Lucjan Hanzlik

Publication Activity (10 Years)

Years Active: 2012-2024
Publications (10 Years): 67

Top Topics

Privacy Protection

Blind Signature

Top Venues

IACR Cryptol. ePrint Arch.

Financial Cryptography

Publications

Wei-Zhu Yeoh, Lucjan Hanzlik, Oliver Valta
Delegating FIDO Credentials Using Single-use ECDSA Signatures. AsiaCCS (2024)
Khue Do, Lucjan Hanzlik, Eugenio Paracucchi
M&M'S: Mix and Match Attacks on Schnorr-Type Blind Signatures with Repetition. EUROCRYPT (6) (2024)
Jacob Gorman, Lucjan Hanzlik, Aniket Kate, Easwar Vivek Mangipudi, Pratyay Mukherjee, Pratik Sarkar, Sri Aravinda Krishnan Thyagarajan
VRaaS: Verifiable Randomness as a Service on Blockchains. IACR Cryptol. ePrint Arch. 2024 (2024)
Hien Chu, Khue Do, Lucjan Hanzlik
On the Security of Rate-limited Privacy Pass. CCS (2023)
Sihang Pu, Sri Aravinda Krishnan Thyagarajan, Nico Döttling, Lucjan Hanzlik
Post Quantum Fuzzy Stealth Signatures and Applications. IACR Cryptol. ePrint Arch. 2023 (2023)
Wei-Zhu Yeoh, Michal Kepkowski, Gunnar Heide, Dali Kaafar, Lucjan Hanzlik
Fast IDentity Online with Anonymous Credentials (FIDO-AC). CoRR (2023)
Lucjan Hanzlik
Non-Interactive Blind Signatures for Random Messages. IACR Cryptol. ePrint Arch. 2023 (2023)
Wei-Zhu Yeoh, Michal Kepkowski, Gunnar Heide, Dali Kaafar, Lucjan Hanzlik
Fast IDentity Online with Anonymous Credentials (FIDO-AC). USENIX Security Symposium (2023)
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
Token meets Wallet: Formalizing Privacy and Revocation for FIDO2. SP (2023)
Khue Do, Lucjan Hanzlik, Eugenio Paracucchi
M&M'S: Mix and Match Attacks on Schnorr-type Blind Signatures with Repetition. IACR Cryptol. ePrint Arch. 2023 (2023)
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
Rai-Choo! Evolving Blind Signatures to the Next Level. EUROCRYPT (5) (2023)
Hien Chu, Khue Do, Lucjan Hanzlik
On the Security of Rate-limited Privacy Pass. IACR Cryptol. ePrint Arch. 2023 (2023)
Sihang Pu, Sri Aravinda Krishnan Thyagarajan, Nico Döttling, Lucjan Hanzlik
Post Quantum Fuzzy Stealth Signatures and Applications. CCS (2023)
Lucjan Hanzlik
Non-interactive Blind Signatures for Random Messages. EUROCRYPT (5) (2023)
Nico Döttling, Lucjan Hanzlik, Bernardo Magri, Stella Wohnig
McFly: Verifiable Encryption to the Future Made Practical. FC (1) (2023)
Sofía Celi, Scott Griffy, Lucjan Hanzlik, Octavio Perez Kempner, Daniel Slamanig
SoK: Signatures With Randomizable Keys. IACR Cryptol. ePrint Arch. 2023 (2023)
Rutchathon Chairattana-Apirom, Lucjan Hanzlik, Julian Loss, Anna Lysyanskaya, Benedikt Wagner
PI-Cut-Choo and Friends: Compact Blind Signatures via Parallel Instance Cut-and-Choose and More. CRYPTO (3) (2022)
Nico Döttling, Lucjan Hanzlik, Bernardo Magri, Stella Wohnig
McFly: Verifiable Encryption to the Future Made Practical. IACR Cryptol. ePrint Arch. 2022 (2022)
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
Rai-Choo! Evolving Blind Signatures to the Next Level. IACR Cryptol. ePrint Arch. 2022 (2022)
Michal Kepkowski, Lucjan Hanzlik, Ian D. Wood, Mohamed Ali Kâafar
How Not to Handle Keys: Timing Attacks on FIDO Authenticator Privacy. CoRR (2022)
Lucjan Hanzlik, Julian Loss, Sri Aravinda Krishnan Thyagarajan, Benedikt Wagner
Sweep-UC: Swapping Coins Privately. IACR Cryptol. ePrint Arch. 2022 (2022)
Benedikt Wagner, Lucjan Hanzlik, Julian Loss
PI-Cut-Choo! Parallel Instance Cut and Choose for Practical Blind Signatures. IACR Cryptol. ePrint Arch. 2022 (2022)
Lucjan Hanzlik, Kamil Kluczniak
Explainable Arguments. Financial Cryptography (2022)
Michael Backes, Pascal Berrang, Lucjan Hanzlik, Ivan Pryvalov
A Framework for Constructing Single Secret Leader Election from MPC. ESORICS (2) (2022)
Lucjan Hanzlik, Julian Loss, Benedikt Wagner
Token meets Wallet: Formalizing Privacy and Revocation for FIDO2. IACR Cryptol. ePrint Arch. 2022 (2022)
Michal Kepkowski, Lucjan Hanzlik, Ian D. Wood, Mohamed Ali Kâafar
