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Zeta Avarikioti

Univ.Ass. Dr.sc.ETH

Research Focus

  • Logic and Computation: 100%

Research Areas

  • Security Protocols, computer security, Cybersecurity, Blockchain Technology
Zeta Avarikioti

About

Zeta holds a PhD from ETH Zürich, advised by Roger Wattenhofer, and completed postdoctoral fellowships at ISTA/Columbia University and TU Wien.

Her research interests focus on distributed systems, scalability and interoperability of blockchain protocols, and the analysis of cryptoeconomic incentives.

Role

Contact

  • Securing Lightning Channels against Rational Miners / Aumayr, L., Avarikioti, Z., Maffei, M., & Mazumdar, S. (2024). Securing Lightning Channels against Rational Miners. In B. Luo, X. Liao, & J. Xu (Eds.), Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications Security (pp. 393–407). https://doi.org/10.1145/3658644.3670373
    Download: Paper (1.21 MB)
    Projects: Browsec (2018–2024) / CDL-BOT (2020–2025) / CoRaF (2022–2025) / DLDaI (2022–2024) / PR4DLT (2018–2021) / SCALE2 (2023–2027) / SFB SPyCoDe (2023–2026)
  • Musketeer: Incentive-Compatible Rebalancing for Payment Channel Networks / Avarikioti, Z., Schmid, S., & Tiwari, S. (2024). Musketeer: Incentive-Compatible Rebalancing for Payment Channel Networks. In R. Böhme & L. Kiffer (Eds.), 6th Conference on Advances in Financial Technologies (AFT 2024) (pp. 1–22). https://doi.org/10.4230/LIPIcs.AFT.2024.13
    Download: Paper Published Version (1.01 MB)
    Projects: CoRaF (2022–2025) / SCALE2 (2023–2027) / SFB SPyCoDe (2023–2026)
  • Route Discovery in Private Payment Channel Networks / Avarikioti, G., Bastankhah, M., Maddah-Ali, M. A., Pietrzak, K., Svoboda, J., & Yeo, M. (2024). Route Discovery in Private Payment Channel Networks. In DPM & CBT 2024 Pre-proceedings (pp. 195–211). http://hdl.handle.net/20.500.12708/210627
  • Bribe & Fork: Cheap PCN Bribing Attacks via Forking Threat / Avarikioti, Z., Kędzior, P., Lizurej, T., & Michalak, T. (2024). Bribe & Fork: Cheap PCN Bribing Attacks via Forking Threat. In R. Böhme & L. Kiffer (Eds.), 6th Conference on Advances in Financial Technologies (AFT 2024) (pp. 1–22). https://doi.org/10.4230/LIPIcs.AFT.2024.11
    Projects: CoRaF (2022–2025) / SFB SPyCoDe (2023–2026)
  • Brief Announcement: Musketeer - Incentive-Compatible Rebalancing for Payment Channel Networks / Avarikioti, Z., Schmid, S., & Tiwari, S. (2024). Brief Announcement: Musketeer - Incentive-Compatible Rebalancing for Payment Channel Networks. In PODC ’24: Proceedings of the 43rd ACM Symposium on Principles of Distributed Computing (pp. 306–309). https://doi.org/10.1145/3662158.3662809
    Projects: CoRaF (2022–2025) / SCALE2 (2023–2027) / SFB SPyCoDe (2023–2026)
  • Glimpse: On-Demand PoW Light Client with Constant-Size Storage for DeFi / Scaffino, G., Aumayr, L., Avarikioti, G., & Maffei, M. (2023). Glimpse: On-Demand PoW Light Client with Constant-Size Storage for DeFi. In Proceedings of the 32nd USENIX Security Symposium (pp. 733–750).
    Projects: Browsec (2018–2024) / CDL-BOT (2020–2025) / CoRaF (2022–2025) / SFB SPyCoDe (2023–2026)
