enhancing IoT Security: A Privacy-Aware Crowd-Sourcing Approach}},
    booktitle = {16th International Symposium on Foundations & Practice of Security (FPS 2023)},
    publisher = {Springer},
    year = {2023},
    pages = {},
    keywords = {},
    isbn = {},
    doi = {10.1007/978-3-031-57540-2_2},
}
  7. Poster: Accountable Processing of Reported Street Problems
    Roman Matzutt, Jan Pennekamp, Klaus Wehrle
    Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security (ACM CCS 2023), Poster abstract
    PDF Cite ACM DL 
    @inproceedings{2023-ccs-matzutt-street-problems,
    author = {Matzutt, Roman and Pennekamp, Jan and Wehrle, Klaus},
    title = {{Poster: Accountable Processing of Reported Street Problems}},
    booktitle = {Proceedings of the 2023 ACM SIGSAC Conference on Computer and Communications Security (ACM CCS 2023)},
    publisher = {ACM},
    year = {2023},
    pages = {3591--3593},
    keywords = {street problems, accountability, consortium blockchain, privacy},
    isbn = {},
    doi = {10.1145/3576915.3624367},
}
  8. Demystifying and Adjusting the Promises of Blockchain-based Data Management in the Permissionless Setting
    Roman Matzutt
    PhD thesis
    Accepted
    Cite 
    @phdthesis{2024-phdthesis-matzutt-blockchain-data-management,
    author = {Matzutt, Roman},
    title = {{Demystifying and Adjusting the Promises of Blockchain-based Data Management in the Permissionless Setting}},
    school = {RWTH Aachen University},
    year = {2023},
}
  9. An Interdisciplinary Survey on Information Flows in Supply Chains
    Jan Pennekamp, Roman Matzutt, Christopher Klinkmüller, Lennart Bader, Martin Serror, Eric Wagner, Sidra Malik, Maria Spiß, Jessica Rahn, Tan Gürpinar, Eduard Vlad, Sander J. J. Leemans, Salil S. Kanhere, Volker Stich, Klaus Wehrle
    Computing Surveys, 56(2):1-38
    PDF Cite ACM DL Kudos 
    @article{2023-csur-pennekamp-scsok,
    author = {Pennekamp, Jan and Matzutt, Roman and Klinkm{\"u}ller, Christopher and Bader, Lennart and Serror, Martin and Wagner, Eric and Malik, Sidra and Spi{\ss}, Maria and Rahn, Jessica and G{\"u}rpinar, Tan and Vlad, Eduard and Leemans, Sander J. J. and Kanhere, Salil S. and Stich, Volker and Wehrle, Klaus},
    title = {{An Interdisciplinary Survey on Information Flows in Supply Chains}},
    journal = {Computing Surveys},
    publisher = {ACM},
    year = {2023},
    volume = {56},
    number = {2},
    month = {9},
    pages = {1--38},
    keywords = {information flows, data communication, supply chain management, data security, data sharing, systematic literature review},
    issn = {0360-0300},
    doi = {10.1145/3606693},
}

