Lucjan Hanzlik

94 papers A* 10A 3B 5C 8Misc 1Journal 39Unranked 26
YearRankTypeTitle / Venue / Authors
2026 J jnl
Non-interactive Blind Signatures with Threshold Issuance.
IACR Cryptol. ePrint Arch.
Foteini Baldimtsi, Lucjan Hanzlik, Aayush Yadav
2025 J jnl
A Note on the Blindness of the Scheme from ePrint 2025/397.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik
2025 J jnl
InstaRand: Instantly Available and Instantly Verifiable On-chain Randomness.
IACR Cryptol. ePrint Arch.
Jacob Gorman, Lucjan Hanzlik, Aniket Kate, Pratyay Mukherjee, Pratik Sarkar, Sri Aravinda Krishnan Thyagarajan
2025 J jnl
Non-Interactive Blind Signatures from RSA Assumption and More.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Eugenio Paracucchi, Riccardo Zanotto
2025 J jnl
Non-interactive Anonymous Tokens with Private Metadata Bit.
IACR Cryptol. ePrint Arch.
Foteini Baldimtsi, Lucjan Hanzlik, Quan Nguyen, Aayush Yadav
2025 — conf
Non-interactive Blind Signatures from RSA Assumption and More.
EUROCRYPT (2)
Lucjan Hanzlik, Eugenio Paracucchi, Riccardo Zanotto
2025 — conf
Tanuki: New Frameworks for (Concurrently Secure) Blind Signatures from Post-Quantum Group Actions.
ASIACRYPT (4)
Lucjan Hanzlik, Yi-Fu Lai, Marzio Mula, Eugenio Paracucchi, Daniel Slamanig, Gang Tang
2025 J jnl
Tanuki: New Frameworks for (Concurrently Secure) Blind Signatures from Post-Quantum Groups Actions.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Yi-Fu Lai, Marzio Mula, Eugenio Paracucchi, Daniel Slamanig, Gang Tang
2025 J jnl
VITARIT: Paying for Threshold Services on Bitcoin and Friends.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Aniket Kate, Easwar Vivek Mangipudi, Pratyay Mukherjee, Sri Aravinda Krishnan Thyagarajan
2025 A conf
VRaaS: Verifiable Randomness as a Service on Blockchains.
CSF
Jacob Gorman, Lucjan Hanzlik, Aniket Kate, Easwar Vivek Mangipudi, Pratyay Mukherjee, Pratik Sarkar, Sri Aravinda Krishnan Thyagarajan
2025 A* conf
Vitārit: Paying for Threshold Services on Bitcoin and Friends.
SP
Sri Aravinda Krishnan Thyagarajan, Easwar Vivek Mangipudi, Lucjan Hanzlik, Aniket Kate, Pratyay Mukherjee
2025 J jnl
When Threshold Meets Anamorphic Signatures: What is Possible and What is Not!
IACR Cryptol. ePrint Arch.
Hien Chu, Khue Do, Lucjan Hanzlik, Sri Aravinda Krishnan Thyagarajan
2024 A conf
Delegating FIDO Credentials Using Single-use ECDSA Signatures.
AsiaCCS
Wei-Zhu Yeoh, Lucjan Hanzlik, Oliver Valta
2024 — conf
M&M'S: Mix and Match Attacks on Schnorr-Type Blind Signatures with Repetition.
EUROCRYPT (6)
Khue Do, Lucjan Hanzlik, Eugenio Paracucchi
2024 — conf
SoK: Signatures with Randomizable Keys.
FC (2)
Sofía Celi, Scott Griffy, Lucjan Hanzlik, Octavio Perez-Kempner, Daniel Slamanig
2024 A* conf
Sweep-UC: Swapping Coins Privately.
SP
Lucjan Hanzlik, Julian Loss, Sri Aravinda Krishnan Thyagarajan, Benedikt Wagner
2024 J jnl
VRaaS: Verifiable Randomness as a Service on Blockchains.
IACR Cryptol. ePrint Arch.
Jacob Gorman, Lucjan Hanzlik, Aniket Kate, Easwar Vivek Mangipudi, Pratyay Mukherjee, Pratik Sarkar, Sri Aravinda Krishnan Thyagarajan
2023 A* conf
Fast IDentity Online with Anonymous Credentials (FIDO-AC).
USENIX Security Symposium
Wei-Zhu Yeoh, Michal Kepkowski, Gunnar Heide, Dali Kaafar, Lucjan Hanzlik
2023 J jnl
Fast IDentity Online with Anonymous Credentials (FIDO-AC).
