Michelle X Yeo
Graduate School
Pietrzak Group
14 Publications
2025 | Published | Conference Paper | IST-REx-ID: 19600
Route discovery in private payment channel networks
Avarikioti, Zeta, Route discovery in private payment channel networks. Computer Security. ESORICS 2024 International Workshops 15263. 2025
View
| DOI
Avarikioti, Zeta, Route discovery in private payment channel networks. Computer Security. ESORICS 2024 International Workshops 15263. 2025
2024 | Published | Conference Paper | IST-REx-ID: 15007 |

Eating sandwiches: Modular and lightweight elimination of transaction reordering attacks
O. Alpos, I. Amores-Sesar, C. Cachin, M.X. Yeo, in:, 27th International Conference on Principles of Distributed Systems, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2024.
[Published Version]
View
| Files available
| DOI
| arXiv
O. Alpos, I. Amores-Sesar, C. Cachin, M.X. Yeo, in:, 27th International Conference on Principles of Distributed Systems, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2024.
2024 | Published | Conference Paper | IST-REx-ID: 17328 |

Fully automated selfish mining analysis in efficient proof systems blockchains
K. Chatterjee, A. Ebrahimzadeh, M. Karrabi, K.Z. Pietrzak, M.X. Yeo, D. Zikelic, in:, Proceedings of the 43rd Annual ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2024, pp. 268–278.
[Published Version]
View
| Files available
| DOI
| arXiv
K. Chatterjee, A. Ebrahimzadeh, M. Karrabi, K.Z. Pietrzak, M.X. Yeo, D. Zikelic, in:, Proceedings of the 43rd Annual ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2024, pp. 268–278.
2024 | Published | Journal Article | IST-REx-ID: 14820 |

Weighted packet selection for rechargeable links in cryptocurrency networks: Complexity and approximation
S. Schmid, J. Svoboda, M.X. Yeo, Theoretical Computer Science 989 (2024).
[Published Version]
View
| Files available
| DOI
S. Schmid, J. Svoboda, M.X. Yeo, Theoretical Computer Science 989 (2024).
2023 | Published | Conference Paper | IST-REx-ID: 12660 |

Cross-client label propagation for transductive and semi-supervised federated learning
J.A. Scott, M.X. Yeo, C. Lampert, in:, Transactions in Machine Learning, Curran Associates, 2023.
[Preprint]
View
| Files available
| arXiv
J.A. Scott, M.X. Yeo, C. Lampert, in:, Transactions in Machine Learning, Curran Associates, 2023.
2023 | Published | Conference Paper | IST-REx-ID: 14736
R2: Boosting liquidity in payment channel networks with online admission control
M. Bastankhah, K. Chatterjee, M.A. Maddah-Ali, S. Schmid, J. Svoboda, M.X. Yeo, in:, 27th International Conference on Financial Cryptography and Data Security, Springer Nature, 2023, pp. 309–325.
View
| DOI
M. Bastankhah, K. Chatterjee, M.A. Maddah-Ali, S. Schmid, J. Svoboda, M.X. Yeo, in:, 27th International Conference on Financial Cryptography and Data Security, Springer Nature, 2023, pp. 309–325.
2023 | Published | Conference Paper | IST-REx-ID: 14490 |

Lightning creation games
Z. Avarikioti, T. Lizurej, T. Michalak, M.X. Yeo, in:, 43rd International Conference on Distributed Computing Systems, IEEE, 2023, pp. 603–613.
[Preprint]
View
| Files available
| DOI
| Download Preprint (ext.)
| arXiv
Z. Avarikioti, T. Lizurej, T. Michalak, M.X. Yeo, in:, 43rd International Conference on Distributed Computing Systems, IEEE, 2023, pp. 603–613.
2023 | Published | Thesis | IST-REx-ID: 14506 |

Advances in efficiency and privacy in payment channel network analysis
Yeo, Michelle X, Advances in efficiency and privacy in payment channel network analysis. 2023
[Published Version]
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| Files available
| DOI
Yeo, Michelle X, Advances in efficiency and privacy in payment channel network analysis. 2023
2022 | Published | Conference Paper | IST-REx-ID: 17060 |

Wiser: Increasing throughput in payment channel networks with transaction aggregation
S. Tiwari, M.X. Yeo, Z. Avarikioti, I. Salem, K.Z. Pietrzak, S. Schmid, in:, Proceedings of the 4th ACM Conference on Advances in Financial Technologies, Association for Computing Machinery, 2022, pp. 217–231.
[Published Version]
View
| Files available
| DOI
| WoS
| arXiv
S. Tiwari, M.X. Yeo, Z. Avarikioti, I. Salem, K.Z. Pietrzak, S. Schmid, in:, Proceedings of the 4th ACM Conference on Advances in Financial Technologies, Association for Computing Machinery, 2022, pp. 217–231.
2022 | Published | Conference Paper | IST-REx-ID: 12167 |