  • Lightning Creation Games / Avarikioti, G., Lizurej, T., Michalak, T., & Yeo, M. (2023). Lightning Creation Games. In E. Bertino, B. Li, O. Frieder, & X. Jia (Eds.), 2023 IEEE 43rd International Conference on Distributed Computing Systems (ICDCS 2023) (pp. 603–613). IEEE. https://doi.org/10.1109/ICDCS57875.2023.00037
    Project: CoRaF (2022–2025)
  • Divide & Scale: Formalization and Roadmap to Robust Sharding / Avarikioti, G., Desjardins, A., Kokoris-Kogias, L., & Wattenhofer, R. (2023). Divide & Scale: Formalization and Roadmap to Robust Sharding. In S. Rajsbaum, A. Balliu, J. Daymude, & D. Olivetti (Eds.), Structural Information and Communication Complexity : 30th International Colloquium, SIROCCO 2023, Alcalá de Henares, Spain, June 6–9, 2023, Proceedings (pp. 199–245). Springer. https://doi.org/10.1007/978-3-031-32733-9_10
    Project: CoRaF (2022–2025)
  • FnF-BFT: A BFT Protocol with Provable Performance Under Attack / Avarikioti, G., Heimbach, L., Schmid, R., Vanbever, L., Wattenhofer, R., & Wintermeyer, P. (2023). FnF-BFT: A BFT Protocol with Provable Performance Under Attack. In S. Rajsbaum, A. Balliu, J. Dymude, & D. Olivetti (Eds.), Structural Information and Communication Complexity : 30th International Colloquium, SIROCCO 2023, Alcalá de Henares, Spain, June 6–9, 2023, Proceedings (pp. 165–198). Springer. https://doi.org/10.1007/978-3-031-32733-9_9
    Project: CoRaF (2022–2025)
  • Towards a Game-Theoretic Security Analysis of Off-Chain Protocols / Rain, S., Avarikioti, G., Kovacs, L., & Maffei, M. (2023). Towards a Game-Theoretic Security Analysis of Off-Chain Protocols. In 2023 IEEE 36th Computer Security Foundations Symposium (CSF) (pp. 107–122). IEEE. https://doi.org/10.1109/CSF57540.2023.00003
    Projects: Browsec (2018–2024) / CDL-BOT (2020–2025) / LCS (2017–2025) / PROFET (2019–2023) / ViSP (2019–2023)
  • Hide & Seek: Privacy-Preserving Rebalancing on Payment Channel Networks / Avarikioti, G., Pietrzak, K., Salem, I., Schmid, S., Tiwari, S., & Yeo, M. (2022). Hide & Seek: Privacy-Preserving Rebalancing on Payment Channel Networks. In I. Eyal & J. Garay (Eds.), Financial Cryptography and Data Security (pp. 358–373). Springer-Verlag. https://doi.org/10.1007/978-3-031-18283-9_17
    Projects: CoRaF (2022–2025) / ViSP (2019–2023)
  • Suborn Channels: Incentives Against Timelock Bribes / Avarikioti, G., & Thyfronitis Litos, O. S. (2022). Suborn Channels: Incentives Against Timelock Bribes. In Financial Cryptography and Data Security (pp. 488–511). Springer Nature Switzerland AG. https://doi.org/10.34726/3904
    Download: Paper (556 KB)
  • Wiser: Increasing Throughput in Payment Channel Networks with Transaction Aggregation / Tiwari, S., Yeo, M., Avarikioti, G., Salem, I., Pietrzak, K., & Schmid, S. (2022). Wiser: Increasing Throughput in Payment Channel Networks with Transaction Aggregation. In AFT ’22: Proceedings of the 4th ACM Conference on Advances in Financial Technologies (pp. 217–231). Association for Computing Machinery. https://doi.org/10.1145/3558535.3559775
    Download: PDF (561 KB)
    Projects: CoRaF (2022–2025) / ViSP (2019–2023)