CoRR
Wei-Zhu Yeoh, Michal Kepkowski, Gunnar Heide, Dali Kaafar, Lucjan Hanzlik
2023 J jnl
M&M'S: Mix and Match Attacks on Schnorr-type Blind Signatures with Repetition.
IACR Cryptol. ePrint Arch.
Khue Do, Lucjan Hanzlik, Eugenio Paracucchi
2023 — conf
McFly: Verifiable Encryption to the Future Made Practical.
FC (1)
Nico Döttling, Lucjan Hanzlik, Bernardo Magri, Stella Wohnig
2023 J jnl
Non-Interactive Blind Signatures for Random Messages.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik
2023 — conf
Non-interactive Blind Signatures for Random Messages.
EUROCRYPT (5)
Lucjan Hanzlik
2023 A* conf
On the Security of Rate-limited Privacy Pass.
CCS
Hien Chu, Khue Do, Lucjan Hanzlik
2023 J jnl
On the Security of Rate-limited Privacy Pass.
IACR Cryptol. ePrint Arch.
Hien Chu, Khue Do, Lucjan Hanzlik
2023 A* conf
Post Quantum Fuzzy Stealth Signatures and Applications.
CCS
Sihang Pu, Sri Aravinda Krishnan Thyagarajan, Nico Döttling, Lucjan Hanzlik
2023 J jnl
Post Quantum Fuzzy Stealth Signatures and Applications.
IACR Cryptol. ePrint Arch.
Sihang Pu, Sri Aravinda Krishnan Thyagarajan, Nico Döttling, Lucjan Hanzlik
2023 — conf
Rai-Choo! Evolving Blind Signatures to the Next Level.
EUROCRYPT (5)
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
2023 J jnl
SoK: Signatures With Randomizable Keys.
IACR Cryptol. ePrint Arch.
Sofía Celi, Scott Griffy, Lucjan Hanzlik, Octavio Perez-Kempner, Daniel Slamanig
2023 A* conf
Token meets Wallet: Formalizing Privacy and Revocation for FIDO2.
SP
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
2022 — conf
A Framework for Constructing Single Secret Leader Election from MPC.
ESORICS (2)
Michael Backes, Pascal Berrang, Lucjan Hanzlik, Ivan Pryvalov
2022 J jnl
A framework for constructing Single Secret Leader Election from MPC.
IACR Cryptol. ePrint Arch.
Michael Backes, Pascal Berrang, Lucjan Hanzlik, Ivan Pryvalov
2022 — conf
Explainable Arguments.
Financial Cryptography
Lucjan Hanzlik, Kamil Kluczniak
2022 A* conf
FeIDo: Recoverable FIDO2 Tokens Using Electronic IDs.
CCS
Fabian Schwarz, Khue Do, Gunnar Heide, Lucjan Hanzlik, Christian Rossow
2022 J jnl
How Not to Handle Keys: Timing Attacks on FIDO Authenticator Privacy.
CoRR
Michal Kepkowski, Lucjan Hanzlik, Ian D. Wood, Mohamed Ali Kâafar
2022 J jnl
How Not to Handle Keys: Timing Attacks on FIDO Authenticator Privacy.
Proc. Priv. Enhancing Technol.
Michal Kepkowski, Lucjan Hanzlik, Ian D. Wood, Mohamed Ali Kâafar
2022 J jnl
McFly: Verifiable Encryption to the Future Made Practical.
IACR Cryptol. ePrint Arch.
Nico Döttling, Lucjan Hanzlik, Bernardo Magri, Stella Wohnig
2022 — conf
PI-Cut-Choo and Friends: Compact Blind Signatures via Parallel Instance Cut-and-Choose and More.
CRYPTO (3)
Rutchathon Chairattana-Apirom, Lucjan Hanzlik, Julian Loss, Anna Lysyanskaya, Benedikt Wagner
2022 J jnl
PI-Cut-Choo! Parallel Instance Cut and Choose for Practical Blind Signatures.
IACR Cryptol. ePrint Arch.
Benedikt Wagner, Lucjan Hanzlik, Julian Loss
2022 J jnl
Rai-Choo! Evolving Blind Signatures to the Next Level.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
2022 J jnl
Sweep-UC: Swapping Coins Privately.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Julian Loss, Sri Aravinda Krishnan Thyagarajan, Benedikt Wagner
2022 J jnl
Token meets Wallet: Formalizing Privacy and Revocation for FIDO2.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
2021 — conf
MLCapsule: Guarded Offline Deployment of Machine Learning as a Service.