    10. 2022

  10. On the Need for Strong Sovereignty in Data Ecosystems
    Johannes Lohmöller, Jan Pennekamp, Roman Matzutt, Klaus Wehrle
    First International Workshop on Data Ecosystems (DEco ‘22), Workshop paper
    PDF Cite Proceedings 
    @inproceedings{2022-deco-lohmoeller-data-ecosystems,
    author = {Lohm{\"o}ller, Johannes and Pennekamp, Jan and Matzutt, Roman and Wehrle, Klaus},
    title = {{On the Need for Strong Sovereignty in Data Ecosystems}},
    booktitle = {First International Workshop on Data Ecosystems (DEco ‘22)},
    publisher = {VLDB Endowment},
    year = {2022},
    pages = {},
    keywords = {data ecosystems, data sovereignty, trustability, transparency, Internet of Production},
    isbn = {},
    doi = {},
}
  11. Complying with Data Handling Requirements in Cloud Storage Systems
    Martin Henze, Roman Matzutt, Jens Hiller, Erik Mühmer, Jan Henrik Ziegeldorf, Johannes van der Giet, Klaus Wehrle
    Transactions on Cloud Computing, 10(3):1661-1674
    PDF Cite IEEE Xplore 
    @article{2022-ieeetcc-henze-prada,
    author = {Henze, Martin and Matzutt, Roman and Hiller, Jens and M{\"u}hmer, Erik and Ziegeldorf, Jan Henrik and van der Giet, Johannes and Wehrle, Klaus},
    title = {{Complying with Data Handling Requirements in Cloud Storage Systems}},
    journal = {Transactions on Cloud Computing},
    publisher = {IEEE},
    year = {2022},
    volume = {10},
    number = {3},
    month = {9},
    pages = {1661--1674},
    keywords = {},
    issn = {2168-7161},
    doi = {10.1109/TCC.2020.3000336},
}
  12. A Moderation Framework for the Swift and Transparent Removal of Illicit Blockchain Content
    Roman Matzutt, Vincent Ahlrichs, Jan Pennekamp, Roman Karwacik, Klaus Wehrle
    Proceedings of the 2022 IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2022)
    PDF Cite Code IEEE Xplore 
    @inproceedings{2022-icbc-matzutt-redactchain,
    author = {Matzutt, Roman and Ahlrichs, Vincent and Pennekamp, Jan and Karwacik, Roman and Wehrle, Klaus},
    title = {{A Moderation Framework for the Swift and Transparent Removal of Illicit Blockchain Content}},
    booktitle = {Proceedings of the 2022 IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2022)},
    publisher = {IEEE},
    year = {2022},
    pages = {},
    keywords = {redactable blockchain, illicit content, chameleon hash functions, threshold cryptography},
    isbn = {978-1-6654-9538-7},
    doi = {10.1109/ICBC54727.2022.9805508},
}
  13. Scalable and Privacy-Focused Company-Centric Supply Chain Management
    Eric Wagner, Roman Matzutt, Jan Pennekamp, Lennart Bader, Iraki Bajelidze, Klaus Wehrle, Martin Henze
    Proceedings of the 2022 IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2022)
    PDF Cite IEEE Xplore 
    @inproceedings{2022-icbc-wagner-ccchain,
    author = {Wagner, Eric and Matzutt, Roman and Pennekamp, Jan and Bader, Lennart and Bajelidze, Iraki and Wehrle, Klaus and Henze, Martin},
    title = {{Scalable and Privacy-Focused Company-Centric Supply Chain Management}},
    booktitle = {Proceedings of the 2022 IEEE International Conference on Blockchain and Cryptocurrency (ICBC 2022)},
    publisher = {IEEE},
    year = {2022},
    pages = {},
    keywords = {supply chain management, blockchain, permissionless, deployment, tracing and tracking, privacy},
    isbn = {978-1-6654-9538-7},
    doi = {10.1109/ICBC54727.2022.9805503},
}

