EUDI Wallet & Anonymous Credentials - Status and Open Challenges [slides] PrivCrypt Workshop @ Eurocrypt, Rom, May 2026
Enabling Anonymous Credentials for Digital Identity Wallets [slides] European Identity and Cloud Conference (EIC), Berlin, May 2026
EUDI Wallet: Strong Security and Privacy - How to combine both? [slides] VSDI Politischer Abend, Berlin, April 2026
Zero-Knowledge Proofs for the EUDI Wallet - Wishlist for HSMs and Secure Elements [slides] Global Platform – Digital Wallet Task Force, Online Meeting, February 2026
The Wonderful World of Cryptographic Pseudonyms [slides] Datenschutzkonferenz Europäischer Datenschutztag, Berlin, Januar 2026
EUDI Wallet: Perspectives and Challenges for ZKP and PQC (Part 1) [slides] European Conference on PQC Migration, Den Haag, December 2025
EU Digital Identity and Anonymous Credentials - A Happy End? [slides] [video] Real-World Cryptography Symposium, Sofia, March 2025
EU's Digital Identity Systems - Reality Check and Techniques for Better Privacy [slides] [video] Chaos Communication Congress 38c3, Hamburg, December 2024
Privacy-Preserving Single Sign-On [slides] Berlin Crypto Meetup, Berlin, December 2024
ZKPs and BBS for Digital Identities - Overview & Perspectives [slides] SPRIND EUDI Wallet conference, Berlin, September 2024
(Strong) aPAKE Revisited: Capturing Multi-User Security and Salting [slides] EuroS&P conference, Vienna, July 2024
Privacy-Preserving Single Sign-On [slides] Attributes+Hiding Workshop @ Eurocrypt, Zürich, May 2024
Privacy-Preserving Authentication: Concepts, Applications, and New Advances [slides] ACNS Conference (Keynote), June 2021
ScrambleDB: Oblivious (Chameleon) Pseudonymization-as-a-Service [slides] Privacy Enhancing Technologies Symposium, Stockholm, July 2019
Updatable Encryption & Key Rotation [slides] Summer School on real-world crypto and privacy (Invited talk), Šibenik, June 2019
Group Signatures - Concepts, Applications, and New Advances [slides] Summer School on real-world crypto and privacy (Invited talk), Šibenik, June 2019
Data Pseudonymization & Key Management: from complex systems to simple solutions [slides] ECRYPT-NET School on Integrating Advanced Cryptography with Applications (Invited talk), Kos, September 2018
Privacy-Preserving and Auditable Data Exchange [slides] ECRYPT-NET School on Integrating Advanced Cryptography with Applications (Invited talk), Kos, September 2018
Password-Based Cryptography: Strong Security from Weak Secrets [slides] Summer School on real-world crypto and privacy (Invited talk), Šibenik, June 2018
Privacy-Enhancing Technologies: Anonymous Credentials and Pseudonym Systems [slides] Summer School on real-world crypto and privacy (Invited talk), Šibenik, June 2018
Updatable Encryption with Post-Compromise Security [slides] Eurocrypt conference, Tel Aviv, May 2018
Cryptography for the Real World: From Theory to Practice and Vice Versa Uni Hamburg - Informatics Colloquium (Invited talk), Hamburg, December 2017
Cryptographic Approaches to Tokenization, Pseudonymization & Transparency [slides] IFIP summer school on privacy and identity management (Invited talk), Ispra, September 2017
UC-Secure Non-Interactive (Adaptively-Secure) Public-Key Encryption [slides] IEEE CSF conference, Santa Barbara, August 2017
Privacy-Enhancing Technologies: DAA, Anonymous Credentials and Pseudonym Systems [slides] ECRYPT-CSA Workshop on Complex Crypto Protocols (Invited talk), Bristol, May 2017
Privacy-Preserving & User-Auditable Pseudonym Systems [slides] IEEE EuroS&P conference, Paris, April 2017
Privacy for Distributed Databases via (Un)linkable & Auditable Pseudonyms [slides] CryptoAction Symposium, Amsterdam, March 2017
Direct Anonymous Attestation and TPM 2.0: Getting Provably-Secure Crypto into the Real-World [slides][video] Real World Cryptography Conference (Invited talk), New York, January 2017
(Un)linkable Pseudonyms for Governmental Databases [slides] ACM CCS conference, Denver, October 2015
Cryptography for People (Strong Crypto from Passwords & (Un)linkable Pseudonyms) [slides] IFIP summer school on privacy and identity management (Invited talk), Edinburgh, August 2015
Privacy-Enhancing Technologies & Applications to eHealth [slides] Health 2.0 Forum (Invited talk), Zurich, April 2015
A Movie Streaming Application & ABC4Trust as Services in the Cloud [slides] ABC4Trust Summit, Brussels, January 2015
Integrating Privacy-Enhancing Credentials in the FutureID Architecture EAB Research Projects Conference (EAB-RPC), Darmstadt, September 2014
Memento: How to Reconstruct Your Secrets from a Single Password in a Hostile Environment [slides][video] CRYPTO, Santa Barbara, August 2014
Privacy-Enhancing Credentials Going Live: From Theory to Practice (and vice-versa) USI Lugano, May 2014
Contact
Prof. Dr. Anja Lehmann Cybersecurity - Identity Management
05/26 |Busy week at Eurocrypt: Karla, Cavit, Andrea, Alexandros and Anja presented their works at the largest cryptography concerence and affiliated workshops.
05/26 | New accepted papers: two papers have been accepted at Crypto and two at the SCN conference.
04/26 | We welcome Vera Wesselkamp as new PhD student in our group!
12/25 | Awards for excellent master theses: Karla Friedrichs hat won the 1st and Konrad Hanff the 3rd price of the CAST-Award IT-Security 2025 for their master theses. Congratulations!