CVPR Workshops
Lucjan Hanzlik, Yang Zhang, Kathrin Grosse, Ahmed Salem, Maximilian Augustin, Michael Backes, Mario Fritz
2021 A* conf
With a Little Help from My Friends: Constructing Practical Anonymous Credentials.
CCS
Lucjan Hanzlik, Daniel Slamanig
2021 J jnl
With a Little Help from My Friends: Constructing Practical Anonymous Credentials.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Daniel Slamanig
2021 — ch.
ePassport and eID Technologies.
Security of Ubiquitous Computing Systems
Lucjan Hanzlik, Miroslaw Kutylowski
2020 B conf
Single Secret Leader Election.
AFT
Dan Boneh, Saba Eskandarian, Lucjan Hanzlik, Nicola Greco
2020 J jnl
Single Secret Leader Election.
IACR Cryptol. ePrint Arch.
Dan Boneh, Saba Eskandarian, Lucjan Hanzlik, Nicola Greco
2020 — conf
TrollThrottle - Raising the Cost of Astroturfing.
ACNS (2)
Ilkan Esiyok, Lucjan Hanzlik, Robert Künnemann, Lena Marie Budde, Michael Backes
2020 J jnl
Trollthrottle - Raising the Cost of Astroturfing.
CoRR
Ilkan Esiyok, Lucjan Hanzlik, Robert Künnemann, Lena Marie Budde, Michael Backes
2019 J jnl
CTRL-PACE: Controlled Randomness for e-Passport Password Authentication.
Fundam. Informaticae
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
2019 — conf
Efficient Non-Interactive Zero-Knowledge Proofs in Cross-Domains Without Trusted Setup.
Public Key Cryptography (1)
Michael Backes, Lucjan Hanzlik, Amir Herzberg, Aniket Kate, Ivan Pryvalov
2019 J jnl
Efficient Non-Interactive Zero-Knowledge Proofs in Cross-Domains without Trusted Setup.
IACR Cryptol. ePrint Arch.
Michael Backes, Lucjan Hanzlik, Amir Herzberg, Aniket Kate, Ivan Pryvalov
2019 A* conf
Membership Privacy for Fully Dynamic Group Signatures.
CCS
Michael Backes, Lucjan Hanzlik, Jonas Schneider-Bensch
2019 — ch.
Pseudonymous Signature Schemes.
Advances in Cyber Security
Przemyslaw Blaskiewicz, Lucjan Hanzlik, Kamil Kluczniak, Lukasz Krzywiecki, Miroslaw Kutylowski, Marcin Slowik, Marta Wszola
2019 — conf
Ring Signatures: Logarithmic-Size, No Setup - from Standard Assumptions.
EUROCRYPT (3)
Michael Backes, Nico Döttling, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
2019 J jnl
Ring Signatures: Logarithmic-Size, No Setup - from Standard Assumptions.
IACR Cryptol. ePrint Arch.
Michael Backes, Nico Döttling, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
2019 J jnl
simTPM: User-centric TPM for Mobile Devices (Technical Report).
CoRR
Dhiman Chakraborty, Lucjan Hanzlik, Sven Bugiel
2019 A* conf
simTPM: User-centric TPM for Mobile Devices.
USENIX Security Symposium
Dhiman Chakraborty, Lucjan Hanzlik, Sven Bugiel
2018 J jnl
Efficient VLR group signatures for smart cards.
Int. J. Embed. Syst.
Kamil Kluczniak, Lucjan Hanzlik, Jianfeng Wang
2018 J jnl
MLCapsule: Guarded Offline Deployment of Machine Learning as a Service.
CoRR
Lucjan Hanzlik, Yang Zhang, Kathrin Grosse, Ahmed Salem, Max Augustin, Michael Backes, Mario Fritz
2018 J jnl
Membership Privacy for Fully Dynamic Group Signatures.
IACR Cryptol. ePrint Arch.
Michael Backes, Lucjan Hanzlik, Jonas Schneider
2018 J jnl
Signatures with Flexible Public Key: A Unified Approach to Privacy-Preserving Signatures (Full Version).
IACR Cryptol. ePrint Arch.
Michael Backes, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
2018 — conf
Signatures with Flexible Public Key: Introducing Equivalence Classes for Public Keys.
ASIACRYPT (2)
Michael Backes, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
2018 J jnl
Towards Practical Security of Pseudonymous Signature on the BSI eIDAS Token.
IACR Cryptol. ePrint Arch.
Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak
2017 — conf
Two-Move and Setup-Free Blind Signatures with Perfect Blindness.