How Not to Handle Keys: Timing Attacks on FIDO Authenticator Privacy. Proc. Priv. Enhancing Technol. 2022 (4) (2022)
Fabian Schwarz, Khue Do, Gunnar Heide, Lucjan Hanzlik, Christian Rossow
FeIDo: Recoverable FIDO2 Tokens Using Electronic IDs. CCS (2022)
Michael Backes, Pascal Berrang, Lucjan Hanzlik, Ivan Pryvalov
A framework for constructing Single Secret Leader Election from MPC. IACR Cryptol. ePrint Arch. 2022 (2022)
Lucjan Hanzlik, Yang Zhang, Kathrin Grosse, Ahmed Salem, Maximilian Augustin, Michael Backes, Mario Fritz
MLCapsule: Guarded Offline Deployment of Machine Learning as a Service. CVPR Workshops (2021)
Lucjan Hanzlik, Daniel Slamanig
With a Little Help from My Friends: Constructing Practical Anonymous Credentials. IACR Cryptol. ePrint Arch. 2021 (2021)
Lucjan Hanzlik, Daniel Slamanig
With a Little Help from My Friends: Constructing Practical Anonymous Credentials. CCS (2021)
Dan Boneh, Saba Eskandarian, Lucjan Hanzlik, Nicola Greco
Single Secret Leader Election. IACR Cryptol. ePrint Arch. 2020 (2020)
Dan Boneh, Saba Eskandarian, Lucjan Hanzlik, Nicola Greco
Single Secret Leader Election. AFT (2020)
Ilkan Esiyok, Lucjan Hanzlik, Robert Künnemann, Lena Marie Budde, Michael Backes
Trollthrottle - Raising the Cost of Astroturfing. CoRR (2020)
Ilkan Esiyok, Lucjan Hanzlik, Robert Künnemann, Lena Marie Budde, Michael Backes
TrollThrottle - Raising the Cost of Astroturfing. ACNS (2) (2020)
Michael Backes, Nico Döttling, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
Ring Signatures: Logarithmic-Size, No Setup - from Standard Assumptions. EUROCRYPT (3) (2019)
Michael Backes, Lucjan Hanzlik, Amir Herzberg, Aniket Kate, Ivan Pryvalov
Efficient Non-Interactive Zero-Knowledge Proofs in Cross-Domains Without Trusted Setup. Public Key Cryptography (1) (2019)
Dhiman Chakraborty, Lucjan Hanzlik, Sven Bugiel
simTPM: User-centric TPM for Mobile Devices (Technical Report). CoRR (2019)
Michael Backes, Lucjan Hanzlik, Amir Herzberg, Aniket Kate, Ivan Pryvalov
Efficient Non-Interactive Zero-Knowledge Proofs in Cross-Domains without Trusted Setup. IACR Cryptol. ePrint Arch. 2019 (2019)
Michael Backes, Nico Döttling, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
Ring Signatures: Logarithmic-Size, No Setup - from Standard Assumptions. IACR Cryptol. ePrint Arch. 2019 (2019)
Dhiman Chakraborty, Lucjan Hanzlik, Sven Bugiel
simTPM: User-centric TPM for Mobile Devices. USENIX Security Symposium (2019)
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
CTRL-PACE: Controlled Randomness for e-Passport Password Authentication. Fundam. Informaticae 169 (4) (2019)
Michael Backes, Lucjan Hanzlik, Jonas Schneider-Bensch
Membership Privacy for Fully Dynamic Group Signatures. CCS (2019)
Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak
Towards Practical Security of Pseudonymous Signature on the BSI eIDAS Token. IACR Cryptol. ePrint Arch. 2018 (2018)
Michael Backes, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
Signatures with Flexible Public Key: Introducing Equivalence Classes for Public Keys. ASIACRYPT (2) (2018)
Michael Backes, Lucjan Hanzlik, Jonas Schneider
Membership Privacy for Fully Dynamic Group Signatures. IACR Cryptol. ePrint Arch. 2018 (2018)
Michael Backes, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider
Signatures with Flexible Public Key: A Unified Approach to Privacy-Preserving Signatures (Full Version). IACR Cryptol. ePrint Arch. 2018 (2018)
Kamil Kluczniak, Lucjan Hanzlik, Jianfeng Wang
Efficient VLR group signatures for smart cards. Int. J. Embed. Syst. 10 (3) (2018)
Lucjan Hanzlik, Yang Zhang, Kathrin Grosse, Ahmed Salem, Max Augustin, Michael Backes, Mario Fritz
MLCapsule: Guarded Offline Deployment of Machine Learning as a Service. CoRR (2018)
Lucjan Hanzlik, Kamil Kluczniak
Two-Move and Setup-Free Blind Signatures with Perfect Blindness. APKC@AsiaCCS (2017)
