Please note that LibreCat no longer supports Internet Explorer versions 8 or 9 (or earlier).
We recommend upgrading to the latest Internet Explorer, Google Chrome, or Firefox.
136 Publications
2018 | Published | Conference Paper | IST-REx-ID: 7407 |

Proofs of catalytic space
K.Z. Pietrzak, in:, 10th Innovations in Theoretical Computer Science Conference (ITCS 2019), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2018, p. 59:1-59:25.
[Published Version]
View
| Files available
| DOI
| Download Published Version (ext.)
K.Z. Pietrzak, in:, 10th Innovations in Theoretical Computer Science Conference (ITCS 2019), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2018, p. 59:1-59:25.
2018 | Published | Conference Paper | IST-REx-ID: 193 |

On the memory hardness of data independent password hashing functions
J.F. Alwen, P. Gazi, C. Kamath Hosdurg, K. Klein, G.F. Osang, K.Z. Pietrzak, L. Reyzin, M. Rolinek, M. Rybar, in:, Proceedings of the 2018 on Asia Conference on Computer and Communication Security, ACM, 2018, pp. 51–65.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
| WoS
J.F. Alwen, P. Gazi, C. Kamath Hosdurg, K. Klein, G.F. Osang, K.Z. Pietrzak, L. Reyzin, M. Rolinek, M. Rybar, in:, Proceedings of the 2018 on Asia Conference on Computer and Communication Security, ACM, 2018, pp. 51–65.
2018 | Published | Conference Paper | IST-REx-ID: 6941 |

SpaceMint: A cryptocurrency based on proofs of space
S. Park, A. Kwon, G. Fuchsbauer, P. Gazi, J.F. Alwen, K.Z. Pietrzak, in:, 22nd International Conference on Financial Cryptography and Data Security, Springer Nature, 2018, pp. 480–499.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
| WoS
S. Park, A. Kwon, G. Fuchsbauer, P. Gazi, J.F. Alwen, K.Z. Pietrzak, in:, 22nd International Conference on Financial Cryptography and Data Security, Springer Nature, 2018, pp. 480–499.
2017 | Published | Conference Paper | IST-REx-ID: 559 |

Beyond Hellman’s time-memory trade-offs with applications to proofs of space
H.M. Abusalah, J.F. Alwen, B. Cohen, D. Khilko, K.Z. Pietrzak, L. Reyzin, in:, Springer, 2017, pp. 357–379.
[Submitted Version]
View
| Files available
| DOI
| Download Submitted Version (ext.)
H.M. Abusalah, J.F. Alwen, B. Cohen, D. Khilko, K.Z. Pietrzak, L. Reyzin, in:, Springer, 2017, pp. 357–379.
2017 | Published | Conference Paper | IST-REx-ID: 637 |

Be adaptive avoid overcommitting
Z. Jafargholi, C. Kamath Hosdurg, K. Klein, I. Komargodski, K.Z. Pietrzak, D. Wichs, in:, J. Katz, H. Shacham (Eds.), Springer, 2017, pp. 133–163.
[Submitted Version]
View
| Files available
| DOI
| Download Submitted Version (ext.)
Z. Jafargholi, C. Kamath Hosdurg, K. Klein, I. Komargodski, K.Z. Pietrzak, D. Wichs, in:, J. Katz, H. Shacham (Eds.), Springer, 2017, pp. 133–163.
2017 | Published | Conference Paper | IST-REx-ID: 1174 |

Lower bounds on key derivation for square-friendly applications
M. Skórski, in:, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2017.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
| WoS
M. Skórski, in:, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2017.
2017 | Published | Conference Paper | IST-REx-ID: 1175 |

Cumulative space in black-white pebbling and resolution
J.F. Alwen, S. De Rezende, J. Nordstrom, M. Vinyals, in:, C. Papadimitriou (Ed.), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2017, p. 38:1-38-21.
[Published Version]
View
| Files available
| DOI
J.F. Alwen, S. De Rezende, J. Nordstrom, M. Vinyals, in:, C. Papadimitriou (Ed.), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2017, p. 38:1-38-21.
2017 | Published | Conference Paper | IST-REx-ID: 1176 |

Towards practical attacks on Argon2i and balloon hashing
J.F. Alwen, J. Blocki, in:, IEEE, 2017.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
| WoS
J.F. Alwen, J. Blocki, in:, IEEE, 2017.
2017 | Published | Journal Article | IST-REx-ID: 1187 |

Efficient authentication from hard learning problems
E. Kiltz, K.Z. Pietrzak, D. Venturi, D. Cash, A. Jain, Journal of Cryptology 30 (2017) 1238–1275.
[Submitted Version]
View
| Files available
| DOI
| WoS
E. Kiltz, K.Z. Pietrzak, D. Venturi, D. Cash, A. Jain, Journal of Cryptology 30 (2017) 1238–1275.
2017 | Published | Conference Paper | IST-REx-ID: 605 |