    14. 2021

  14. Do I Get the Privacy I Need? Benchmarking Utility in Differential Privacy Libraries
    Gonzalo Munilla Garrido, Joseph Near, Muhammad Aitsam, Warren He, Roman Matzutt, Florian Matthes
    To be published
    PDF Cite Code arXiv 
    @misc{2021-arxiv-munilla-garrido-differential-privacy,
    author = {Munilla Garrido, Gonzalo and Near, Joseph and Aitsam, Muhammad and He, Warren and Matzutt, Roman and Matthes, Florian},
    title = {{Do I Get the Privacy I Need? Benchmarking Utility in Differential Privacy Libraries}},
    year = {2021},
}
  15. The Road to Accountable and Dependable Manufacturing
    Jan Pennekamp, Roman Matzutt, Salil S. Kanhere, Jens Hiller, Klaus Wehrle
    Automation, 2(3):202-219
    PDF Cite MDPI 
    @article{2021-automation-pennekamp-manufacturing,
    author = {Pennekamp, Jan and Matzutt, Roman and Kanhere, Salil S. and Hiller, Jens and Wehrle, Klaus},
    title = {{The Road to Accountable and Dependable Manufacturing}},
    journal = {Automation},
    publisher = {MDPI},
    year = {2021},
    volume = {2},
    number = {3},
    month = {9},
    pages = {202--219},
    keywords = {blockchain, supply chain management, Industry 4.0, manufacturing, secure industrial collaboration, scalability, industrial Internet of Things, Internet of Production},
    issn = {2673-4052},
    doi = {10.3390/automation2030013},
}
  16. CoinPrune: Shrinking Bitcoin’s Blockchain Retrospectively
    Roman Matzutt, Benedikt Kalde, Jan Pennekamp, Arthur Drichel, Martin Henze, Klaus Wehrle
    Transactions on Network and Service Management, 18(3):3064-3078
    PDF Cite Code Dataset IEEE Xplore 
    @article{2021-ieeetnsm-matzutt-coinprune-v2,
    author = {Matzutt, Roman and Kalde, Benedikt and Pennekamp, Jan and Drichel, Arthur and Henze, Martin and Wehrle, Klaus},
    title = {{CoinPrune: Shrinking Bitcoin's Blockchain Retrospectively}},
    journal = {Transactions on Network and Service Management},
    publisher = {IEEE},
    year = {2021},
    volume = {18},
    number = {3},
    month = {9},
    pages = {3064--3078},
    keywords = {blockchain, block pruning, synchronization, bootstrapping, scalability, velvet fork, Bitcoin},
    issn = {1932-4537},
    doi = {10.1109/TNSM.2021.3073270},
}
  17. Insights on Data Sensitivity from the Technical, Legal and the Users’ Perspectives
    Eva-Maria Schomakers, Chantal Lidynia, Dirk Müllmann, Roman Matzutt, Klaus Wehrle, Indra Spiecker gen. Döhmann, Martina Ziefle
    Computer Law Review International, 22(1):8-15
    Cite 
    @article{2021-cri-schomakers-insights,
    author = {Schomakers, Eva-Maria and Lidynia, Chantal and M{\"u}llmann, Dirk and Matzutt, Roman and Wehrle, Klaus and Spiecker, Indra and Ziefle, Martina},
    title = {{Insights on Data Sensitivity from the Technical, Legal and the Users' Perspectives}},
    journal = {Computer Law Review International},
    publisher = {Verlag Dr. Otto Schmidt, K{\"o}ln},
    year = {2021},
    volume = {22},
    number = {1},
    month = {2},
    pages = {8--15},
    keywords = {Information Sensitivity, Privacy, European Data Protection Law},
    issn = {2194-4164},
    doi = {10.9785/cri-2021-220103},
}
  18. Blockchain-Based Privacy Preservation for Supply Chains Supporting Lightweight Multi-Hop Information Accountability
    Lennart Bader, Jan Pennekamp, Roman Matzutt, David Hedderich, Markus Kowalski, Volker Lücken, Klaus Wehrle
    Information Processing & Management, 58(3)
    PDF Cite ScienceDirect 
    @article{2021-ipm-bader-supply-chain,
    author = {Bader, Lennart and Pennekamp, Jan and Matzutt, Roman and Hedderich, David and Kowalski, Markus and L{\"u}cken, Volker and Wehrle, Klaus},
    title = {{Blockchain-Based Privacy Preservation for Supply Chains Supporting Lightweight Multi-Hop Information Accountability}},
    journal = {Information Processing & Management},
    publisher = {Elsevier},
    year = {2021},
    volume = {58},
    number = {3},
    month = {2},
    pages = {},
    keywords = {},
    issn = {0306-4573},
    doi = {10.1016/j.ipm.2021.102529},
}
  19. Putting Privacy into Perspective - Comparing Technical, Legal, and Users’ View of Information Sensitivity
    Eva-Maria Schomakers, Chantal Lidynia, Dirk Müllmann, Roman Matzutt, Klaus Wehrle, Indra Spiecker gen. Döhmann, Martina Ziefle
    INFORMATIK 2020, Workshop paper
    PDF Cite GI DL ArXiv 
    @inproceedings{2021-giinformatik-schomakers-3perspectives,
    author = {Schomakers, Eva-Maria and Lidynia, Chantal and M{\"u}llmann, Dirk and Matzutt, Roman and Wehrle, Klaus and Spiecker, Indra and Ziefle, Martina},
    title = {{Putting Privacy into Perspective - Comparing Technical, Legal, and Users' View of Information Sensitivity}},
    booktitle = {INFORMATIK 2020},
    publisher = {Gesellschaft f{\"u}r Informatik, Bonn},
    year = {2021},
    pages = {857--870},
    keywords = {Information Sensitivity, Privacy, European Data Protection Law},
    isbn = {},
    doi = {10.18420/inf2020_76},
}

