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127 Publications
2018 | Conference Paper | IST-REx-ID: 302 | 
B. Cohen and K. Z. Pietrzak, “Simple proofs of sequential work,” presented at the Eurocrypt: Advances in Cryptology, Tel Aviv, Israel, 2018, vol. 10821, pp. 451–467.
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2018 | Conference Paper | IST-REx-ID: 298 |
J. F. Alwen, J. Blocki, and K. Z. Pietrzak, “Sustained space complexity,” presented at the Eurocrypt 2018: Advances in Cryptology, Tel Aviv, Israel, 2018, vol. 10821, pp. 99–130.
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2018 | Conference Paper | IST-REx-ID: 6941 |
S. Park, A. Kwon, G. Fuchsbauer, P. Gazi, J. F. Alwen, and K. Z. Pietrzak, “SpaceMint: A cryptocurrency based on proofs of space,” in 22nd International Conference on Financial Cryptography and Data Security, Nieuwpoort, Curacao, 2018, vol. 10957, pp. 480–499.
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2017 | Conference Paper | IST-REx-ID: 1175 |
J. F. Alwen, S. De Rezende, J. Nordstrom, and M. Vinyals, “Cumulative space in black-white pebbling and resolution,” presented at the ITCS: Innovations in Theoretical Computer Science, Berkeley, CA, United States, 2017, vol. 67, p. 38:1-38-21.
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2017 | Conference Paper | IST-REx-ID: 605 |
J. Brody, S. Dziembowski, S. Faust, and K. Z. Pietrzak, “Position based cryptography and multiparty communication complexity,” presented at the TCC: Theory of Cryptography Conference, Baltimore, MD, United States, 2017, vol. 10677, pp. 56–81.
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2017 | Conference Paper | IST-REx-ID: 609 |
J. F. Alwen and B. Tackmann, “Moderately hard functions: Definition, instantiations, and applications,” presented at the TCC: Theory of Cryptography, Baltimore, MD, United States, 2017, vol. 10677, pp. 493–526.
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2017 | Conference Paper | IST-REx-ID: 635 |
J. F. Alwen, B. Chen, K. Z. Pietrzak, L. Reyzin, and S. Tessaro, “Scrypt is maximally memory hard,” presented at the EUROCRYPT: Theory and Applications of Cryptographic Techniques, Paris, France, 2017, vol. 10212, pp. 33–62.
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2017 | Conference Paper | IST-REx-ID: 640 |
J. F. Alwen, J. Blocki, and K. Z. Pietrzak, “Depth-robust graphs and their cumulative memory complexity,” presented at the EUROCRYPT: Theory and Applications of Cryptographic Techniques, Paris, France, 2017, vol. 10212, pp. 3–32.
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2017 | Conference Paper | IST-REx-ID: 648 |
M. Skórski, “On the complexity of breaking pseudoentropy,” presented at the TAMC: Theory and Applications of Models of Computation, Bern, Switzerland, 2017, vol. 10185, pp. 600–613.
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2017 | Conference Paper | IST-REx-ID: 650 |
M. Skórski, “A cryptographic view of regularity lemmas: Simpler unified proofs and refined bounds,” presented at the TAMC: Theory and Applications of Models of Computation, Bern, Switzerland, 2017, vol. 10185, pp. 586–599.
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2017 | Conference Paper | IST-REx-ID: 6527 |
J. F. Alwen, J. Blocki, and B. Harsha, “Practical graphs for optimal side-channel resistant memory-hard functions,” in Proceedings of the 2017 ACM SIGSAC Conference on Computer and Communications Security, Dallas, TX, USA, 2017, pp. 1001–1017.
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2017 | Conference Paper | IST-REx-ID: 6526 |
M. Skórski, “On the complexity of estimating Rènyi divergences,” in 2017 IEEE International Symposium on Information Theory (ISIT), Aachen, Germany, 2017.
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2017 | Conference Paper | IST-REx-ID: 697 |
K. Z. Pietrzak and M. Skórski, “Non uniform attacks against pseudoentropy,” presented at the ICALP: International Colloquium on Automata, Languages, and Programming, Warsaw, Poland, 2017, vol. 80.
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2017 | Conference Paper | IST-REx-ID: 710 |
M. Obremski and M. Skórski, “Renyi entropy estimation revisited,” presented at the 20th International Workshop on Approximation Algorithms for Combinatorial Optimization Problems, APPROX, Berkeley, USA, 2017, vol. 81.
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2017 | Thesis | IST-REx-ID: 838 |
M. Rybar, “(The exact security of) Message authentication codes,” Institute of Science and Technology Austria, 2017.
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2017 | Journal Article | IST-REx-ID: 6196 |
P. Gazi, K. Z. Pietrzak, and M. Rybar, “The exact security of PMAC,” IACR Transactions on Symmetric Cryptology, vol. 2016, no. 2. Ruhr University Bochum, pp. 145–161, 2017.
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2017 | Conference Paper | IST-REx-ID: 559 |
H. M. Abusalah, J. F. Alwen, B. Cohen, D. Khilko, K. Z. Pietrzak, and L. Reyzin, “Beyond Hellman’s time-memory trade-offs with applications to proofs of space,” presented at the ASIACRYPT: Theory and Applications of Cryptology and Information Security, Hong Kong, China, 2017, vol. 10625, pp. 357–379.
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2017 | Conference Paper | IST-REx-ID: 637 |
Z. Jafargholi, C. Kamath Hosdurg, K. Klein, I. Komargodski, K. Z. Pietrzak, and D. Wichs, “Be adaptive avoid overcommitting,” presented at the CRYPTO: Cryptology, Santa Barbara, CA, United States, 2017, vol. 10401, pp. 133–163.
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2017 | Conference Paper | IST-REx-ID: 1174 |
M. Skórski, “Lower bounds on key derivation for square-friendly applications,” presented at the STACS: Symposium on Theoretical Aspects of Computer Science, Hannover, Germany, 2017, vol. 66.
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