Position based cryptography and multiparty communication complexity
J. Brody, S. Dziembowski, S. Faust, K.Z. Pietrzak, in:, Y. Kalai, L. Reyzin (Eds.), Springer, 2017, pp. 56–81.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
J. Brody, S. Dziembowski, S. Faust, K.Z. Pietrzak, in:, Y. Kalai, L. Reyzin (Eds.), Springer, 2017, pp. 56–81.
2017 | Published | Conference Paper | IST-REx-ID: 609 |

Moderately hard functions: Definition, instantiations, and applications
J.F. Alwen, B. Tackmann, in:, Y. Kalai, L. Reyzin (Eds.), Springer, 2017, pp. 493–526.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
J.F. Alwen, B. Tackmann, in:, Y. Kalai, L. Reyzin (Eds.), Springer, 2017, pp. 493–526.
2017 | Published | Thesis | IST-REx-ID: 838 |

(The exact security of) Message authentication codes
M. Rybar, (The Exact Security of) Message Authentication Codes, Institute of Science and Technology Austria, 2017.
[Published Version]
View
| Files available
| DOI
M. Rybar, (The Exact Security of) Message Authentication Codes, Institute of Science and Technology Austria, 2017.
2017 | Published | Journal Article | IST-REx-ID: 6196 |

The exact security of PMAC
P. Gazi, K.Z. Pietrzak, M. Rybar, IACR Transactions on Symmetric Cryptology 2016 (2017) 145–161.
[Published Version]
View
| Files available
| DOI
P. Gazi, K.Z. Pietrzak, M. Rybar, IACR Transactions on Symmetric Cryptology 2016 (2017) 145–161.
2017 | Published | Conference Paper | IST-REx-ID: 635 |

Scrypt is maximally memory hard
J.F. Alwen, B. Chen, K.Z. Pietrzak, L. Reyzin, S. Tessaro, in:, J.-S. Coron, J. Buus Nielsen (Eds.), Springer, 2017, pp. 33–62.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
J.F. Alwen, B. Chen, K.Z. Pietrzak, L. Reyzin, S. Tessaro, in:, J.-S. Coron, J. Buus Nielsen (Eds.), Springer, 2017, pp. 33–62.
2017 | Published | Conference Paper | IST-REx-ID: 640 |

Depth-robust graphs and their cumulative memory complexity
J.F. Alwen, J. Blocki, K.Z. Pietrzak, in:, J.-S. Coron, J. Buus Nielsen (Eds.), Springer, 2017, pp. 3–32.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
J.F. Alwen, J. Blocki, K.Z. Pietrzak, in:, J.-S. Coron, J. Buus Nielsen (Eds.), Springer, 2017, pp. 3–32.
2017 | Published | Conference Paper | IST-REx-ID: 648 |

On the complexity of breaking pseudoentropy
M. Skórski, in:, G. Jäger, S. Steila (Eds.), Springer, 2017, pp. 600–613.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
M. Skórski, in:, G. Jäger, S. Steila (Eds.), Springer, 2017, pp. 600–613.
2017 | Published | Conference Paper | IST-REx-ID: 650 |

A cryptographic view of regularity lemmas: Simpler unified proofs and refined bounds
M. Skórski, in:, G. Jäger, S. Steila (Eds.), Springer, 2017, pp. 586–599.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
M. Skórski, in:, G. Jäger, S. Steila (Eds.), Springer, 2017, pp. 586–599.
2017 | Published | Conference Paper | IST-REx-ID: 6526 |

On the complexity of estimating Rènyi divergences
M. Skórski, in:, 2017 IEEE International Symposium on Information Theory (ISIT), IEEE, 2017.
[Preprint]
View
| DOI
| Download Preprint (ext.)
| arXiv
M. Skórski, in:, 2017 IEEE International Symposium on Information Theory (ISIT), IEEE, 2017.
2017 | Published | Conference Paper | IST-REx-ID: 6527 |

Practical graphs for optimal side-channel resistant memory-hard functions
J.F. Alwen, J. Blocki, B. Harsha, in:, Proceedings of the 2017 ACM SIGSAC Conference on Computer and Communications Security, ACM Press, 2017, pp. 1001–1017.
[Submitted Version]
View
| DOI
| Download Submitted Version (ext.)
J.F. Alwen, J. Blocki, B. Harsha, in:, Proceedings of the 2017 ACM SIGSAC Conference on Computer and Communications Security, ACM Press, 2017, pp. 1001–1017.
2017 | Published | Conference Paper | IST-REx-ID: 697 |

Non uniform attacks against pseudoentropy
K.Z. Pietrzak, M. Skórski, in:, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2017.
[Published Version]
View
| Files available
| DOI
K.Z. Pietrzak, M. Skórski, in:, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2017.