Christopher Portmann

Publication Activity (10 Years)

Years Active: 2008-2022
Publications (10 Years): 20

Top Topics

Quantum Computation

Security Requirements

Causal Theories

Public Key Encryption

Top Venues

IACR Cryptol. ePrint Arch.

IEEE Trans. Inf. Theory

Publications

Ueli Maurer, Christopher Portmann, Guilherme Rito
Multi-Designated Receiver Signed Public Key Encryption. EUROCRYPT (2) (2022)
Ueli Maurer, Christopher Portmann, Guilherme Rito
Multi-Designated Receiver Signed Public Key Encryption. IACR Cryptol. ePrint Arch. 2022 (2022)
Christopher Portmann, Renato Renner
Security in Quantum Cryptography. CoRR (2021)
Christian Badertscher, Ueli Maurer, Christopher Portmann, Guilherme Rito
Revisiting (R)CCA Security and Replay Protection. Public Key Cryptography (2) (2021)
Ueli Maurer, Christopher Portmann, Guilherme Rito
Giving an Adversary Guarantees (Or: How to Model Designated Verifier Signatures in a Composable Framework). IACR Cryptol. ePrint Arch. 2021 (2021)
Ueli Maurer, Christopher Portmann, Guilherme Rito
Giving an Adversary Guarantees (Or: How to Model Designated Verifier Signatures in a Composable Framework). ASIACRYPT (3) (2021)
Christian Badertscher, Ueli Maurer, Christopher Portmann, Guilherme Rito
Revisiting (R)CCA Security and Replay Protection. IACR Cryptol. ePrint Arch. 2020 (2020)
Ueli Maurer, Christopher Portmann, Jiamin Zhu
Unifying Generic Group Models. IACR Cryptol. ePrint Arch. 2020 (2020)
Fabio Banfi, Ueli Maurer, Christopher Portmann, Jiamin Zhu
Composable and Finite Computational Security of Quantum Message Transmission. CoRR (2019)
Fabio Banfi, Ueli Maurer, Christopher Portmann, Jiamin Zhu
Composable and Finite Computational Security of Quantum Message Transmission. TCC (1) (2019)
Fabio Banfi, Ueli Maurer, Christopher Portmann, Jiamin Zhu
Composable and Finite Computational Security of Quantum Message Transmission. IACR Cryptol. ePrint Arch. 2019 (2019)
Christian Matt, Ueli Maurer, Christopher Portmann, Renato Renner, Björn Tackmann
Toward an algebraic theory of systems. Theor. Comput. Sci. 747 (2018)
Christopher Portmann
(Quantum) Min-Entropy Resources. CoRR (2017)
V. Vilasini, Christopher Portmann, Lídia del Rio
Composable security in relativistic quantum cryptography. CoRR (2017)
Christopher Portmann
Quantum Authentication with Key Recycling. IACR Cryptol. ePrint Arch. 2017 (2017)
Christopher Portmann
Quantum Authentication with Key Recycling. EUROCRYPT (3) (2017)
Christopher Portmann, Christian Matt, Ueli Maurer, Renato Renner, Björn Tackmann
Causal Boxes: Quantum Information-Processing Systems Closed Under Composition. IEEE Trans. Inf. Theory 63 (5) (2017)
Christopher Portmann
Quantum authentication with key recycling. CoRR (2016)
Christian Matt, Ueli Maurer, Christopher Portmann, Renato Renner, Björn Tackmann
Toward an Algebraic Theory of Systems. CoRR (2016)
Rotem Arnon Friedman, Christopher Portmann, Volkher B. Scholz
Quantum-Proof Multi-Source Randomness Extractors in the Markov Model. TQC (2016)
Rotem Arnon Friedman, Christopher Portmann, Volkher B. Scholz
Quantum-proof multi-source randomness extractors in the Markov model. CoRR (2015)
Christopher Portmann, Christian Matt, Ueli Maurer, Renato Renner, Björn Tackmann
Causal Boxes: Quantum Information-Processing Systems Closed under Composition. CoRR (2015)
Vedran Dunjko, Joseph F. Fitzsimons, Christopher Portmann, Renato Renner
Composable Security of Delegated Quantum Computation. ASIACRYPT (2) (2014)
Christopher Portmann, Renato Renner
Cryptographic security of quantum key distribution. CoRR (2014)
Christopher Portmann
Key Recycling in Authentication. IEEE Trans. Inf. Theory 60 (7) (2014)
Vedran Dunjko, Joseph F. Fitzsimons, Christopher Portmann, Renato Renner
Composable security of delegated quantum computation CoRR (2013)
Wolfgang Mauerer, Christopher Portmann, Volkher B. Scholz
A modular framework for randomness extraction based on Trevisan's construction CoRR (2012)
Christopher Portmann
Key recycling in authentication CoRR (2012)
Christopher Portmann
Key recycling in authentication. IACR Cryptol. ePrint Arch. 2012 (2012)
Anindya De, Christopher Portmann, Thomas Vidick, Renato Renner
Trevisan's Extractor in the Presence of Quantum Side Information. SIAM J. Comput. 41 (4) (2012)
Akinori Kawachi, Christopher Portmann, Keisuke Tanaka
Characterization of the relations between information-theoretic non-malleability, secrecy, and authenticity. IACR Cryptol. ePrint Arch. 2011 (2011)
Christopher Portmann, Keisuke Tanaka
Information-Theoretic Secrecy with Access to Decryption Oracles. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (7) (2011)
Akinori Kawachi, Christopher Portmann, Keisuke Tanaka
Characterization of the Relations between Information-Theoretic Non-malleability, Secrecy, and Authenticity. ICITS (2011)
Anindya De, Christopher Portmann, Thomas Vidick, Renato Renner
Trevisan's extractor in the presence of quantum side information CoRR (2009)
Akinori Kawachi, Christopher Portmann
On the Power of Quantum Encryption Keys. PQCrypto (2008)