(1) Hekaton: Horizontally-Scalable zkSNARKs via Proof Aggregation
(PDF)
(Code)
Michael Rosenberg,
Tushar Mopuri,
Hossein Hafezi,
Ian Miers,
Pratyush Mishra
Proceedings of the 2024 ACM SIGSAC Conference on Computer and Communications Security
(2) KZH-Fold: Accountable Voting From Sublinear Accumulation
(PDF)
(Code)
Benedikt Bunz,
Hossein Hafezi,
George Kadianakis,
Arantxa Zapico
Proceedings of the 2025 ACM SIGSAC Conference on Computer and Communications Security
In Collaboration with
Ethereum Foundation
(3) Fair Signature Exchange
(PDF)
(Code)
Hossein Hafezi,
Aditi Partap,
Sourav Das,
Joseph Bonneau,
Submitted to Financial Cryptography and Data Security 2026
(4) Transparent Dictionaries from Polynomial Commitments
(PDF)
(Code)
Hossein Hafezi,
Alireza Shirzad,
Benedikt Bunz,
Joseph Bonneau
Submitted to 35th USENIX Security Symposium
(5) Single-Server Private Outsourcing of zk-SNARKs
Kasra Abbaszadeh,
Hossein Hafezi,
Johnathan Katz,
Sarah Meiklejohn
Submitted to 35th USENIX Security Symposium
In Collaboration with
Google Research (USA)
(6) SoK: Lookup Table Arguments
Hossein Hafezi,
Gaspard Anthoine,
Matteo Campanelli,
Dario Fiore,
Submitted to Financial Cryptography and Data Security 2026
KZH-Fold: Accountable Voting from Sublinear Accumulation (Slides)
IronDict: Transparent Dictionaries from Polynomial Commitments (Slides)
External reviewer in Eurocrypt2025 and CCS2025
Volunteer staff in Eurocrypt2025 (Madrid)