Efficient NIZKs and Signatures from Commit-and-Open Protocols in the QROM - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (Advances in Cryptology - CRYPTO 2022 - 42nd Annual International Cryptology Conference, CRYPTO 2022, Santa Barbara, CA, USA, August 15-18, 2022, Proceedings, Part II, 2022)

Online-Extractability in the Quantum Random-Oracle Model - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (Advances in Cryptology - EUROCRYPT 2022 - 41st Annual International Conference on the Theory and Applications of Cryptographic Techniques, Trondheim, Norway, May 30 - June 3, 2022, Proceedings, Part III, 2022)

Optimal Design of Time-of-Use Tariffs using Bilevel Optimization - Ashwin Venkatraman; Gabriela Hug; Christian Schaffner; Marina González Vayá (IEEE PES Innovative Smart Grid Technologies Conference Europe, ISGT-Europe 2022, Novi Sad, Serbia, October 10-12, 2022, 2022)

Efficient NIZKs and Signatures from Commit-and-Open Protocols in the QROM - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (CoRR, 2022)

Efficient NIZKs and Signatures from Commit-and-Open Protocols in the QROM - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (IACR Cryptol. ePrint Arch., 2022)

Impossibility of Quantum Virtual Black-Box Obfuscation of Classical Circuits - Gorjan Alagic; Zvika Brakerski; Yfke Dulek; Christian Schaffner (Advances in Cryptology - CRYPTO 2021 - 41st Annual International Cryptology Conference, CRYPTO 2021, Virtual Event, August 16-20, 2021, Proceedings, Part I, 2021)

Online-Extractability in the Quantum Random-Oracle Model - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (CoRR, 2021)

Limitations on Uncloneable Encryption and Simultaneous One-Way-to-Hiding - Christian Majenz; Christian Schaffner; Mehrdad Tahmasbi (CoRR, 2021)

A Guide for New Program Committee Members at Theoretical Computer Science Conferences - Yfke Dulek; Stacey Jeffery; Christian Majenz; Christian Schaffner; Florian Speelman; Ronald de Wolf (CoRR, 2021)

Online-Extractability in the Quantum Random-Oracle Model - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (IACR Cryptol. ePrint Arch., 2021)

Limitations on Uncloneable Encryption and Simultaneous One-Way-to-Hiding - Christian Majenz; Christian Schaffner; Mehrdad Tahmasbi (IACR Cryptol. ePrint Arch., 2021)

Secure Multi-party Quantum Computation with a Dishonest Majority - Yfke Dulek; Alex B. Grilo; Stacey Jeffery; Christian Majenz; Christian Schaffner (Advances in Cryptology - EUROCRYPT 2020 - 39th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Zagreb, Croatia, May 10-14, 2020, Proceedings, Part III, 2020)

Non-interactive Cryptographic Timestamping Based on Verifiable Delay Functions - Esteban Landerreche; Marc Stevens; Christian Schaffner (Financial Cryptography and Data Security - 24th International Conference, FC 2020, Kota Kinabalu, Malaysia, February 10-14, 2020 Revised Selected Papers, 2020)

Impossibility of Quantum Virtual Black-Box Obfuscation of Classical Circuits - Gorjan Alagic; Zvika Brakerski; Yfke Dulek; Christian Schaffner (CoRR, 2020)

Quantum Indistinguishability of Random Sponges - Jan Czajkowski; Andreas Hülsing; Christian Schaffner (Advances in Cryptology - CRYPTO 2019 - 39th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 18-22, 2019, Proceedings, Part II, 2019)

Security of the Fiat-Shamir Transformation in the Quantum Random-Oracle Model - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (Advances in Cryptology - CRYPTO 2019 - 39th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 18-22, 2019, Proceedings, Part II, 2019)

Security of the Fiat-Shamir Transformation in the Quantum Random-Oracle Model - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (CoRR, 2019)

Quantum Lazy Sampling and Game-Playing Proofs for Quantum Indifferentiability - Jan Czajkowski; Christian Majenz; Christian Schaffner; Sebastian Zur (CoRR, 2019)

Non-malleability for quantum public-key encryption - Christian Majenz; Christian Schaffner; Jeroen van Wier (CoRR, 2019)

Secure Multi-party Quantum Computation with a Dishonest Majority - Yfke Dulek; Alex B. Grilo; Stacey Jeffery; Christian Majenz; Christian Schaffner (CoRR, 2019)

Quantum Indistinguishability of Random Sponges - Jan Czajkowski; Andreas Hülsing; Christian Schaffner (IACR Cryptol. ePrint Arch., 2019)

Security of the Fiat-Shamir Transformation in the Quantum Random-Oracle Model - Jelle Don; Serge Fehr; Christian Majenz; Christian Schaffner (IACR Cryptol. ePrint Arch., 2019)

