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127 Publications
2023 | Conference Paper | IST-REx-ID: 14691 | 
Auerbach, Benedikt, Miguel Cueto Noval, Guillermo Pascual Perez, and Krzysztof Z Pietrzak. “On the Cost of Post-Compromise Security in Concurrent Continuous Group-Key Agreement.” In 21st International Conference on Theory of Cryptography, 14371:271–300. Springer Nature, 2023. https://doi.org/10.1007/978-3-031-48621-0_10.
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2023 | Conference Paper | IST-REx-ID: 14692 |
Auerbach, Benedikt, Charlotte Hoffmann, and Guillermo Pascual Perez. “Generic-Group Lower Bounds via Reductions between Geometric-Search Problems: With and without Preprocessing.” In 21st International Conference on Theory of Cryptography, 14371:301–30. Springer Nature, 2023. https://doi.org/10.1007/978-3-031-48621-0_11.
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2023 | Conference Paper | IST-REx-ID: 14736
Bastankhah, Mahsa, Krishnendu Chatterjee, Mohammad Ali Maddah-Ali, Stefan Schmid, Jakub Svoboda, and Michelle X Yeo. “R2: Boosting Liquidity in Payment Channel Networks with Online Admission Control.” In 27th International Conference on Financial Cryptography and Data Security, 13950:309–25. Springer Nature, 2023. https://doi.org/10.1007/978-3-031-47754-6_18.
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2022 | Conference Paper | IST-REx-ID: 11476 |
Alwen, Joël, Benedikt Auerbach, Miguel Cueto Noval, Karen Klein, Guillermo Pascual Perez, Krzysztof Z Pietrzak, and Michael Walter. “CoCoA: Concurrent Continuous Group Key Agreement.” In Advances in Cryptology – EUROCRYPT 2022, 13276:815–844. Cham: Springer Nature, 2022. https://doi.org/10.1007/978-3-031-07085-3_28.
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2022 | Conference Paper | IST-REx-ID: 12516 |
Bogdanov, Andrej, Miguel Cueto Noval, Charlotte Hoffmann, and Alon Rosen. “Public-Key Encryption from Homogeneous CLWE.” In Theory of Cryptography, 13748:565–92. Springer Nature, 2022. https://doi.org/10.1007/978-3-031-22365-5_20.
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2022 | Conference Paper | IST-REx-ID: 12167 |
Avarikioti, Georgia, Krzysztof Z Pietrzak, Iosif Salem, Stefan Schmid, Samarth Tiwari, and Michelle X Yeo. “Hide & Seek: Privacy-Preserving Rebalancing on Payment Channel Networks.” In Financial Cryptography and Data Security, 13411:358–73. Springer Nature, 2022. https://doi.org/10.1007/978-3-031-18283-9_17.
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2022 | Conference Paper | IST-REx-ID: 12176 |
Hoffmann, Charlotte, Pavel Hubáček, Chethan Kamath, Karen Klein, and Krzysztof Z Pietrzak. “Practical Statistically-Sound Proofs of Exponentiation in Any Group.” In Advances in Cryptology – CRYPTO 2022, 13508:370–99. Springer Nature, 2022. https://doi.org/10.1007/978-3-031-15979-4_13.
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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: 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: 9825 |
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: 10407 |
Chakraborty, Suvradip, Stefan Dziembowski, Małgorzata Gałązka, Tomasz Lizurej, Krzysztof Z Pietrzak, and Michelle X Yeo. “Trojan-Resilience without Cryptography,” 13043:397–428. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-90453-1_14.
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2021 | Conference Paper | IST-REx-ID: 10408 |
Alwen, Joel F, Benedikt Auerbach, Mirza Ahad Baig, Miguel Cueto Noval, Karen Klein, Guillermo Pascual Perez, Krzysztof Z Pietrzak, and Michael Walter. “Grafting Key Trees: Efficient Key Management for Overlapping Groups.” In 19th International Conference, 13044:222–53. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-90456-2_8.
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2021 | Conference Paper | IST-REx-ID: 10409 |
Kamath Hosdurg, Chethan, Karen Klein, and Krzysztof Z Pietrzak. “On Treewidth, Separators and Yao’s Garbling.” In 19th International Conference, 13043:486–517. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-90453-1_17.
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2021 | Conference Paper | IST-REx-ID: 10609 |
Chakraborty, Suvradip, Chaya Ganesh, Mahak Pancholi, and Pratik Sarkar. “Reverse Firewalls for Adaptively Secure MPC without Setup.” In 27th International Conference on the Theory and Application of Cryptology and Information Security, 13091:335–64. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-92075-3_12.
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2021 | Conference Paper | IST-REx-ID: 10041 |
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 |
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: 10044 |
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, 2021.
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2021 | Thesis | IST-REx-ID: 10035 |
Klein, Karen. “On the Adaptive Security of Graph-Based Games.” Institute of Science and Technology Austria, 2021. https://doi.org/10.15479/at:ista:10035.
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2021 | Conference Paper | IST-REx-ID: 10410 |
Kamath Hosdurg, Chethan, Karen Klein, Krzysztof Z Pietrzak, and Michael Walter. “The Cost of Adaptivity in Security Games on Graphs.” In 19th International Conference, 13043:550–81. Springer Nature, 2021. https://doi.org/10.1007/978-3-030-90453-1_19.
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2021 | Conference Paper | IST-REx-ID: 10048 |
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, 2021.
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