    20. 2020

  20. Secure End-to-End Sensing in Supply Chains
    Jan Pennekamp, Fritz Alder, Roman Matzutt, Jan Tobias Mühlberg, Frank Piessens, Klaus Wehrle
    2020 IEEE Conference on Communications and Network Security Workshops (CNS Workshops ‘20), Workshop paper
    PDF Cite IEEE Xplore 
    @inproceedings{2020-cpssec-pennekamp-end-to-end-sensing,
    author = {Pennekamp, Jan and Alder, Fritz and Matzutt, Roman and M{\"u}hlberg, Jan Tobias and Piessens, Frank and Wehrle, Klaus},
    title = {{Secure End-to-End Sensing in Supply Chains}},
    booktitle = {2020 IEEE Conference on Communications and Network Security Workshops (CNS Workshops ‘20)},
    publisher = {IEEE},
    year = {2020},
    pages = {},
    keywords = {},
    isbn = {978-1-7281-4760-4},
    doi = {10.1109/CNS48642.2020.9162337},
}
  21. How to Securely Prune Bitcoin’s Blockchain
    Roman Matzutt, Benedikt Kalde, Jan Pennekamp, Arthur Drichel, Martin Henze, Klaus Wehrle
    2020 IFIP Networking Conference (IFIP NETWORKING 2020)
    PDF Cite Code Dataset Video arXiv IEEE Xplore IFIP DL 
    @inproceedings{2020-networking-matzutt-coinprune,
    author = {Matzutt, Roman and Kalde, Benedikt and Pennekamp, Jan and Drichel, Arthur and Henze, Martin and Wehrle, Klaus},
    title = {{How to Securely Prune Bitcoin's Blockchain}},
    booktitle = {2020 IFIP Networking Conference (IFIP NETWORKING 2020)},
    publisher = {IFIP},
    year = {2020},
    pages = {298--306},
    keywords = {blockchain, block pruning, synchronization, bootstrapping, scalability, velvet fork, Bitcoin},
    isbn = {978-3-903176-28-7},
    doi = {},
}
  22. Private Multi-Hop Accountability for Supply Chains
    Jan Pennekamp, Lennart Bader, Roman Matzutt, Philipp Niemietz, Daniel Trauth, Martin Henze, Thomas Bergs, Klaus Wehrle
    The 2020 IEEE International Conference on Communications Workshops (ICC Workshops ‘20), Workshop paper
    PDF Cite IEEE Xplore 
    @inproceedings{2020-biotcps-pennekamp-supply-chain-accountability,
    author = {Pennekamp, Jan and Bader, Lennart and Matzutt, Roman and Niemietz, Philipp and Trauth, Daniel and Henze, Martin and Bergs, Thomas and Wehrle, Klaus},
    title = {{Private Multi-Hop Accountability for Supply Chains}},
    booktitle = {The 2020 IEEE International Conference on Communications Workshops (ICC Workshops ‘20)},
    publisher = {IEEE},
    year = {2020},
    pages = {},
    keywords = {},
    isbn = {978-1-7281-7440-2},
    doi = {10.1109/ICCWorkshops49005.2020.9145100},
}
  23. Utilizing Public Blockchains for the Sybil-Resistant Bootstrapping of Distributed Anonymity Services
    Roman Matzutt, Jan Pennekamp, Erik Buchholz, Klaus Wehrle
    15th ACM ASIA Conference on Computer and Communications Security (ACM ASIACCS 2020)
    PDF Cite Code ACM DL arXiv 
    @inproceedings{2020-asiaccs-matzutt-anonboot,
    author = {Matzutt, Roman and Pennekamp, Jan and Buchholz, Erik and Wehrle, Klaus},
    title = {{Utilizing Public Blockchains for the Sybil-Resistant Bootstrapping of Distributed Anonymity Services}},
    booktitle = {15th ACM ASIA Conference on Computer and Communications Security (ACM ASIACCS 2020)},
    publisher = {ACM},
    year = {2020},
    pages = {531--542},
    keywords = {anonymization, bootstrapping, public blockchain, Sybil attack, anonymity network, cryptocurrency tumbler, Bitcoin, Tor},
    isbn = {978-1-4503-6750-9/20/10},
    doi = {10.1145/3320269.3384729},
}
  24. A Secure and Practical Decentralized Ecosystem for Shareable Education Material
    Roman Matzutt, Jan Pennekamp, Klaus Wehrle
    34th International Conference on Information Networking (ICOIN 2020), Poster abstract
    PDF Cite IEEE Xplore 
    @inproceedings{2020-icoin-matzutt-coralis,
    author = {Matzutt, Roman and Pennekamp, Jan and Wehrle, Klaus},
    title = {{A Secure and Practical Decentralized Ecosystem for Shareable Education Material}},
    booktitle = {34th International Conference on Information Networking (ICOIN 2020)},
    publisher = {IEEE},
    year = {2020},
    pages = {529--534},
    keywords = {},
    isbn = {},
    doi = {10.1109/ICOIN48656.2020.9016478},
}