Non-interactive Cryptographic Timestamping based on Verifiable Delay Functions - Esteban Landerreche; Marc Stevens; Christian Schaffner (IACR Cryptol. ePrint Arch., 2019)

Quantum Lazy Sampling and Game-Playing Proofs for Quantum Indifferentiability - Jan Czajkowski; Christian Majenz; Christian Schaffner; Sebastian Zur (IACR Cryptol. ePrint Arch., 2019)

Non-malleability for quantum public-key encryption - Christian Majenz; Christian Schaffner; Jeroen van Wier (IACR Cryptol. ePrint Arch., 2019)

Secure Multi-party Quantum Computation with a Dishonest Majority - Yfke Dulek; Alex B. Grilo; Stacey Jeffery; Christian Majenz; Christian Schaffner (IACR Cryptol. ePrint Arch., 2019)

Quantum Homomorphic Encryption for Polynomial-Size Circuits - Yfke Dulek; Christian Schaffner; Florian Speelman (Theory Comput., 2018)

A Concrete Treatment of Fiat-Shamir Signatures in the Quantum Random-Oracle Model - Eike Kiltz; Vadim Lyubashevsky; Christian Schaffner (Advances in Cryptology - EUROCRYPT 2018 - 37th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Tel Aviv, Israel, April 29 - May 3, 2018 Proceedings, Part III, 2018)

Post-quantum Security of the Sponge Construction - Jan Czajkowski; Leon Groot Bruinderink; Andreas Hülsing; Christian Schaffner; Dominique Unruh (Post-Quantum Cryptography - 9th International Conference, PQCrypto 2018, Fort Lauderdale, FL, USA, April 9-11, 2018, Proceedings, 2018)

Using Simon's algorithm to attack symmetric-key cryptographic primitives - Thomas Santoli; Christian Schaffner (Quantum Inf. Comput., 2017)

Quantum Fully Homomorphic Encryption with Verification - Gorjan Alagic; Yfke Dulek; Christian Schaffner; Florian Speelman (Advances in Cryptology - ASIACRYPT 2017 - 23rd International Conference on the Theory and Applications of Cryptology and Information Security, Hong Kong, China, December 3-7, 2017, Proceedings, Part I, 2017)

Quantum Fully Homomorphic Encryption With Verification - Gorjan Alagic; Yfke Dulek; Christian Schaffner; Florian Speelman (CoRR, 2017)

Post-quantum security of the sponge construction - Jan Czajkowski; Leon Groot Bruinderink; Andreas Hülsing; Christian Schaffner; Dominique Unruh (IACR Cryptol. ePrint Arch., 2017)

A Concrete Treatment of Fiat-Shamir Signatures in the Quantum Random-Oracle Model - Eike Kiltz; Vadim Lyubashevsky; Christian Schaffner (IACR Cryptol. ePrint Arch., 2017)

Quantum cryptography beyond quantum key distribution - Anne Broadbent; Christian Schaffner (Des. Codes Cryptogr., 2016)

Quantum Homomorphic Encryption for Polynomial-Sized Circuits - Yfke Dulek; Christian Schaffner; Florian Speelman (Advances in Cryptology - CRYPTO 2016 - 36th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2016, Proceedings, Part III, 2016)

Semantic Security and Indistinguishability in the Quantum World - Tommaso Gagliardoni; Andreas Hülsing; Christian Schaffner (Advances in Cryptology - CRYPTO 2016 - 36th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2016, Proceedings, Part III, 2016)

Computational Security of Quantum Encryption - Gorjan Alagic; Anne Broadbent; Bill Fefferman; Tommaso Gagliardoni; Christian Schaffner; Michael St. Jules (Information Theoretic Security - 9th International Conference, ICITS 2016, Tacoma, WA, USA, August 9-12, 2016, Revised Selected Papers, 2016)

Computational Security of Quantum Encryption - Gorjan Alagic; Anne Broadbent; Bill Fefferman; Tommaso Gagliardoni; Christian Schaffner; Michael St. Jules (CoRR, 2016)

Using Simon's Algorithm to Attack Symmetric-Key Cryptographic Primitives - Thomas Santoli; Christian Schaffner (CoRR, 2016)

Quantum homomorphic encryption for polynomial-sized circuits - Yfke Dulek; Christian Schaffner; Florian Speelman (CoRR, 2016)

Computational Security of Quantum Encryption - Gorjan Alagic; Anne Broadbent; Bill Fefferman; Tommaso Gagliardoni; Christian Schaffner; Michael St. Jules (IACR Cryptol. ePrint Arch., 2016)

Quantum homomorphic encryption for polynomial-sized circuits - Yfke Dulek; Christian Schaffner; Florian Speelman (IACR Cryptol. ePrint Arch., 2016)

