Interests

• Zero-knowledge proofs for privacy-enhancing technologies
• End-to-end encrypted messaging
• Password authenticated key exchange
• Key and binary transparency
• Hybrid post-quantum constructions

Credits

• Current maintainer of the Rust curve25519-dalek, ed25519-dalek, and x25519-dalek crates. In sum, these crates have millions of downstream users.
• Named contributor to the Message Layer Security (MLS) specification
• Author and maintainer of the hpke-rs hybrid encryption crate, currently used in production at Cloudflare, 1Password, and the ISRG.

Publications (Semantic Scholar)

• Hybrid Obfuscated Key Exchange and KEMs [ePrint]

  CRYPTO 2025

  Felix Günther, Michael Rosenberg, Douglas Stebila, Shannon Veitch

• PAKE Combiners and Efficient Post-Quantum Instantiations [ePrint]

  EUROCRYPT 2025

  Julia Hesse, Michael Rosenberg

• ZIPNet: Low-bandwidth anonymous broadcast from (dis)Trusted Execution Environments [ePrint]

  PETS 2025

  Michael Rosenberg, Maurice Shih, Zhenyu Zhao, Rui Wang, Ian Miers, Fan Zhang

• Anonymous Outsourced Statekeeping with Reduced Server Storage [ePrint]

  Dana Dachman-Soled, Esha Ghosh, Mingyu Liang, Ian Miers, Michael Rosenberg

• zk-promises: Anonymous Moderation, Reputation, and Blocking from Anonymous Credentials with Callbacks [ePrint]

  Usenix Security 2025

  Maurice Shih, Michael Rosenberg, Ian Miers

• Hekaton: Horizontally-Scalable zkSNARKs via Proof Aggregation [ePrint]

  CCS 2024

  Michael Rosenberg, Tushar Mopuri, Hossein Hafezi, Ian Miers, Pratyush Mishra

• LATKE: A Framework for Constructing Identity-Binding PAKEs [ePrint]

  CRYPTO 2024

  Jonathan Katz, Michael Rosenberg

• zk-creds: Flexible Anonymous Credentials from zkSNARKs and Existing Identity Infrastructure [ePrint]

  IEEE S&P 2023

  Michael Rosenberg, Jacob White, Christina Garman, Ian Miers

• SNARKBlock: Federated Anonymous Blocklisting from Hidden Common Input Aggregate Proofs [ePrint]

  IEEE S&P 2022

  Michael Rosenberg, Mary Maller, Ian Miers

• Labeled PSI from Homomorphic Encryption with Reduced Computation and Communication [ePrint]

  CCS 2021

  Kelong Cong, Radames Cruz Moreno, Mariana Botelho da Gama, Wei Dai, Ilia Iliashenko, Kim Laine, and Michael Rosenberg

• Boosting the Security of Blind Signature Schemes [ePrint]

  ASIACRYPT 2021

  Jonathan Katz, Julian Loss, Michael Rosenberg

• Libraries’ Approaches to the Security of Public Computers [PDF]

  Symposium on Usable Privacy and Security (SOUPS) Workshop on Inclusive Privacy and Security (WIPS), 2020.

  Samuel Dooley, Michael Rosenberg, Elliott Sloate, Sungbok Shin, Michelle Mazurek