    25. 2019

  25. Dispute Resolution for Smart Contract-based Two Party Protocols
    Eric Wagner, Achim Völker, Frederik Fuhrmann, Roman Matzutt, Klaus Wehrle
    Proceedings of the 2019 IEEE International Conference on Blockchain and Cryptocurrency (IEEE ICBC 2019)
    PDF Cite Code IEEE Xplore 
    @inproceedings{2019-icbc-wagner-dispute-resolution,
    author = {Wagner, Eric and V{\"o}lker, Achim and Fuhrmann, Frederik and Matzutt, Roman and Wehrle, Klaus},
    title = {{Dispute Resolution for Smart Contract-based Two Party Protocols}},
    booktitle = {Proceedings of the 2019 IEEE International Conference on Blockchain and Cryptocurrency (IEEE ICBC 2019)},
    publisher = {IEEE},
    year = {2019},
    pages = {422--430},
    keywords = {Ethereum, Bitcoin, smart contracts, two-party protocols, dispute resolution, cross-blockchain trades},
    isbn = {978-1-7281-1328-9},
    doi = {10.1109/BLOC.2019.8751312},
}
  26. Privacy-Preserving Remote Knowledge System
    Markus Dahlmanns, Chris Dax, Roman Matzutt, Jan Pennekamp, Jens Hiller, Klaus Wehrle
    Proceedings of the 27th IEEE International Conference on Network Protocols (IEEE ICNP 2019), Poster abstract
    PDF Cite IEEE Xplore 
    @inproceedings{2019-icnp-dahlmanns-knowledge-system,
    author = {Dahlmanns, Markus and Dax, Chris and Matzutt, Roman and Pennekamp, Jan and Hiller, Jens and Wehrle, Klaus},
    title = {{Privacy-Preserving Remote Knowledge System}},
    booktitle = {Proceedings of the 27th IEEE International Conference on Network Protocols (IEEE ICNP 2019)},
    publisher = {IEEE},
    year = {2019},
    pages = {},
    keywords = {},
    isbn = {},
    doi = {10.1109/ICNP.2019.8888121},
}