APKC@AsiaCCS
Lucjan Hanzlik, Kamil Kluczniak
2016 C conf
A Formal Concept of Domain Pseudonymous Signatures.
ISPEC
Kamil Kluczniak, Lucjan Hanzlik, Miroslaw Kutylowski
2016 — conf
A Short Paper on Blind Signatures from Knowledge Assumptions.
Financial Cryptography
Lucjan Hanzlik, Kamil Kluczniak
2016 C conf
Chip Authentication for E-Passports: PACE with Chip Authentication Mapping v2.
ISC
Lucjan Hanzlik, Miroslaw Kutylowski
2016 C conf
Computations on Private Sets and their Application to Biometric based Authentication Systems.
SECRYPT
Wojciech Wodo, Lucjan Hanzlik, Kamil Kluczniak
2016 — conf
Controlled Randomness - A Defense Against Backdoors in Cryptographic Devices.
Mycrypt
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
2016 — conf
Local Self-Organization with Strong Privacy Protection.
Trustcom/BigDataSE/ISPA
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski, Shlomi Dolev
2016 — conf
Protecting Electronic Signatures in Case of Key Leakage.
Mycrypt
Miroslaw Kutylowski, Jacek Cichon, Lucjan Hanzlik, Kamil Kluczniak, Xiaofeng Chen, Jianfeng Wang
2016 — conf
Pseudonymous Signature on eIDAS Token - Implementation Based Privacy Threats.
ACISP (2)
Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak
2016 J jnl
Security Analysis of ePrint Report 2016/500 "Efficient Identity-Based Encryption and Public-Key Signature from Trapdoor Subgroups".
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Kamil Kluczniak
2016 C conf
Thermal Imaging Attacks on Keypad Security Systems.
SECRYPT
Wojciech Wodo, Lucjan Hanzlik
2015 B conf
Anonymous Evaluation System.
NSS
Kamil Kluczniak, Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
2015 C conf
Hard Invalidation of Electronic Signatures.
ISPEC
Lucjan Hanzlik, Miroslaw Kutylowski, Moti Yung
2015 — conf
Insecurity of Anonymous Login with German Personal Identity Cards.
SocialSec
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
2015 B conf
Recovering Lost Device-Bound Credentials.
ACNS
Foteini Baldimtsi, Jan Camenisch, Lucjan Hanzlik, Stephan Krenn, Anja Lehmann, Gregory Neven
2015 J jnl
Restricted Identification Secure in the Extended Canetti-Krawczyk Model.
J. Univers. Comput. Sci.
Lucjan Hanzlik, Miroslaw Kutylowski
2015 J jnl
Tracing Attacks on U-Prove with Revocation Mechanism.
IACR Cryptol. ePrint Arch.
Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
2015 A conf
Tracing Attacks on U-Prove with Revocation Mechanism: Tracing Attacks for U-Prove.
AsiaCCS
Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
2014 — conf
A Short Paper on How to Improve U-Prove Using Self-Blindable Certificates.
Financial Cryptography
Lucjan Hanzlik, Kamil Kluczniak
2014 B conf
Attack against a Pairing Based Anonymous Authentication Protocol.
SOFSEM
Lucjan Hanzlik, Kamil Kluczniak
2014 — conf
Attack on U-Prove Revocation Scheme from FC'13 - Passing Verification by Revoked Users.
Financial Cryptography
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
2014 C conf
Forbidden City Model - Towards a Practice Relevant Framework for Designing Cryptographic Protocols.
ISPEC
Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak, Przemyslaw Kubiak, Lukasz Krzywiecki
2014 Misc conf
Stand-by Attacks on E-ID Password Authentication.
Inscrypt
Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
2013 J jnl
Attack against Ibrahim's Distributed Key Generation for RSA.
Int. J. Netw. Secur.
Blazej Brzezniak, Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
2013 C conf
Identity Security in Biometric Systems based on Keystroking.
SECRYPT
Lucjan Hanzlik, Wojciech Wodo
2013 — conf
Mutual Chip Authentication.
TrustCom/ISPA/IUCC
Lucjan Hanzlik, Kamil Kluczniak, Lukasz Krzywiecki, Miroslaw Kutylowski
2013 — conf
Mutual Restricted Identification.
EuroPKI
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski, Lukasz Krzywiecki
2013 C conf
Simplified PACE|AA Protocol.
ISPEC
Lucjan Hanzlik, Lukasz Krzywiecki, Miroslaw Kutylowski
2012 B conf
Restricted Identification without Group Keys.
TrustCom
Lucjan Hanzlik, Kamil Kluczniak, Przemyslaw Kubiak, Miroslaw Kutylowski