Lucjan Hanzlik

According to our database, Lucjan Hanzlik authored at least 63 papers between 2012 and 2024.

Collaborative distances:

• Dijkstra number of three.
• Erdős number of three.

2024

VRaaS: Verifiable Randomness as a Service on Blockchains.

Jacob Gorman, Lucjan Hanzlik, Aniket Kate, Easwar Vivek Mangipudi, Pratyay Mukherjee, Pratik Sarkar, Sri Aravinda Krishnan Thyagarajan

IACR Cryptol. ePrint Arch., 2024

Delegating FIDO Credentials Using Single-use ECDSA Signatures.

Wei-Zhu Yeoh, Lucjan Hanzlik, Oliver Valta

Proceedings of the 19th ACM Asia Conference on Computer and Communications Security, 2024

2023

Post Quantum Fuzzy Stealth Signatures and Applications.

Sihang Pu, Sri Aravinda Krishnan Thyagarajan, Nico Döttling, Lucjan Hanzlik

IACR Cryptol. ePrint Arch., 2023

Non-Interactive Blind Signatures for Random Messages.

Lucjan Hanzlik

IACR Cryptol. ePrint Arch., 2023

M&M'S: Mix and Match Attacks on Schnorr-type Blind Signatures with Repetition.

Khue Do, Lucjan Hanzlik, Eugenio Paracucchi

IACR Cryptol. ePrint Arch., 2023

On the Security of Rate-limited Privacy Pass.

Hien Chu, Khue Do, Lucjan Hanzlik

IACR Cryptol. ePrint Arch., 2023

SoK: Signatures With Randomizable Keys.

Sofía Celi, Scott Griffy, Lucjan Hanzlik, Octavio Perez-Kempner, Daniel Slamanig

IACR Cryptol. ePrint Arch., 2023

Fast IDentity Online with Anonymous Credentials (FIDO-AC).

Wei-Zhu Yeoh, Michal Kepkowski, Gunnar Heide, Dali Kaafar, Lucjan Hanzlik

Proceedings of the 32nd USENIX Security Symposium, 2023

2022

How Not to Handle Keys: Timing Attacks on FIDO Authenticator Privacy.

Michal Kepkowski, Lucjan Hanzlik, Ian D. Wood, Mohamed Ali Kâafar

Proc. Priv. Enhancing Technol., 2022

PI-Cut-Choo! Parallel Instance Cut and Choose for Practical Blind Signatures.

Benedikt Wagner, Lucjan Hanzlik, Julian Loss

IACR Cryptol. ePrint Arch., 2022

Rai-Choo! Evolving Blind Signatures to the Next Level.

Lucjan Hanzlik, Julian Loss, Benedikt Wagner

IACR Cryptol. ePrint Arch., 2022

Token meets Wallet: Formalizing Privacy and Revocation for FIDO2.

Lucjan Hanzlik, Julian Loss, Benedikt Wagner

IACR Cryptol. ePrint Arch., 2022

Sweep-UC: Swapping Coins Privately.

Lucjan Hanzlik, Julian Loss, Sri Aravinda Krishnan Thyagarajan, Benedikt Wagner

IACR Cryptol. ePrint Arch., 2022

McFly: Verifiable Encryption to the Future Made Practical.

Nico Döttling, Lucjan Hanzlik, Bernardo Magri, Stella Wohnig

IACR Cryptol. ePrint Arch., 2022

A framework for constructing Single Secret Leader Election from MPC.

Michael Backes, Pascal Berrang, Lucjan Hanzlik, Ivan Pryvalov

IACR Cryptol. ePrint Arch., 2022

Explainable Arguments.

Lucjan Hanzlik, Kamil Kluczniak

Proceedings of the Financial Cryptography and Data Security, 2022

PI-Cut-Choo and Friends: Compact Blind Signatures via Parallel Instance Cut-and-Choose and More.

Rutchathon Chairattana-Apirom, Lucjan Hanzlik, Julian Loss, Anna Lysyanskaya, Benedikt Wagner

Proceedings of the Advances in Cryptology - CRYPTO 2022, 2022

FeIDo: Recoverable FIDO2 Tokens Using Electronic IDs.

Fabian Schwarz, Khue Do, Gunnar Heide, Lucjan Hanzlik, Christian Rossow

Proceedings of the 2022 ACM SIGSAC Conference on Computer and Communications Security, 2022

2021

With a Little Help from My Friends: Constructing Practical Anonymous Credentials.

Lucjan Hanzlik, Daniel Slamanig

IACR Cryptol. ePrint Arch., 2021

MLCapsule: Guarded Offline Deployment of Machine Learning as a Service.