    27. 2018

  27. Smart Contract-based Car Insurance Policies
    Lennart Bader, Jens Christoph Bürger, Roman Matzutt, Klaus Wehrle
    2018 IEEE Globecom Workshops (GC Wkshps 2018), Workshop paper
    PDF Cite IEEE Xplore 
    @inproceedings{2018-gcwkshps-bader-car-insurance,
    author = {Bader, Lennart and B{\"u}rger, Jens Christoph and Matzutt, Roman and Wehrle, Klaus},
    title = {{Smart Contract-based Car Insurance Policies}},
    booktitle = {2018 IEEE Globecom Workshops (GC Wkshps 2018)},
    publisher = {IEEE},
    year = {2018},
    pages = {},
    keywords = {Blockchain, Ethereum, Smart Contracts, IoT, Sensory, Insurance, Access Control},
    isbn = {978-1-5386-4920-6},
    doi = {10.1109/GLOCOMW.2018.8644136},
}
  28. Thwarting Unwanted Blockchain Content Insertion
    Roman Matzutt, Martin Henze, Jan Henrik Ziegeldorf, Jens Hiller, Klaus Wehrle
    Proceedings of the First IEEE Workshop on Blockchain Technologies and Applications, co-located with the IEEE International Conference on Cloud Engineering 2018 (BTA 2018), Workshop paper
    PDF Cite IEEE Xplore Website 
    @inproceedings{2018-bta-matzutt-bitcoin-content-countermeasures,
    author = {Matzutt, Roman and Henze, Martin and Ziegeldorf, Jan Henrik and Hiller, Jens and Wehrle, Klaus},
    title = {{Thwarting Unwanted Blockchain Content Insertion}},
    booktitle = {Proceedings of the First IEEE Workshop on Blockchain Technologies and Applications, co-located with the IEEE International Conference on Cloud Engineering 2018 (BTA 2018)},
    publisher = {IEEE},
    year = {2018},
    pages = {364--370},
    keywords = {Bitcoin, blockchain, security, objectionable content, countermeasure},
    isbn = {978-1-5386-5008-0},
    doi = {10.1109/IC2E.2018.00070},
}
  29. Secure and anonymous decentralized Bitcoin mixing
    Jan Henrik Ziegeldorf, Roman Matzutt, Martin Henze, Fred Grossmann, Klaus Wehrle
    Future Generation Computer Systems, 80:448-466
    PDF Cite Code 
    @article{2018-fgcs-ziegeldorf-coinparty-v2,
    author = {Ziegeldorf, Jan Henrik and Matzutt, Roman and Henze, Martin and Grossmann, Fred and Wehrle, Klaus},
    title = {{Secure and anonymous decentralized Bitcoin mixing}},
    journal = {Future Generation Computer Systems},
    publisher = {Elsevier},
    year = {2018},
    volume = {80},
    number = {},
    month = {3},
    pages = {448--466},
    keywords = {Bitcoin, digital cash, privacy-preserving protocols, pseudonymity, anonymity, untraceability},
    issn = {0167-739X},
    doi = {10.1016/j.future.2016.05.018},
}
  30. A Quantitative Analysis of the Impact of Arbitrary Blockchain Content on Bitcoin
    Roman Matzutt, Jens Hiller, Martin Henze, Jan Henrik Ziegeldorf, Dirk Müllmann, Oliver Hohlfeld, Klaus Wehrle
    Financial Cryptography and Data Security 2018 (FC ‘18)
    PDF Cite The Morning Paper Website Springer 
    @inproceedings{2018-fc-matzutt-bitcoin-contents,
    author = {Matzutt, Roman and Hiller, Jens and Henze, Martin and Ziegeldorf, Jan Henrik and M{\"u}llmann, Dirk and Hohlfeld, Oliver and Wehrle, Klaus},
    title = {{A Quantitative Analysis of the Impact of Arbitrary Blockchain Content on Bitcoin}},
    booktitle = {Financial Cryptography and Data Security 2018 (FC ‘18)},
    publisher = {Springer},
    year = {2018},
    pages = {420--438},
    keywords = {},
    isbn = {},
    doi = {10.1007/978-3-662-58387-6_23},
}

