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115 Publications
2022 | Conference Paper | IST-REx-ID: 11476 | 
CoCoA: Concurrent continuous group key agreement
J. Alwen, B. Auerbach, M. Cueto Noval, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, in:, Advances in Cryptology – EUROCRYPT 2022, Springer Nature, Cham, 2022, pp. 815–844.
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J. Alwen, B. Auerbach, M. Cueto Noval, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, in:, Advances in Cryptology – EUROCRYPT 2022, Springer Nature, Cham, 2022, pp. 815–844.
2022 | Conference Paper | IST-REx-ID: 12167 |
Hide & Seek: Privacy-preserving rebalancing on payment channel networks
G. Avarikioti, K.Z. Pietrzak, I. Salem, S. Schmid, S. Tiwari, M.X. Yeo, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 358–373.
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| arXiv
G. Avarikioti, K.Z. Pietrzak, I. Salem, S. Schmid, S. Tiwari, M.X. Yeo, in:, Financial Cryptography and Data Security, Springer Nature, 2022, pp. 358–373.
2022 | Journal Article | IST-REx-ID: 12164 |
Long-lived counters with polylogarithmic amortized step complexity
M.A. Baig, D. Hendler, A. Milani, C. Travers, Distributed Computing (2022).
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M.A. Baig, D. Hendler, A. Milani, C. Travers, Distributed Computing (2022).
2022 | Conference Paper | IST-REx-ID: 12176 |
Practical statistically-sound proofs of exponentiation in any group
C. Hoffmann, P. Hubáček, C. Kamath, K. Klein, K.Z. Pietrzak, in:, Advances in Cryptology – CRYPTO 2022, Springer Nature, 2022, pp. 370–399.
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C. Hoffmann, P. Hubáček, C. Kamath, K. Klein, K.Z. Pietrzak, in:, Advances in Cryptology – CRYPTO 2022, Springer Nature, 2022, pp. 370–399.
2022 | Conference Paper | IST-REx-ID: 12516 |
Public-Key Encryption from Homogeneous CLWE
A. Bogdanov, M. Cueto Noval, C. Hoffmann, A. Rosen, in:, Theory of Cryptography, Springer Nature, 2022, pp. 565–592.
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A. Bogdanov, M. Cueto Noval, C. Hoffmann, A. Rosen, in:, Theory of Cryptography, Springer Nature, 2022, pp. 565–592.
2021 | Conference Paper | IST-REx-ID: 10041 |
Limits on the Adaptive Security of Yao’s Garbling
C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, D. Wichs, in:, 41st Annual International Cryptology Conference, Part II , Springer Nature, Cham, 2021, pp. 486–515.
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C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, D. Wichs, in:, 41st Annual International Cryptology Conference, Part II , Springer Nature, Cham, 2021, pp. 486–515.
2021 | Conference Paper | IST-REx-ID: 10049 |
Keep the dirt: tainted TreeKEM, adaptively and actively secure continuous group key agreement
K. Klein, G. Pascual Perez, M. Walter, C. Kamath Hosdurg, M. Capretto, M. Cueto Noval, I. Markov, M.X. Yeo, J.F. Alwen, K.Z. Pietrzak, in:, 2021 IEEE Symposium on Security and Privacy , IEEE, 2021, pp. 268–284.
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K. Klein, G. Pascual Perez, M. Walter, C. Kamath Hosdurg, M. Capretto, M. Cueto Noval, I. Markov, M.X. Yeo, J.F. Alwen, K.Z. Pietrzak, in:, 2021 IEEE Symposium on Security and Privacy , IEEE, 2021, pp. 268–284.
2021 | Conference Paper | IST-REx-ID: 10408 |
Grafting key trees: Efficient key management for overlapping groups
J.F. Alwen, B. Auerbach, M.A. Baig, M. Cueto Noval, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, in:, 19th International Conference, Springer Nature, 2021, pp. 222–253.
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J.F. Alwen, B. Auerbach, M.A. Baig, M. Cueto Noval, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, in:, 19th International Conference, Springer Nature, 2021, pp. 222–253.
