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104 Publications

2021 | Conference Paper | IST-REx-ID: 9466
Walter, Michael. “The Convergence of Slide-Type Reductions.” In Public-Key Cryptography – PKC 2021, 12710:45–67. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-75245-3_3.
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2021 | Conference Paper | IST-REx-ID: 9825 | OA
Laarhoven, Thijs, and Michael Walter. “Dual Lattice Attacks for Closest Vector Problems (with Preprocessing).” In Topics in Cryptology – CT-RSA 2021, 12704:478–502. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-75539-3_20.
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2021 | Conference Paper | IST-REx-ID: 9826
Auerbach, Benedikt, Suvradip Chakraborty, Karen Klein, Guillermo Pascual Perez, Krzysztof Z Pietrzak, Michael Walter, and Michelle X Yeo. “Inverse-Sybil Attacks in Automated Contact Tracing.” In Topics in Cryptology – CT-RSA 2021, 12704:399–421. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-75539-3_17.
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2021 | Conference Paper | IST-REx-ID: 9969 | OA
Pietrzak, Krzysztof Z, Iosif Salem, Stefan Schmid, and Michelle X Yeo. “LightPIR: Privacy-Preserving Route Discovery for Payment Channel Networks.” IEEE, 2021. https://doi.org/10.23919/IFIPNetworking52078.2021.9472205.
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2021 | Conference Paper | IST-REx-ID: 10044 | OA
Kamath Hosdurg, Chethan, Karen Klein, and Krzysztof Z Pietrzak. “On Treewidth, Separators and Yao’s Garbling.” In 19th Theory of Cryptography Conference 2021. International Association for Cryptologic Research, n.d.
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2021 | Thesis | IST-REx-ID: 10035 | OA
Klein, Karen. “On the Adaptive Security of Graph-Based Games.” IST Austria, 2021. https://doi.org/10.15479/at:ista:10035.
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2021 | Conference Paper | IST-REx-ID: 10041 | OA
Kamath Hosdurg, Chethan, Karen Klein, Krzysztof Z Pietrzak, and Daniel Wichs. “Limits on the Adaptive Security of Yao’s Garbling.” In 41st Annual International Cryptology Conference, Part II , 12826:486–515. Cham: Springer Nature, 2021. https://doi.org/10.1007/978-3-030-84245-1_17.
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2021 | Conference Paper | IST-REx-ID: 10049 | OA
Klein, Karen, Guillermo Pascual Perez, Michael Walter, Chethan Kamath Hosdurg, Margarita Capretto, Miguel Cueto Noval, Ilia Markov, Michelle X Yeo, Joel F Alwen, and Krzysztof Z Pietrzak. “Keep the Dirt: Tainted TreeKEM, Adaptively and Actively Secure Continuous Group Key Agreement.” In 2021 IEEE Symposium on Security and Privacy , 268–84. IEEE, 2021. https://doi.org/10.1109/sp40001.2021.00035.
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2021 | Conference Paper | IST-REx-ID: 10048 | OA
Kamath Hosdurg, Chethan, Karen Klein, Krzysztof Z Pietrzak, and Michael Walter. “The Cost of Adaptivity in Security Games on Graphs.” In 19th Theory of Cryptography Conference 2021. International Association for Cryptologic Research, n.d.
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2020 | Conference Paper | IST-REx-ID: 7966 | OA
Auerbach, Benedikt, Federico Giacon, and Eike Kiltz. “Everybody’s a Target: Scalability in Public-Key Encryption.” In Advances in Cryptology – EUROCRYPT 2020, 12107:475–506. Springer Nature, 2020. https://doi.org/10.1007/978-3-030-45727-3_16.
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2020 | Conference Paper | IST-REx-ID: 8322 | OA
Chakraborty, Suvradip, Stefan Dziembowski, and Jesper Buus Nielsen. “Reverse Firewalls for Actively Secure MPCs.” In Advances in Cryptology – CRYPTO 2020, 12171:732–62. Springer Nature, 2020. https://doi.org/10.1007/978-3-030-56880-1_26.
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2020 | Conference Paper | IST-REx-ID: 8339 | OA
Genise, Nicholas, Daniele Micciancio, Chris Peikert, and Michael Walter. “Improved Discrete Gaussian and Subgaussian Analysis for Lattice Cryptography.” In 23rd IACR International Conference on the Practice and Theory of Public-Key Cryptography, 12110:623–51. Springer Nature, 2020. https://doi.org/10.1007/978-3-030-45374-9_21.
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2020 | Thesis | IST-REx-ID: 7896 | OA
Kamath Hosdurg, Chethan. “On the Average-Case Hardness of Total Search Problems.” IST Austria, 2020. https://doi.org/10.15479/AT:ISTA:7896.
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2020 | Conference Paper | IST-REx-ID: 8987 | OA
Pietrzak, Krzysztof Z. “Delayed Authentication: Preventing Replay and Relay Attacks in Private Contact Tracing.” In Progress in Cryptology, 12578:3–15. LNCS. Springer Nature, 2020. https://doi.org/10.1007/978-3-030-65277-7_1.
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2019 | Conference Paper | IST-REx-ID: 7411 | OA
Abusalah, Hamza M, Chethan Kamath Hosdurg, Karen Klein, Krzysztof Z Pietrzak, and Michael Walter. “Reversible Proofs of Sequential Work.” In Advances in Cryptology – EUROCRYPT 2019, 11477:277–91. Springer International Publishing, 2019. https://doi.org/10.1007/978-3-030-17656-3_10.
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2019 | Journal Article | IST-REx-ID: 5887 | OA
Demay, Gregory, Peter Gazi, Ueli Maurer, and Bjorn Tackmann. “Per-Session Security: Password-Based Cryptography Revisited.” Journal of Computer Security. IOS Press, 2019. https://doi.org/10.3233/JCS-181131.
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2019 | Conference Paper | IST-REx-ID: 6528 | OA
Pietrzak, Krzysztof Z. “Simple Verifiable Delay Functions.” In 10th Innovations in Theoretical Computer Science Conference, Vol. 124. Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2019. https://doi.org/10.4230/LIPICS.ITCS.2019.60.
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2019 | Conference Paper | IST-REx-ID: 6677 | OA
Choudhuri, Arka Rai, Pavel Hubáček, Chethan Kamath Hosdurg, Krzysztof Z Pietrzak, Alon Rosen, and Guy N. Rothblum. “Finding a Nash Equilibrium Is No Easier than Breaking Fiat-Shamir.” In Proceedings of the 51st Annual ACM SIGACT Symposium on Theory of Computing  - STOC 2019, 1103–14. ACM Press, 2019. https://doi.org/10.1145/3313276.3316400.
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2019 | Book Chapter | IST-REx-ID: 6726 | OA
Walter, Michael. “Sampling the Integers with Low Relative Error.” In Progress in Cryptology – AFRICACRYPT 2019, edited by J Buchmann, A Nitaj, and T Rachidi, 11627:157–80. LNCS. Cham: Springer Nature, 2019. https://doi.org/10.1007/978-3-030-23696-0_9.
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2019 | Conference Paper | IST-REx-ID: 7136 | OA
Skórski, Maciej. “Strong Chain Rules for Min-Entropy under Few Bits Spoiled.” In 2019 IEEE International Symposium on Information Theory. IEEE, 2019. https://doi.org/10.1109/isit.2019.8849240.
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