    31. 2017

  31. Network Security and Privacy for Cyber-Physical Systems
    Martin Henze, Jens Hiller, René Hummen, Roman Matzutt, Klaus Wehrle, Jan Henrik Ziegeldorf
    Book chapter, in: Security and Privacy in Cyber-Physical Systems: Foundations, Principles and Applications, pp. 25-56
    Cite 
    @incollection{2017-cps-henze-network-sp,
    author = {Henze, Martin and Hiller, Jens and Hummen, René and Matzutt, Roman and Wehrle, Klaus and Ziegeldorf, Jan Henrik},
    title = {{Network Security and Privacy for Cyber-Physical Systems}},
    booktitle = {Security and Privacy in Cyber-Physical Systems: Foundations, Principles and Applications},
    publisher = {Wiley-IEEE Press},
    editor = {},
    year = {2017},
    pages = {25--56},
    keywords = {security and privacy, lightweight security, cyber-physical systems, Internet of Things, sensor networks, cloud},
    isbn = {978-1-119-22604-8},
    doi = {10.1002/9781119226079.ch2},
}
  32. myneData: Towards a Trusted and User-controlled Ecosystem for Sharing Personal Data
    Roman Matzutt, Dirk Müllmann, Eva-Maria Schomakers (born Zeissig), Christiane Horst, Kai Kasugai, Sean Lidynia, Simon Wieninger, Jan Henrik Ziegeldorf, Gerhard Gudergan, Indra Spiecker gen. Döhmann, Klaus Wehrle, Martina Ziefle
    INFORMATIK 2017
    PDF Cite Slides GI DL 
    @inproceedings{2017-giinformatik-matzutt-mynedata,
    author = {Matzutt, Roman and M{\"u}llmann, Dirk and Zeissig, Eva-Maria and Horst, Christiane and Kasugai, Kai and Lidynia, Sean and Wieninger, Simon and Ziegeldorf, Jan Henrik and Gudergan, Gerhard and Spiecker, Indra and Wehrle, Klaus and Ziefle, Martina},
    title = {{myneData: Towards a Trusted and User-controlled Ecosystem for Sharing Personal Data}},
    booktitle = {INFORMATIK 2017},
    publisher = {Gesellschaft f{\"u}r Informatik, Bonn},
    year = {2017},
    pages = {1073--1084},
    keywords = {Personal User Data, Personal Information Management, Data Protection Laws, Privacy Enhancing Technologies, Platform Design, Profiling},
    isbn = {978-3-88579-669-5},
    doi = {10.18420/in2017_109},
}
  33. Distributed Configuration, Authorization and Management in the Cloud-based Internet of Things
    Martin Henze, Benedikt Wolters, Roman Matzutt, Torsten Zimmermann, Klaus Wehrle
    Proceedings of the 16th IEEE International Conference on Trust, Security and Privacy in Computing and Communications, Sydney, NSW, Australia (IEEE TrustCom 2017)
    PDF Cite IEEE Xplore 
    @inproceedings{2017-trustcom-henze-dcam,
    author = {Henze, Martin and Wolters, Benedikt and Matzutt, Roman and Zimmermann, Torsten and Wehrle, Klaus},
    title = {{Distributed Configuration, Authorization and Management in the Cloud-based Internet of Things}},
    booktitle = {Proceedings of the 16th IEEE International Conference on Trust, Security and Privacy in Computing and Communications, Sydney, NSW, Australia (IEEE TrustCom 2017)},
    publisher = {IEEE},
    year = {2017},
    pages = {185--192},
    keywords = {Internet of Things, Security, Safety, Cloud Computing, Authorization, Network Management},
    isbn = {978-1-5090-4905-9},
    doi = {10.1109/Trustcom/BigDataSE/ICESS.2017.236},
}
  34. BLOOM: BLoom filter based Oblivious Outsourced Matchings
    Jan Henrik Ziegeldorf, Jan Pennekamp, David Hellmanns, Felix Schwinger, Ike Kunze, Martin Henze, Jens Hiller, Roman Matzutt, Klaus Wehrle
    BMC Medical Genomics, 10(Suppl 2):29-42
    PDF Cite 
    @article{2017-bmcmedgenomics-ziegeldorf-bloom,
    author = {Ziegeldorf, Jan Henrik and Pennekamp, Jan and Hellmanns, David and Schwinger, Felix and Kunze, Ike and Henze, Martin and Hiller, Jens and Matzutt, Roman and Wehrle, Klaus},
    title = {{BLOOM: BLoom filter based Oblivious Outsourced Matchings}},
    journal = {BMC Medical Genomics},
    publisher = {BioMed Central},
    year = {2017},
    volume = {10},
    number = {Suppl 2},
    month = {7},
    pages = {29--42},
    keywords = {Secure outsourcing, Homomorphic encryption, Bloom filters},
    issn = {1755-8794},
    doi = {10.1186/s12920-017-0277-y},
}
  35. The SensorCloud Protocol: Securely Outsourcing Sensor Data to the Cloud
    Martin Henze, René Hummen, Roman Matzutt, Klaus Wehrle
    PDF Cite arXiv 
    @techreport{2016-aib-henze-sensorcloud,
    author = {Henze, Martin and Hummen, René and Matzutt, Roman and Wehrle, Klaus},
    title = {{The SensorCloud Protocol: Securely Outsourcing Sensor Data to the Cloud}},
    year = {2017},
    number = {AIB-2016-06},
    publisher = {Department of Computer Science, RWTH Aachen University},
    institution = {Department of Computer Science, RWTH Aachen University},
    address = {Ahornstr. 55, 52074 Aachen, Germany},
    issn = {0935-3232},
    type = {Technical report},
}
  36. Practical Data Compliance for Cloud Storage
    Martin Henze, Roman Matzutt, Jens Hiller, Erik Mühmer, Jan Henrik Ziegeldorf, Johannes van der Giet, Klaus Wehrle
    Proceedings of the 2017 IEEE International Conference on Cloud Engineering, Vancouver, BC, Canada (IC2E 2017)
    PDF Cite IEEE Xplore 
    @inproceedings{2017-ic2e-henze-prada,
    author = {Henze, Martin and Matzutt, Roman and Hiller, Jens and M{\"u}hmer, Erik and Ziegeldorf, Jan Henrik and van der Giet, Johannes and Wehrle, Klaus},
    title = {{Practical Data Compliance for Cloud Storage}},
    booktitle = {Proceedings of the 2017 IEEE International Conference on Cloud Engineering, Vancouver, BC, Canada (IC2E 2017)},
    publisher = {IEEE},
    year = {2017},
    pages = {252--258},
    keywords = {cloud storage, privacy, data handling requirements, compliance},
    isbn = {978-1-5090-5817-4},
    doi = {10.1109/IC2E.2017.32},
}