2021 | Conference Paper | IST-REx-ID: 10407 |
Trojan-resilience without cryptography
S. Chakraborty, S. Dziembowski, M. Gałązka, T. Lizurej, K.Z. Pietrzak, M.X. Yeo, in:, Springer Nature, 2021, pp. 397–428.
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S. Chakraborty, S. Dziembowski, M. Gałązka, T. Lizurej, K.Z. Pietrzak, M.X. Yeo, in:, Springer Nature, 2021, pp. 397–428.
2021 | Conference Paper | IST-REx-ID: 10409 |
On treewidth, separators and Yao’s garbling
C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, in:, 19th International Conference, Springer Nature, 2021, pp. 486–517.
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C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, in:, 19th International Conference, Springer Nature, 2021, pp. 486–517.
2021 | Conference Paper | IST-REx-ID: 10044 |
On treewidth, separators and Yao's garbling
C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, in:, 19th Theory of Cryptography Conference 2021, International Association for Cryptologic Research, 2021.
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C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, in:, 19th Theory of Cryptography Conference 2021, International Association for Cryptologic Research, 2021.
2021 | Conference Paper | IST-REx-ID: 10410 |
The cost of adaptivity in security games on graphs
C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, M. Walter, in:, 19th International Conference, Springer Nature, 2021, pp. 550–581.
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C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, M. Walter, in:, 19th International Conference, Springer Nature, 2021, pp. 550–581.
2021 | Conference Paper | IST-REx-ID: 10048 |
The cost of adaptivity in security games on graphs
C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, M. Walter, in:, 19th Theory of Cryptography Conference 2021, International Association for Cryptologic Research, 2021.
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C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, M. Walter, in:, 19th Theory of Cryptography Conference 2021, International Association for Cryptologic Research, 2021.
2021 | Conference Paper | IST-REx-ID: 10609 |
Reverse firewalls for adaptively secure MPC without setup
S. Chakraborty, C. Ganesh, M. Pancholi, P. Sarkar, in:, 27th International Conference on the Theory and Application of Cryptology and Information Security, Springer Nature, 2021, pp. 335–364.
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S. Chakraborty, C. Ganesh, M. Pancholi, P. Sarkar, in:, 27th International Conference on the Theory and Application of Cryptology and Information Security, Springer Nature, 2021, pp. 335–364.
2021 | Thesis | IST-REx-ID: 10035 |
On the adaptive security of graph-based games
K. Klein, On the Adaptive Security of Graph-Based Games, IST Austria, 2021.
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K. Klein, On the Adaptive Security of Graph-Based Games, IST Austria, 2021.
2021 | Conference Paper | IST-REx-ID: 9466 |
The convergence of slide-type reductions
M. Walter, in:, Public-Key Cryptography – PKC 2021, Springer Nature, 2021, pp. 45–67.
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M. Walter, in:, Public-Key Cryptography – PKC 2021, Springer Nature, 2021, pp. 45–67.
2021 | Conference Paper | IST-REx-ID: 9826 |
Inverse-Sybil attacks in automated contact tracing
B. Auerbach, S. Chakraborty, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, M.X. Yeo, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 399–421.
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B. Auerbach, S. Chakraborty, K. Klein, G. Pascual Perez, K.Z. Pietrzak, M. Walter, M.X. Yeo, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 399–421.
2021 | Conference Paper | IST-REx-ID: 9825 |
Dual lattice attacks for closest vector problems (with preprocessing)
T. Laarhoven, M. Walter, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 478–502.
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T. Laarhoven, M. Walter, in:, Topics in Cryptology – CT-RSA 2021, Springer Nature, 2021, pp. 478–502.
2021 | Conference Paper | IST-REx-ID: 9969 |
LightPIR: Privacy-preserving route discovery for payment channel networks
K.Z. Pietrzak, I. Salem, S. Schmid, M.X. Yeo, in:, IEEE, 2021.
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| arXiv
K.Z. Pietrzak, I. Salem, S. Schmid, M.X. Yeo, in:, IEEE, 2021.
2020 | Thesis | IST-REx-ID: 7896 |
On the average-case hardness of total search problems
C. Kamath Hosdurg, On the Average-Case Hardness of Total Search Problems, IST Austria, 2020.
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C. Kamath Hosdurg, On the Average-Case Hardness of Total Search Problems, IST Austria, 2020.