Lucjan Hanzlik, Yang Zhang, Kathrin Grosse, Ahmed Salem, Maximilian Augustin, Michael Backes, Mario Fritz

Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition Workshops, 2021

ePassport and eID Technologies.

Lucjan Hanzlik, Miroslaw Kutylowski

Proceedings of the Security of Ubiquitous Computing Systems, 2021

2020

Single Secret Leader Election.

Dan Boneh, Saba Eskandarian, Lucjan Hanzlik, Nicola Greco

IACR Cryptol. ePrint Arch., 2020

TrollThrottle - Raising the Cost of Astroturfing.

Ilkan Esiyok, Lucjan Hanzlik, Robert Künnemann, Lena Marie Budde, Michael Backes

Proceedings of the Applied Cryptography and Network Security, 2020

2019

Ring Signatures: Logarithmic-Size, No Setup - from Standard Assumptions.

Michael Backes, Nico Döttling, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider

IACR Cryptol. ePrint Arch., 2019

Efficient Non-Interactive Zero-Knowledge Proofs in Cross-Domains without Trusted Setup.

Michael Backes, Lucjan Hanzlik, Amir Herzberg, Aniket Kate, Ivan Pryvalov

IACR Cryptol. ePrint Arch., 2019

CTRL-PACE: Controlled Randomness for e-Passport Password Authentication.

Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski

Fundam. Informaticae, 2019

simTPM: User-centric TPM for Mobile Devices (Technical Report).

Dhiman Chakraborty, Lucjan Hanzlik, Sven Bugiel

CoRR, 2019

simTPM: User-centric TPM for Mobile Devices.

Dhiman Chakraborty, Lucjan Hanzlik, Sven Bugiel

Proceedings of the 28th USENIX Security Symposium, 2019

Pseudonymous Signature Schemes.

Przemyslaw Blaskiewicz, Lucjan Hanzlik, Kamil Kluczniak, Lukasz Krzywiecki, Miroslaw Kutylowski, Marcin Slowik, Marta Wszola

Proceedings of the Advances in Cyber Security: Principles, Techniques, and Applications., 2019

2018

Efficient VLR group signatures for smart cards.

Kamil Kluczniak, Lucjan Hanzlik, Jianfeng Wang

Int. J. Embed. Syst., 2018

Towards Practical Security of Pseudonymous Signature on the BSI eIDAS Token.

Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak

IACR Cryptol. ePrint Arch., 2018

Membership Privacy for Fully Dynamic Group Signatures.

Michael Backes, Lucjan Hanzlik, Jonas Schneider

IACR Cryptol. ePrint Arch., 2018

Signatures with Flexible Public Key: A Unified Approach to Privacy-Preserving Signatures (Full Version).

Michael Backes, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider

IACR Cryptol. ePrint Arch., 2018

Signatures with Flexible Public Key: Introducing Equivalence Classes for Public Keys.

Michael Backes, Lucjan Hanzlik, Kamil Kluczniak, Jonas Schneider

Proceedings of the Advances in Cryptology - ASIACRYPT 2018, 2018

2017

Two-Move and Setup-Free Blind Signatures with Perfect Blindness.

Lucjan Hanzlik, Kamil Kluczniak

Proceedings of the 4th ACM International Workshop on ASIA Public-Key Cryptography, 2017

2016

Security Analysis of ePrint Report 2016/500 "Efficient Identity-Based Encryption and Public-Key Signature from Trapdoor Subgroups".

Lucjan Hanzlik, Kamil Kluczniak

IACR Cryptol. ePrint Arch., 2016

Local Self-Organization with Strong Privacy Protection.

Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski, Shlomi Dolev

Proceedings of the 2016 IEEE Trustcom/BigDataSE/ISPA, 2016

Computations on Private Sets and their Application to Biometric based Authentication Systems.

Wojciech Wodo, Lucjan Hanzlik, Kamil Kluczniak

Proceedings of the 13th International Joint Conference on e-Business and Telecommunications (ICETE 2016), 2016

Thermal Imaging Attacks on Keypad Security Systems.

Wojciech Wodo, Lucjan Hanzlik

Proceedings of the 13th International Joint Conference on e-Business and Telecommunications (ICETE 2016), 2016

Protecting Electronic Signatures in Case of Key Leakage.

Miroslaw Kutylowski, Jacek Cichon, Lucjan Hanzlik, Kamil Kluczniak, Xiaofeng Chen, Jianfeng Wang

Proceedings of the Paradigms in Cryptology - Mycrypt 2016. Malicious and Exploratory Cryptology, 2016

Controlled Randomness - A Defense Against Backdoors in Cryptographic Devices.

Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski

Proceedings of the Paradigms in Cryptology - Mycrypt 2016. Malicious and Exploratory Cryptology, 2016

Chip Authentication for E-Passports: PACE with Chip Authentication Mapping v2.

Lucjan Hanzlik, Miroslaw Kutylowski

Proceedings of the Information Security - 19th International Conference, 2016

A Formal Concept of Domain Pseudonymous Signatures.

Kamil Kluczniak, Lucjan Hanzlik, Miroslaw Kutylowski

Proceedings of the Information Security Practice and Experience, 2016

A Short Paper on Blind Signatures from Knowledge Assumptions.

Lucjan Hanzlik, Kamil Kluczniak

Proceedings of the Financial Cryptography and Data Security, 2016

Pseudonymous Signature on eIDAS Token - Implementation Based Privacy Threats.

Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak

Proceedings of the Information Security and Privacy - 21st Australasian Conference, 2016

2015

Restricted Identification Secure in the Extended Canetti-Krawczyk Model.

Lucjan Hanzlik, Miroslaw Kutylowski

J. Univers. Comput. Sci., 2015

Tracing Attacks on U-Prove with Revocation Mechanism.

Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski

IACR Cryptol. ePrint Arch., 2015

Insecurity of Anonymous Login with German Personal Identity Cards.

Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski

Proceedings of the International Symposium on Security and Privacy in Social Networks and Big Data, 2015

Anonymous Evaluation System.

Kamil Kluczniak, Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski

Proceedings of the Network and System Security - 9th International Conference, 2015

Hard Invalidation of Electronic Signatures.

Lucjan Hanzlik, Miroslaw Kutylowski, Moti Yung

Proceedings of the Information Security Practice and Experience, 2015

Tracing Attacks on U-Prove with Revocation Mechanism: Tracing Attacks for U-Prove.

Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski

Proceedings of the 10th ACM Symposium on Information, 2015

Recovering Lost Device-Bound Credentials.

Foteini Baldimtsi, Jan Camenisch, Lucjan Hanzlik, Stephan Krenn, Anja Lehmann, Gregory Neven

Proceedings of the Applied Cryptography and Network Security, 2015

2014

Attack against a Pairing Based Anonymous Authentication Protocol.

Lucjan Hanzlik, Kamil Kluczniak

Proceedings of the SOFSEM 2014: Theory and Practice of Computer Science, 2014

Forbidden City Model - Towards a Practice Relevant Framework for Designing Cryptographic Protocols.

Miroslaw Kutylowski, Lucjan Hanzlik, Kamil Kluczniak, Przemyslaw Kubiak, Lukasz Krzywiecki

Proceedings of the Information Security Practice and Experience, 2014

Attack on U-Prove Revocation Scheme from FC'13 - Passing Verification by Revoked Users.

Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski

Proceedings of the Financial Cryptography and Data Security, 2014

A Short Paper on How to Improve U-Prove Using Self-Blindable Certificates.

Lucjan Hanzlik, Kamil Kluczniak

Proceedings of the Financial Cryptography and Data Security, 2014

Stand-by Attacks on E-ID Password Authentication.

Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski

Proceedings of the Information Security and Cryptology - 10th International Conference, 2014

2013

Attack against Ibrahim's Distributed Key Generation for RSA.

Blazej Brzezniak, Lucjan Hanzlik, Przemyslaw Kubiak, Miroslaw Kutylowski

Int. J. Netw. Secur., 2013

Mutual Chip Authentication.

Lucjan Hanzlik, Kamil Kluczniak, Lukasz Krzywiecki, Miroslaw Kutylowski

Proceedings of the 12th IEEE International Conference on Trust, 2013

Identity Security in Biometric Systems based on Keystroking.

Lucjan Hanzlik, Wojciech Wodo

Proceedings of the SECRYPT 2013, 2013

Simplified PACE|AA Protocol.

Lucjan Hanzlik, Lukasz Krzywiecki, Miroslaw Kutylowski

Proceedings of the Information Security Practice and Experience, 2013

Mutual Restricted Identification.

Lucjan Hanzlik, Kamil Kluczniak, Miroslaw Kutylowski, Lukasz Krzywiecki

Proceedings of the Public Key Infrastructures, Services and Applications, 2013

2012

Restricted Identification without Group Keys.

Lucjan Hanzlik, Kamil Kluczniak, Przemyslaw Kubiak, Miroslaw Kutylowski

Proceedings of the 11th IEEE International Conference on Trust, 2012