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
Controlled Randomness - A Defense Against Backdoors in Cryptographic Devices. Mycrypt (2016)
Kamil Kluczniak, Lucjan Hanzlik, Miroslaw Kutylowski
A Formal Concept of Domain Pseudonymous Signatures. ISPEC (2016)
Wojciech Wodo, Lucjan Hanzlik, Kamil Kluczniak
Computations on Private Sets and their Application to Biometric based Authentication Systems. SECRYPT (2016)
Lucjan Hanzlik, Kamil Kluczniak
A Short Paper on Blind Signatures from Knowledge Assumptions. Financial Cryptography (2016)
Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak
Pseudonymous Signature on eIDAS Token - Implementation Based Privacy Threats. ACISP (2) (2016)
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski, Shlomi Dolev
Local Self-Organization with Strong Privacy Protection. Trustcom/BigDataSE/ISPA (2016)
Lucjan Hanzlik, Kamil Kluczniak
Security Analysis of ePrint Report 2016/500 "Efficient Identity-Based Encryption and Public-Key Signature from Trapdoor Subgroups". IACR Cryptol. ePrint Arch. 2016 (2016)
Wojciech Wodo, Lucjan Hanzlik
Thermal Imaging Attacks on Keypad Security Systems. SECRYPT (2016)
Lucjan Hanzlik, Miroslaw Kutylowski
Chip Authentication for E-Passports: PACE with Chip Authentication Mapping v2. ISC (2016)
Miroslaw Kutylowski, Jacek Cichon, Lucjan Hanzlik, Kamil Kluczniak, Xiaofeng Chen, Jianfeng Wang
Protecting Electronic Signatures in Case of Key Leakage. Mycrypt (2016)
Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
Tracing Attacks on U-Prove with Revocation Mechanism: Tracing Attacks for U-Prove. AsiaCCS (2015)
Lucjan Hanzlik, Miroslaw Kutylowski, Moti Yung
Hard Invalidation of Electronic Signatures. ISPEC (2015)
Foteini Baldimtsi, Jan Camenisch, Lucjan Hanzlik, Stephan Krenn, Anja Lehmann, Gregory Neven
Recovering Lost Device-Bound Credentials. ACNS (2015)
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
Insecurity of Anonymous Login with German Personal Identity Cards. SocialSec (2015)
Kamil Kluczniak, Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
Anonymous Evaluation System. NSS (2015)
Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
Tracing Attacks on U-Prove with Revocation Mechanism. IACR Cryptol. ePrint Arch. 2015 (2015)
Lucjan Hanzlik, Miroslaw Kutylowski
Restricted Identification Secure in the Extended Canetti-Krawczyk Model. J. Univers. Comput. Sci. 21 (3) (2015)
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski
Attack on U-Prove Revocation Scheme from FC'13 - Passing Verification by Revoked Users. Financial Cryptography (2014)
Lucjan Hanzlik, Kamil Kluczniak
Attack against a Pairing Based Anonymous Authentication Protocol. SOFSEM (2014)
Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak, Przemyslaw Kubiak, Lukasz Krzywiecki
Forbidden City Model - Towards a Practice Relevant Framework for Designing Cryptographic Protocols. ISPEC (2014)
Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
Stand-by Attacks on E-ID Password Authentication. Inscrypt (2014)
Lucjan Hanzlik, Kamil Kluczniak
A Short Paper on How to Improve U-Prove Using Self-Blindable Certificates. Financial Cryptography (2014)
Lucjan Hanzlik, Kamil Kluczniak, Lukasz Krzywiecki, Miroslaw Kutylowski
Mutual Chip Authentication. TrustCom/ISPA/IUCC (2013)
Blazej Brzezniak, Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski
Attack against Ibrahim's Distributed Key Generation for RSA. Int. J. Netw. Secur. 15 (4) (2013)
Lucjan Hanzlik, Lukasz Krzywiecki, Miroslaw Kutylowski
Simplified PACE|AA Protocol. ISPEC (2013)
Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski, Lukasz Krzywiecki
Mutual Restricted Identification. EuroPKI (2013)
Lucjan Hanzlik, Wojciech Wodo
Identity Security in Biometric Systems based on Keystroking. SECRYPT (2013)
Lucjan Hanzlik, Kamil Kluczniak, Przemyslaw Kubiak, Miroslaw Kutylowski
Restricted Identification without Group Keys. TrustCom (2012)