Multiparty Zero-Error Classical Channel Coding With Entanglement - Teresa Piovesan; Giannicola Scarpa; Christian Schaffner (IEEE Trans. Inf. Theory, 2015)

Quantifying the Leakage of Quantum Protocols for Classical Two-Party Cryptography - Louis Salvail; Christian Schaffner; Miroslava Sotáková (CoRR, 2015)

Semantic Security and Indistinguishability in the Quantum World - Tommaso Gagliardoni; Andreas Hülsing; Christian Schaffner (CoRR, 2015)

Semantic Security and Indistinguishability in the Quantum World - Tommaso Gagliardoni; Andreas Hülsing; Christian Schaffner (IACR Cryptol. ePrint Arch., 2015)

Quantum Cryptography Beyond Quantum Key Distribution - Anne Broadbent; Christian Schaffner (IACR Cryptol. ePrint Arch., 2015)

Position-Based Quantum Cryptography: Impossibility and Constructions - Harry Buhrman; Nishanth Chandran; Serge Fehr; Ran Gelles; Vipul Goyal; Rafail Ostrovsky; Christian Schaffner (SIAM J. Comput., 2014)

Secure identification and QKD in the bounded-quantum-storage model - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (Theor. Comput. Sci., 2014)

On the Parallel Repetition of Multi-Player Games: The No-Signaling Case - Harry Buhrman; Serge Fehr; Christian Schaffner (9th Conference on the Theory of Quantum Computation, Communication and Cryptography, TQC 2014, May 21-23, 2014, Singapore, 2014)

The garden-hose model - Harry Buhrman; Serge Fehr; Christian Schaffner; Florian Speelman (Innovations in Theoretical Computer Science, ITCS '13, Berkeley, CA, USA, January 9-12, 2013, 2013)

An All-But-One Entropic Uncertainty Relation, and Application to Password-Based Identification - Niek J. Bouman; Serge Fehr; Carlos González-Guillén; Christian Schaffner (Theory of Quantum Computation, Communication, and Cryptography, 7th Conference, TQC 2012, Tokyo, Japan, May 17-19, 2012, Revised Selected Papers, 2012)

Complete Insecurity of Quantum Protocols for Classical Two-Party Computation - Harry Buhrman; Matthias Christandl; Christian Schaffner (CoRR, 2012)

Leftover Hashing Against Quantum Side Information - Marco Tomamichel; Christian Schaffner; Adam D. Smith; Renato Renner (IEEE Trans. Inf. Theory, 2011)

Random Oracles in a Quantum World - Dan Boneh; Özgür Dagdelen; Marc Fischlin; Anja Lehmann; Christian Schaffner; Mark Zhandry (Advances in Cryptology - ASIACRYPT 2011 - 17th International Conference on the Theory and Application of Cryptology and Information Security, Seoul, South Korea, December 4-8, 2011. Proceedings, 2011)

Position-Based Quantum Cryptography: Impossibility and Constructions - Harry Buhrman; Nishanth Chandran; Serge Fehr; Ran Gelles; Vipul Goyal; Rafail Ostrovsky; Christian Schaffner (Advances in Cryptology - CRYPTO 2011 - 31st Annual Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2011. Proceedings, 2011)

The Garden-Hose Game: A New Model of Computation, and Application to Position-Based Quantum Cryptography - Harry Buhrman; Serge Fehr; Christian Schaffner; Florian Speelman (CoRR, 2011)

Security and Composability of Randomness Expansion from Bell Inequalities - Serge Fehr; Ran Gelles; Christian Schaffner (CoRR, 2011)

Position-Based Quantum Cryptography - Harry Buhrman; Serge Fehr; Christian Schaffner (ERCIM News, 2011)

Leftover Hashing against quantum side information - Marco Tomamichel; Renato Renner; Christian Schaffner; Adam D. Smith (IEEE International Symposium on Information Theory, ISIT 2010, June 13-18, 2010, Austin, Texas, USA, Proceedings, 2010)

Random Oracles in a Quantum World - Özgür Dagdelen; Marc Fischlin; Anja Lehmann; Christian Schaffner (CoRR, 2010)

Position-Based Quantum Cryptography: Impossibility and Constructions - Harry Buhrman; Nishanth Chandran; Serge Fehr; Ran Gelles; Vipul Goyal; Rafail Ostrovsky; Christian Schaffner (CoRR, 2010)

Position-Based Quantum Cryptography: Impossibility and Constructions - Harry Buhrman; Nishanth Chandran; Serge Fehr; Ran Gelles; Vipul Goyal; Rafail Ostrovsky; Christian Schaffner (IACR Cryptol. ePrint Arch., 2010)

Random Oracles in a Quantum World - Dan Boneh; Özgür Dagdelen; Marc Fischlin; Anja Lehmann; Christian Schaffner; Mark Zhandry (IACR Cryptol. ePrint Arch., 2010)

