Information Security and Cryptography Research Group

Christopher Portmann

Christopher Portmann

Senior Researcher

Ph.D. in Computer Science
Postal address:
Department of Computer Science
ETH Zürich, CAB H 19.3
Universitätstrasse 6
CH – 8092 Zürich

Publications

Composable and Finite Computational Security of Quantum Message Transmission

Fabio Banfi, Ueli Maurer, Christopher Portmann, and Jiamin Zhu
Theory of Cryptography – TCC 2019, LNCS, Springer, vol. 11891, pp. 282–311, Dec 2019.

Toward an Algebraic Theory of Systems

Christian Matt, Ueli Maurer, Christopher Portmann, Renato Renner, and Björn Tackmann
Theoretical Computer Science, vol. 747, pp. 1–25, Nov 2018.

(Quantum) Min-Entropy Resources

Christopher Portmann
Eprint arXiv:1705.10595, May 2017.

Causal Boxes: Quantum Information-Processing Systems Closed Under Composition

Christopher Portmann, Christian Matt, Ueli Maurer, Renato Renner, and Björn Tackmann
IEEE Transactions on Information Theory, vol. 63, no. 5, pp. 3277-3305, May 2017.

Quantum Authentication with Key Recycling

Christopher Portmann
Advances in Cryptology – EUROCRYPT 2017, Proceedings, Part III, Lecture Notes in Computer Science, Springer, vol. 10212, pp. 339–368, Apr 2017.