talks

Given talks in reversed chronological order.

2022

  1. Efficient Puncturable Encryption - From Bloom Filters to Forward Security
    Foundation of Cryptography Group, ETH Zurich, September 21.
  2. Puncturable Encryption - A Fine-Grained Approach to Forward Security and More
    Real World Crypto Symposium, Amsterdam, April 13-15.

2021

  1. Fine-Grained Forward Secrecy: Allow-List/Deny-List Encryption and Applications
    Financial Cryptography and Data Security 2021, Virtual, March 1-5.
  2. Towards Functional Encryption in the Quantum-Safe Setting and Standardization Efforts
    European Telecommunications Standards Institute (ETSI), Quantum Safe Cryptography Technical Event 2021, Virtual, February 18-19.
  3. Redactable Blockchains (invited)
    TU Vienna, January 2021, Virtual, January 14. (Invited by Matteo Maffei as a single-lecture for the course Cryptocurrencies.)

2020

  1. Europäische Standards für das IoT – Security-, Safety-, und Privacy-by-Design (invited, in German)
    With Christoph Schmittner
    Austrian Standards, 4. IoT-Fachkongress 2020, Virtual, November 4.
  2. Attribute-Based Encryption for Strong Access Control: TS 103 532 (invited)
    European Telecommunications Standards Institute (ETSI), Security Week 2020, 8-19 June 2020, online
  3. Quantum-Safe Identity-Based Encryption: TR 103 618
    European Telecommunications Standards Institute (ETSI), Security Week 2020, 8-19 June 2020, online
  4. Advanced (Public-Key) Encryption (invited)
    TU Wien 2020, Vienna, Austria. January 28. (Invited by Daniel Slamanig as a single-lecture for the course Modern Cryptography.)

2019

  1. Attribute-Based Encryption for Strong Access Control (invited)
    Graz Security Days for Industry 2019, Graz, Austria, September 19.
  2. Fine-Grained and Controlled Rewriting in Blockchains: Chameleon-Hashing Gone Attribute-Based
    The Network and Distributed System Security Symposium (NDSS) 2019, San Diego, USA, February 24-27.
  3. Advanced (Public-Key) Encryption
    TU Wien 2019, Vienna, Austria, January 22. (Invited by Daniel Slamanig as a single-lecture for the course Modern Cryptography.)

2018

  1. Bloom Filter Encryption and Applications to Efficient Forward-Secret 0-RTT Key Exchange
    Royal Holloway, University of London (RHUL) seminar 2018, London, UK, October 18. (Invited by Martin Albrecht.)

2015

  1. Confined guessing: a reduction strategy to obtain new signatures from standard assumptions
    NTT, Tokyo, Japan, September 2015.

2014

  1. A Generic View on Trace-and-Revoke Broadcast Encryption Schemes
    CT-RSA 2014 - The Cryptographer’s Track at the RSA Conference 2014, San Francisco, CA, USA, February 25-28.
  2. Programmable Hash Functions in the Multilinear Setting
    Rhine Neckar Crypto Seminar 2014, Heidelberg, Germany.

2013

  1. Practical Signatures from Standard Assumptions
    EUROCRYPT 2013, Athens, Greece, May 29.