Hide & Seek: Privacy-preserving rebalancing on payment channel networks
G. Avarikioti, K.Z. Pietrzak, I. Salem, S. Schmid, S. Tiwari, M.X. Yeo, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 358–373.
[Preprint]
View
| DOI
| Download Preprint (ext.)
| arXiv
G. Avarikioti, K.Z. Pietrzak, I. Salem, S. Schmid, S. Tiwari, M.X. Yeo, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 358–373.
2021 | Published | Conference Paper | IST-REx-ID: 10407 |

Trojan-resilience without cryptography
S. Chakraborty, S. Dziembowski, M. Gałązka, T. Lizurej, K.Z. Pietrzak, M.X. Yeo, in:, Springer Nature, 2021, pp. 397–428.
[Preprint]
View
| DOI
| Download Preprint (ext.)
| WoS
S. Chakraborty, S. Dziembowski, M. Gałązka, T. Lizurej, K.Z. Pietrzak, M.X. Yeo, in:, Springer Nature, 2021, pp. 397–428.
2021 | Published | Conference Paper | IST-REx-ID: 9826 |

Inverse-Sybil attacks in automated contact tracing
B. Auerbach, S. Chakraborty, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, M.X. Yeo, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 399–421.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
B. Auerbach, S. Chakraborty, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, M.X. Yeo, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 399–421.
2021 | Published | Conference Paper | IST-REx-ID: 10049 |

Keep the dirt: tainted TreeKEM, adaptively and actively secure continuous group key agreement
K. Klein, G. Pascual Perez, M. Walter, C. Kamath Hosdurg, M. Capretto, M. Cueto Noval, I. Markov, M.X. Yeo, J.F. Alwen, K.Z. Pietrzak, in:, 2021 IEEE Symposium on Security and Privacy , IEEE, 2021, pp. 268–284.
[Preprint]
View
| Files available
| DOI
| Download Preprint (ext.)
K. Klein, G. Pascual Perez, M. Walter, C. Kamath Hosdurg, M. Capretto, M. Cueto Noval, I. Markov, M.X. Yeo, J.F. Alwen, K.Z. Pietrzak, in:, 2021 IEEE Symposium on Security and Privacy , IEEE, 2021, pp. 268–284.
2021 | Published | Conference Paper | IST-REx-ID: 9969 |

LightPIR: Privacy-preserving route discovery for payment channel networks
K.Z. Pietrzak, I. Salem, S. Schmid, M.X. Yeo, in:, IEEE, 2021.
[Submitted Version]
View
| Files available
| DOI
| Download Submitted Version (ext.)
| WoS
| arXiv
K.Z. Pietrzak, I. Salem, S. Schmid, M.X. Yeo, in:, IEEE, 2021.
Grants
14 Publications
2025 | Published | Conference Paper | IST-REx-ID: 19600
Route discovery in private payment channel networks
Avarikioti, Zeta, Route discovery in private payment channel networks. Computer Security. ESORICS 2024 International Workshops 15263. 2025
View
| DOI
Avarikioti, Zeta, Route discovery in private payment channel networks. Computer Security. ESORICS 2024 International Workshops 15263. 2025
2024 | Published | Conference Paper | IST-REx-ID: 15007 |

Eating sandwiches: Modular and lightweight elimination of transaction reordering attacks
O. Alpos, I. Amores-Sesar, C. Cachin, M.X. Yeo, in:, 27th International Conference on Principles of Distributed Systems, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2024.
[Published Version]
View
| Files available
| DOI
| arXiv
O. Alpos, I. Amores-Sesar, C. Cachin, M.X. Yeo, in:, 27th International Conference on Principles of Distributed Systems, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2024.
2024 | Published | Conference Paper | IST-REx-ID: 17328 |

Fully automated selfish mining analysis in efficient proof systems blockchains
K. Chatterjee, A. Ebrahimzadeh, M. Karrabi, K.Z. Pietrzak, M.X. Yeo, D. Zikelic, in:, Proceedings of the 43rd Annual ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2024, pp. 268–278.
[Published Version]
View
| Files available
| DOI
| arXiv
K. Chatterjee, A. Ebrahimzadeh, M. Karrabi, K.Z. Pietrzak, M.X. Yeo, D. Zikelic, in:, Proceedings of the 43rd Annual ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2024, pp. 268–278.
2024 | Published | Journal Article | IST-REx-ID: 14820 |

Weighted packet selection for rechargeable links in cryptocurrency networks: Complexity and approximation
S. Schmid, J. Svoboda, M.X. Yeo, Theoretical Computer Science 989 (2024).
[Published Version]
View
| Files available
| DOI
S. Schmid, J. Svoboda, M.X. Yeo, Theoretical Computer Science 989 (2024).
2023 | Published | Conference Paper | IST-REx-ID: 12660 |