    37. 2016

  37. POSTER: I Don’t Want That Content! On the Risks of Exploiting Bitcoin’s Blockchain as a Content Store
    Roman Matzutt, Oliver Hohlfeld, Martin Henze, Robin Rawiel, Jan Henrik Ziegeldorf, Klaus Wehrle
    Proceedings of the 23rd ACM Conference on Computer and Communications Security, Vienna, Austria (ACM CCS 2016), Poster abstract
    PDF Cite ACM DL Website 
    @inproceedings{2016-ccs-matzutt-bitcoin-contents,
    author = {Matzutt, Roman and Hohlfeld, Oliver and Henze, Martin and Rawiel, Robin and Ziegeldorf, Jan Henrik and Wehrle, Klaus},
    title = {{POSTER: I Don't Want That Content! On the Risks of Exploiting Bitcoin's Blockchain as a Content Store}},
    booktitle = {Proceedings of the 23rd ACM Conference on Computer and Communications Security, Vienna, Austria (ACM CCS 2016)},
    publisher = {ACM},
    year = {2016},
    pages = {1769--1771},
    keywords = {},
    isbn = {978-1-4503-4139-4},
    doi = {10.1145/2976749.2989059},
}

    38. 2015

  38. Design and Implementation of Secure Decentralized Bitcoin Mixing
    Roman Matzutt
    MSc. thesis
    Cite Code 
    @mastersthesis{2015-mscthesis-matzutt-coinparty,
    author = {Matzutt, Roman},
    title = {{Design and Implementation of Secure Decentralized Bitcoin Mixing}},
    school = {Communication and Distributed Systems, RWTH Aachen University},
    year = {2015},
}

    39. 2014

  39. A Trust Point-based Security Architecture for Sensor Data in the Cloud
    Martin Henze, René Hummen, Roman Matzutt, Klaus Wehrle
    Book chapter, in: Trusted Cloud Computing, pp. 77-106
    Cite 
    @incollection{2014-tcc-henze-trustpoint,
    author = {Henze, Martin and Hummen, René and Matzutt, Roman and Wehrle, Klaus},
    title = {{A Trust Point-based Security Architecture for Sensor Data in the Cloud}},
    booktitle = {Trusted Cloud Computing},
    publisher = {Springer},
    editor = {},
    year = {2014},
    pages = {77--106},
    keywords = {Sensor Network, Sensor Node, Cloud Computing, Sensor Data, Data Item},
    isbn = {978-3-319-12717-0},
    doi = {10.1007/978-3-319-12718-7_6},
}

    40. 2013

  40. Maintaining User Control While Storing and Processing Sensor Data in the Cloud
    Martin Henze, René Hummen, Roman Matzutt, Daniel Catrein, Klaus Wehrle
    International Journal of Grid and High Performance Computing (IJGHPC), 5(4):97-112
    PDF Cite 
    @article{2013-ijghpc-henze-sensorcloud,
    author = {Henze, Martin and Hummen, René and Matzutt, Roman and Catrein, Daniel and Wehrle, Klaus},
    title = {{Maintaining User Control While Storing and Processing Sensor Data in the Cloud}},
    journal = {International Journal of Grid and High Performance Computing (IJGHPC)},
    publisher = {IGI Global},
    year = {2013},
    volume = {5},
    number = {4},
    month = {12},
    pages = {97--112},
    keywords = {},
    issn = {1938-0259},
    doi = {10.4018/ijghpc.2013100107},
}
  41. User-controlled Utilization of Sensor Data for Cloud Computing
    Roman Matzutt
    BSc. thesis
    Cite 
    @mastersthesis{2013-bscthesis-matzutt-sensorcloud,
    author = {Matzutt, Roman},
    title = {{User-controlled Utilization of Sensor Data for Cloud Computing}},
    school = {Communication and Distributed Systems, RWTH Aachen University},
    year = {2013},
    type = {Bachelor's thesis},
}