Panagiotis Chatzigiannis

43 papers A* 2A 2Journal 27Unranked 12
YearRankTypeTitle / Venue / Authors
2025 A* conf
A Composability Analysis Framework for Web3 Wallet Recovery Mechanisms.
SP
Panagiotis Chatzigiannis, Ke Coby Wang, Sunpreet S. Arora, Mohsen Minaei
2025 J jnl
AUPCH: Auditable Unlinkable Payment Channel Hubs.
IACR Cryptol. ePrint Arch.
Pedro Moreno-Sanchez, Mohsen Minaei, Srinivasan Raghuraman, Panagiotis Chatzigiannis, Duc Viet Le
2025 A conf
DTL: Data Tumbling Layer A Composable Unlinkability for Smart Contracts.
AsiaCCS
Mohsen Minaei, Pedro Moreno-Sanchez, Zhiyong Fang, Srinivasan Raghuraman, Navid Alamati, Panagiotis Chatzigiannis, Ranjit Kumaresan, Duc Viet Le
2025 J jnl
DTL: Data Tumbling Layer. A Composable Unlinkability for Smart Contracts.
CoRR
Mohsen Minaei, Pedro Moreno-Sanchez, Zhiyong Fang, Srinivasan Raghuraman, Navid Alamati, Panagiotis Chatzigiannis, Ranjit Kumaresan, Duc Viet Le
2025 J jnl
FPS: Flexible Payment System.
IACR Cryptol. ePrint Arch.
Adithya Bhat, Srinivasan Raghuraman, Panagiotis Chatzigiannis, Duc Viet Le, Mohsen Minaei
2025 J jnl
LifeXP+: Secure, Usable and Reliable Key Recovery for Web3 Applications.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Suvradip Chakraborty, Shimaa Ahmed
2025 A* conf
Lite-PoT: Practical Powers-of-Tau Setup Ceremony.
CCS
Lucien K. L. Ng, Pedro Moreno-Sanchez, Mohsen Minaei, Panagiotis Chatzigiannis, Adithya Bhat, Duc Viet Le
2025 J jnl
Lite-PoT: Practical Powers-of-Tau Setup Ceremony.
CoRR
Lucien K. L. Ng, Pedro Moreno-Sanchez, Mohsen Minaei, Panagiotis Chatzigiannis, Adithya Bhat, Duc Viet Le
2025 J jnl
SoK: Fully-homomorphic encryption in smart contracts.
IACR Cryptol. ePrint Arch.
Daniel Aronoff, Adithya Bhat, Panagiotis Chatzigiannis, Mohsen Minaei, Srinivasan Raghuraman, Robert M. Townsend, Nicolas Xuan-Yi Zhang
2025 J jnl
Web3 Recovery Mechanisms and User Preferences.
IACR Cryptol. ePrint Arch.
Easwar Vivek Mangipudi, Panagiotis Chatzigiannis, Konstantinos Chalkias, Aniket Kate, Mohsen Minaei, Mainack Mondal
2024 — conf
A Plug-and-Play Long-Range Defense System for Proof-of-Stake Blockchains.
ESORICS (4)
Lucien K. L. Ng, Panagiotis Chatzigiannis, Duc Viet Le, Mohsen Minaei, Ranjit Kumaresan, Mahdi Zamani
2024 J jnl
A Plug-and-Play Long-Range Defense System for Proof-of-Stake Blockchains.
IACR Cryptol. ePrint Arch.
Lucien K. L. Ng, Panagiotis Chatzigiannis, Duc Viet Le, Mohsen Minaei, Ranjit Kumaresan, Mahdi Zamani
2024 — conf
Privacy-Preserving Financial Anomaly Detection via Federated Learning & Multi-Party Computation.
ACSAC Workshops
Sunpreet S. Arora, Andrew Beams, Panagiotis Chatzigiannis, Sebastian Meiser, Karan Patel, Srinivasan Raghuraman, Peter Rindal, Harshal Shah, Yizhen Wang, Yuhang Wu, Hao Yang, Mahdi Zamani
2024 — conf
Truncator: Time-Space Tradeoff of Cryptographic Primitives.
FC (2)
Foteini Baldimtsi, Konstantinos Chalkias, Panagiotis Chatzigiannis, Mahimna Kelkar
2023 J jnl
Privacy-Enhancing Technologies for Financial Data Sharing.
CoRR
Panagiotis Chatzigiannis, Wanyun Catherine Gu, Srinivasan Raghuraman, Peter Rindal, Mahdi Zamani
2023 J jnl
Privacy-Preserving Financial Anomaly Detection via Federated Learning & Multi-Party Computation.
CoRR
Sunpreet S. Arora, Andrew Beams, Panagiotis Chatzigiannis, Sebastian Meiser, Karan Patel, Srinivasan Raghuraman, Peter Rindal, Harshal Shah, Yizhen Wang, Yuhang Wu, Hao Yang, Mahdi Zamani
2023 J jnl
Scalable Off-Chain Auctions.
IACR Cryptol. ePrint Arch.
Mohsen Minaei, Duc Viet Le, Ranjit Kumaresan, Andrew Beams, Pedro Moreno-Sanchez, Yibin Yang, Srinivasan Raghuraman, Panagiotis Chatzigiannis, Mahdi Zamani
2023 J jnl
SoK: Web3 Recovery Mechanisms.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Konstantinos Chalkias, Aniket Kate, Easwar Vivek Mangipudi, Mohsen Minaei, Mainack Mondal
2023 — conf
Unlinkability and Interoperability in Account-Based Universal Payment Channels.