Cross-client label propagation for transductive and semi-supervised federated learning
J.A. Scott, M.X. Yeo, C. Lampert, in:, Transactions in Machine Learning, Curran Associates, 2023.
[Preprint]
View
| Files available
| arXiv
J.A. Scott, M.X. Yeo, C. Lampert, in:, Transactions in Machine Learning, Curran Associates, 2023.
2023 | Published | Conference Paper | IST-REx-ID: 14736
R2: Boosting liquidity in payment channel networks with online admission control
M. Bastankhah, K. Chatterjee, M.A. Maddah-Ali, S. Schmid, J. Svoboda, M.X. Yeo, in:, 27th International Conference on Financial Cryptography and Data Security, Springer Nature, 2023, pp. 309–325.
View
| DOI
M. Bastankhah, K. Chatterjee, M.A. Maddah-Ali, S. Schmid, J. Svoboda, M.X. Yeo, in:, 27th International Conference on Financial Cryptography and Data Security, Springer Nature, 2023, pp. 309–325.
2023 | Published | Conference Paper | IST-REx-ID: 14490 |

Lightning creation games
Z. Avarikioti, T. Lizurej, T. Michalak, M.X. Yeo, in:, 43rd International Conference on Distributed Computing Systems, IEEE, 2023, pp. 603–613.
[Preprint]
View
| Files available
| DOI
| Download Preprint (ext.)
| arXiv
Z. Avarikioti, T. Lizurej, T. Michalak, M.X. Yeo, in:, 43rd International Conference on Distributed Computing Systems, IEEE, 2023, pp. 603–613.
2023 | Published | Thesis | IST-REx-ID: 14506 |

Advances in efficiency and privacy in payment channel network analysis
Yeo, Michelle X, Advances in efficiency and privacy in payment channel network analysis. 2023
[Published Version]
View
| Files available
| DOI
Yeo, Michelle X, Advances in efficiency and privacy in payment channel network analysis. 2023
2022 | Published | Conference Paper | IST-REx-ID: 17060 |

Wiser: Increasing throughput in payment channel networks with transaction aggregation
S. Tiwari, M.X. Yeo, Z. Avarikioti, I. Salem, K.Z. Pietrzak, S. Schmid, in:, Proceedings of the 4th ACM Conference on Advances in Financial Technologies, Association for Computing Machinery, 2022, pp. 217–231.
[Published Version]
View
| Files available
| DOI
| WoS
| arXiv
S. Tiwari, M.X. Yeo, Z. Avarikioti, I. Salem, K.Z. Pietrzak, S. Schmid, in:, Proceedings of the 4th ACM Conference on Advances in Financial Technologies, Association for Computing Machinery, 2022, pp. 217–231.
2022 | Published | Conference Paper | IST-REx-ID: 12167 |

Hide & Seek: Privacy-preserving rebalancing on payment channel networks
G. Avarikioti, K.Z. Pietrzak, I. Salem, S. Schmid, S. Tiwari, M.X. Yeo, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 358–373.
[Preprint]
View
| DOI
| Download Preprint (ext.)
| arXiv
G. Avarikioti, K.Z. Pietrzak, I. Salem, S. Schmid, S. Tiwari, M.X. Yeo, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 358–373.
2021 | Published | Conference Paper | IST-REx-ID: 10407 |

Trojan-resilience without cryptography
S. Chakraborty, S. Dziembowski, M. Gałązka, T. Lizurej, K.Z. Pietrzak, M.X. Yeo, in:, Springer Nature, 2021, pp. 397–428.
[Preprint]
View
| DOI
| Download Preprint (ext.)
| WoS
S. Chakraborty, S. Dziembowski, M. Gałązka, T. Lizurej, K.Z. Pietrzak, M.X. Yeo, in:, Springer Nature, 2021, pp. 397–428.
2021 | Published | Conference Paper | IST-REx-ID: 9826 |

Inverse-Sybil attacks in automated contact tracing
B. Auerbach, S. Chakraborty, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, M.X. Yeo, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 399–421.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
B. Auerbach, S. Chakraborty, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, M.X. Yeo, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 399–421.
2021 | Published | Conference Paper | IST-REx-ID: 10049 |

Keep the dirt: tainted TreeKEM, adaptively and actively secure continuous group key agreement
K. Klein, G. Pascual Perez, M. Walter, C. Kamath Hosdurg, M. Capretto, M. Cueto Noval, I. Markov, M.X. Yeo, J.F. Alwen, K.Z. Pietrzak, in:, 2021 IEEE Symposium on Security and Privacy , IEEE, 2021, pp. 268–284.
[Preprint]
View
| Files available
| DOI
| Download Preprint (ext.)
K. Klein, G. Pascual Perez, M. Walter, C. Kamath Hosdurg, M. Capretto, M. Cueto Noval, I. Markov, M.X. Yeo, J.F. Alwen, K.Z. Pietrzak, in:, 2021 IEEE Symposium on Security and Privacy , IEEE, 2021, pp. 268–284.
2021 | Published | Conference Paper | IST-REx-ID: 9969 |

LightPIR: Privacy-preserving route discovery for payment channel networks
K.Z. Pietrzak, I. Salem, S. Schmid, M.X. Yeo, in:, IEEE, 2021.
[Submitted Version]
View
| Files available
| DOI
| Download Submitted Version (ext.)
| WoS
| arXiv
K.Z. Pietrzak, I. Salem, S. Schmid, M.X. Yeo, in:, IEEE, 2021.