Robust cryptography in the noisy-quantum-storage model - Christian Schaffner; Barbara M. Terhal; Stephanie Wehner (Quantum Inf. Comput., 2009)

The operational meaning of min- and max-entropy - Robert König; Renato Renner; Christian Schaffner (IEEE Trans. Inf. Theory, 2009)

On the Power of Two-Party Quantum Cryptography - Louis Salvail; Christian Schaffner; Miroslava Sotáková (Advances in Cryptology - ASIACRYPT 2009, 15th International Conference on the Theory and Application of Cryptology and Information Security, Tokyo, Japan, December 6-10, 2009. Proceedings, 2009)

Improving the Security of Quantum Protocols via Commit-and-Open - Ivan Damgård; Serge Fehr; Carolin Lunemann; Louis Salvail; Christian Schaffner (Advances in Cryptology - CRYPTO 2009, 29th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 16-20, 2009. Proceedings, 2009)

Composing Quantum Protocols in a Classical Environment - Serge Fehr; Christian Schaffner (Theory of Cryptography, 6th Theory of Cryptography Conference, TCC 2009, San Francisco, CA, USA, March 15-17, 2009. Proceedings, 2009)

Cryptography in the Bounded-Quantum-Storage Model - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (SIAM J. Comput., 2008)

Randomness Extraction Via delta -Biased Masking in the Presence of a Quantum Attacker - Serge Fehr; Christian Schaffner (Theory of Cryptography, Fifth Theory of Cryptography Conference, TCC 2008, New York, USA, March 19-21, 2008, 2008)

Secure Identification and QKD in the Bounded-Quantum-Storage Model - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (Advances in Cryptology - CRYPTO 2007, 27th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 19-23, 2007, Proceedings, 2007)

A Tight High-Order Entropic Quantum Uncertainty Relation with Applications - Ivan Damgård; Serge Fehr; Renato Renner; Louis Salvail; Christian Schaffner (Advances in Cryptology - CRYPTO 2007, 27th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 19-23, 2007, Proceedings, 2007)

Randomness Extraction via Delta-Biased Masking in the Presence of a Quantum Attacker - Serge Fehr; Christian Schaffner (CoRR, 2007)

Cryptography in the Bounded-Quantum-Storage Model - Christian Schaffner (CoRR, 2007)

Cryptography from Noisy Photonic Storage - Stephanie Wehner; Christian Schaffner; Barbara M. Terhal (CoRR, 2007)

Randomness Extraction via Delta-Biased Masking in the Presence of a Quantum Attacker - Serge Fehr; Christian Schaffner (IACR Cryptol. ePrint Arch., 2007)

Secure Identification and QKD in the Bounded-Quantum-Storage Model - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (IACR Cryptol. ePrint Arch., 2007)

A Tight High-Order Entropic Quantum Uncertainty Relation With Applications - Ivan Damgård; Serge Fehr; Renato Renner; Louis Salvail; Christian Schaffner (IACR Cryptol. ePrint Arch., 2007)

Oblivious Transfer and Linear Functions - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (Advances in Cryptology - CRYPTO 2006, 26th Annual International Cryptology Conference, Santa Barbara, California, USA, August 20-24, 2006, Proceedings, 2006)

Information-Theoretic Conditions for Two-Party Secure Function Evaluation - Claude Crépeau; George Savvides; Christian Schaffner; Jürg Wullschleger (Advances in Cryptology - EUROCRYPT 2006, 25th Annual International Conference on the Theory and Applications of Cryptographic Techniques, St. Petersburg, Russia, May 28 - June 1, 2006, Proceedings, 2006)

A Tight High-Order Entropic Quantum Uncertainty Relation With Applications - Ivan Damgård; Serge Fehr; Renato Renner; Louis Salvail; Christian Schaffner (CoRR, 2006)

Information-Theoretic Conditions for Two-Party Secure Function Evaluation - Claude Crépeau; George Savvides; Christian Schaffner; Jürg Wullschleger (IACR Cryptol. ePrint Arch., 2006)

Cryptography In the Bounded Quantum-Storage Model - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (46th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2005), 23-25 October 2005, Pittsburgh, PA, USA, Proceedings, 2005)

Cryptography in the bounded quantum-storage model - Ivan Bjerre Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (IEEE Information Theory Workshop on Theory and Practice in Information-Theoretic Security, ICITS 2005, Awaji Island, Japan, October 16-19, 2005, 2005)

Cryptography In the Bounded Quantum-Storage Model - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (CoRR, 2005)

Cryptography In the Bounded Quantum-Storage Model - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (IACR Cryptol. ePrint Arch., 2005)

Oblivious Transfer and Linear Functions - Ivan Damgård; Serge Fehr; Louis Salvail; Christian Schaffner (IACR Cryptol. ePrint Arch., 2005)