Alexander Koch

ORCID

Publication Activity (10 Years)

Years Active: 2013-2024
Publications (10 Years): 29

Top Venues

IACR Cryptol. ePrint Arch.

New Gener. Comput.

Proc. Priv. Enhancing Technol.

ASIACRYPT (1)

Karlsruhe Institute of Technology, Germany (PHD)

Education History

Karlsruhe Institute of Technology, Germany

PHD

Publications

Robin Berger, Felix Dörre, Alexander Koch
Two-Party Decision Tree Training from Updatable Order-Revealing Encryption. IACR Cryptol. ePrint Arch. 2024 (2024)
Johannes Ottenhues, Alexander Koch
LaPSuS - A Lattice-Based Private Stream Aggregation Scheme under Scrutiny. IACR Cryptol. ePrint Arch. 2024 (2024)
Robin Berger, Felix Dörre, Alexander Koch
Two-Party Decision Tree Training from Updatable Order-Revealing Encryption. ACNS (1) (2024)
Samuel Hand, Alexander Koch, Pascal Lafourcade, Daiki Miyahara, Léo Robert
Check Alternating Patterns: A Physical Zero-Knowledge Proof for Moon-or-Sun. IWSEC (2023)
Samuel Hand, Alexander Koch, Pascal Lafourcade, Daiki Miyahara, Léo Robert
Check Alternating Patterns: A Physical Zero-Knowledge Proof for Moon-or-Sun. IACR Cryptol. ePrint Arch. 2023 (2023)
Alexander Koch, Stefan Walzer
Private Function Evaluation with Cards. New Gener. Comput. 40 (1) (2022)
Wasilij Beskorovajnov, Felix Dörre, Gunnar Hartung, Alexander Koch, Jörn Müller-Quade, Thorsten Strufe
ConTra Corona: Contact Tracing against the Coronavirus by Bridging the Centralized-Decentralized Divide for Stronger Privacy. ASIACRYPT (2) (2021)
Brandon Broadnax, Alexander Koch, Jeremias Mechler, Tobias Müller, Jörn Müller-Quade, Matthias Nagel
Fortified Multi-Party Computation: Taking Advantage of Simple Secure Hardware Modules. Proc. Priv. Enhancing Technol. 2021 (4) (2021)
Alexander Koch, Michael Schrempp, Michael Kirsten
Card-Based Cryptography Meets Formal Verification. New Gener. Comput. 39 (1) (2021)
Sebastian H. Faller, Pascal Baumer, Michael Klooß, Alexander Koch, Astrid Ottenhues, Markus Raiber
Black-Box Accumulation Based on Lattices. IMACC (2021)
Sebastian H. Faller, Pascal Baumer, Michael Klooß, Alexander Koch, Astrid Ottenhues, Markus Raiber
Black-Box Accumulation Based on Lattices. IACR Cryptol. ePrint Arch. 2021 (2021)
Alexander Koch, Stefan Walzer
Foundations for Actively Secure Card-Based Cryptography. FUN (2021)
Johannes Ernst, Alexander Koch
Private Stream Aggregation with Labels in the Standard Model. Proc. Priv. Enhancing Technol. 2021 (4) (2021)
Alexander Koch
. ITW (2021)
Wasilij Beskorovajnov, Felix Dörre, Gunnar Hartung, Alexander Koch, Jörn Müller-Quade, Thorsten Strufe
ConTra Corona: Contact Tracing against the Coronavirus by Bridging the Centralized - Decentralized Divide for Stronger Privacy. IACR Cryptol. ePrint Arch. 2020 (2020)
Dirk Achenbach, Roland Gröll, Timon Hackenjos, Alexander Koch, Bernhard Löwe, Jeremias Mechler, Jörn Müller-Quade, Jochen Rill
Your Money or Your Life - Modeling and Analyzing the Security of Electronic Payment in the UC Framework. IACR Cryptol. ePrint Arch. 2019 (2019)
Alexander Koch, Michael Schrempp, Michael Kirsten
Card-based Cryptography Meets Formal Verification. IACR Cryptol. ePrint Arch. 2019 (2019)
Alexander Koch, Michael Schrempp, Michael Kirsten
Card-Based Cryptography Meets Formal Verification. ASIACRYPT (1) (2019)
Dirk Achenbach, Roland Gröll, Timon Hackenjos, Alexander Koch, Bernhard Löwe, Jeremias Mechler, Jörn Müller-Quade, Jochen Rill
Your Money or Your Life - Modeling and Analyzing the Security of Electronic Payment in the UC Framework. Financial Cryptography (2019)
Brandon Broadnax, Alexander Koch, Jeremias Mechler, Tobias Müller, Jörn Müller-Quade, Matthias Nagel
Fortified Universal Composability: Taking Advantage of Simple Secure Hardware Modules. IACR Cryptol. ePrint Arch. 2018 (2018)
Alexander Koch, Stefan Walzer
Private Function Evaluation with Cards. IACR Cryptol. ePrint Arch. 2018 (2018)
Alexander Koch
The Landscape of Optimal Card-based Protocols. IACR Cryptol. ePrint Arch. 2018 (2018)
Julia Kastner, Alexander Koch, Stefan Walzer, Daiki Miyahara, Yu-ichi Hayashi, Takaaki Mizuki, Hideaki Sone
The Minimum Number of Cards in Practical Card-Based Protocols. ASIACRYPT (3) (2017)
Alexander Koch, Stefan Walzer
Foundations for Actively Secure Card-based Cryptography. IACR Cryptol. ePrint Arch. 2017 (2017)
Gunnar Hartung, Björn Kaidel, Alexander Koch, Jessica Koch, Dominik Hartmann
Practical and Robust Secure Logging from Fault-Tolerant Sequential Aggregate Signatures. IACR Cryptol. ePrint Arch. 2017 (2017)
Julia Kastner, Alexander Koch, Stefan Walzer, Daiki Miyahara, Yu-ichi Hayashi, Takaaki Mizuki, Hideaki Sone
The Minimum Number of Cards in Practical Card-based Protocols. IACR Cryptol. ePrint Arch. 2017 (2017)
Gunnar Hartung, Björn Kaidel, Alexander Koch, Jessica Koch, Dominik Hartmann
Practical and Robust Secure Logging from Fault-Tolerant Sequential Aggregate Signatures. ProvSec (2017)
Gunnar Hartung, Björn Kaidel, Alexander Koch, Jessica Koch, Andy Rupp
Fault-Tolerant Aggregate Signatures. Public Key Cryptography (1) (2016)
Gunnar Hartung, Björn Kaidel, Alexander Koch, Jessica Koch, Andy Rupp
Fault-Tolerant Aggregate Signatures. IACR Cryptol. ePrint Arch. 2016 (2016)
Alexander Koch, Stefan Walzer, Kevin Härtel
Card-based Cryptographic Protocols Using a Minimal Number of Cards. IACR Cryptol. ePrint Arch. 2015 (2015)
Alexander Koch, Stefan Walzer, Kevin Härtel
Card-Based Cryptographic Protocols Using a Minimal Number of Cards. ASIACRYPT (1) (2015)
Alexander Koch, Marcus Krug, Ignaz Rutter
Graphs with Plane Outside-Obstacle Representations. CoRR (2013)

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Publication Activity (10 Years)

Top Topics

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Alexander Koch