FC Workshops
Mohsen Minaei, Panagiotis Chatzigiannis, Shan Jin, Srinivasan Raghuraman, Ranjit Kumaresan, Mahdi Zamani, Pedro Moreno-Sanchez
2023 J jnl
Unlinkability and Interoperability in Account-Based Universal Payment Channels.
IACR Cryptol. ePrint Arch.
Mohsen Minaei, Panagiotis Chatzigiannis, Shan Jin, Srinivasan Raghuraman, Ranjit Kumaresan, Mahdi Zamani, Pedro Moreno-Sanchez
2022 A conf
Base64 Malleability in Practice.
AsiaCCS
Konstantinos Chalkias, Panagiotis Chatzigiannis
2022 J jnl
Base64 Malleability in Practice.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Konstantinos Chalkias
2022 — conf
Broken Proofs of Solvency in Blockchain Custodial Wallets and Exchanges.
Financial Cryptography Workshops
Konstantinos Chalkias, Panagiotis Chatzigiannis, Yan Ji
2022 J jnl
Broken Proofs of Solvency in Blockchain Custodial Wallets and Exchanges.
IACR Cryptol. ePrint Arch.
Konstantinos Chalkias, Panagiotis Chatzigiannis, Yan Ji
2022 J jnl
Diversification across mining pools: optimal mining strategies under PoW.
J. Cybersecur.
Panagiotis Chatzigiannis, Foteini Baldimtsi, Igor Griva, Jiasun Li
2022 — conf
SoK: Blockchain Light Clients.
Financial Cryptography
Panagiotis Chatzigiannis, Foteini Baldimtsi, Konstantinos Chalkias
2022 J jnl
Truncator: Time-space Tradeoff of Cryptographic Primitives.
IACR Cryptol. ePrint Arch.
Foteini Baldimtsi, Konstantinos Chalkias, Panagiotis Chatzigiannis, Mahimna Kelkar
2022 J jnl
gOTzilla: Efficient Disjunctive Zero-Knowledge Proofs from MPC in the Head, with Application to Proofs of Assets in Cryptocurrencies.
IACR Cryptol. ePrint Arch.
Foteini Baldimtsi, Panagiotis Chatzigiannis, S. Dov Gordon, Phi Hung Le, Daniel McVicker
2022 J jnl
gOTzilla: Efficient Disjunctive Zero-Knowledge Proofs from MPC in the Head, with Application to Proofs of Assets in Cryptocurrencies.
Proc. Priv. Enhancing Technol.
Foteini Baldimtsi, Panagiotis Chatzigiannis, S. Dov Gordon, Phi Hung Le, Daniel McVicker
2021 — conf
Black-Box IoT: Authentication and Distributed Storage of IoT Data from Constrained Sensors.
IoTDI
Panagiotis Chatzigiannis, Foteini Baldimtsi, Constantinos Kolias, Angelos Stavrou
2021 J jnl
Black-Box IoT: Authentication and Distributed Storage of IoT Data from Constrained Sensors.
CoRR
Panagiotis Chatzigiannis, Foteini Baldimtsi, Constantinos Kolias, Angelos Stavrou
2021 — conf
Homomorphic Decryption in Blockchains via Compressed Discrete-Log Lookup Tables.
DPM/CBT@ESORICS
Panagiotis Chatzigiannis, Konstantinos Chalkias, Valeria Nikolaenko
2021 J jnl
Homomorphic decryption in blockchains via compressed discrete-log lookup tables.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Konstantinos Chalkias, Valeria Nikolaenko
2021 — conf
MiniLedger: Compact-Sized Anonymous and Auditable Distributed Payments.
ESORICS (1)
Panagiotis Chatzigiannis, Foteini Baldimtsi
2021 J jnl
MiniLedger: Compact-sized Anonymous and Auditable Distributed Payments.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Foteini Baldimtsi
2021 — conf
Proof of Assets in the Diem Blockchain.
ACNS Workshops
Panagiotis Chatzigiannis, Konstantinos Chalkias
2021 J jnl
Proof of Assets in the Diem Blockchain.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Konstantinos Chalkias
2021 — conf
Reactive Key-Loss Protection in Blockchains.
Financial Cryptography Workshops
Sam Blackshear, Konstantinos Chalkias, Panagiotis Chatzigiannis, Riyaz Faizullabhoy, Irakliy Khaburzaniya, Eleftherios Kokoris-Kogias, Joshua Lind, David Wong, Tim Zakian
2021 J jnl
Reactive Key-Loss Protection in Blockchains.
IACR Cryptol. ePrint Arch.
Sam Blackshear, Konstantinos Chalkias, Panagiotis Chatzigiannis, Riyaz Faizullabhoy, Irakliy Khaburzaniya, Eleftherios Kokoris-Kogias, Joshua Lind, David Wong, Tim Zakian
2021 — conf
SoK: Auditability and Accountability in Distributed Payment Systems.
ACNS (2)
Panagiotis Chatzigiannis, Foteini Baldimtsi, Konstantinos Chalkias
2021 J jnl
SoK: Auditability and Accountability in Distributed Payment Systems.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Foteini Baldimtsi, Konstantinos Chalkias
2021 J jnl
SoK: Blockchain Light Clients.
IACR Cryptol. ePrint Arch.
Panagiotis Chatzigiannis, Foteini Baldimtsi, Konstantinos Chalkias
2019 J jnl
Diversification Across Mining Pools: Optimal Mining Strategies under PoW.
CoRR
Panagiotis Chatzigiannis, Foteini Baldimtsi, Igor Griva, Jiasun Li