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Krzysztof Pietrzak

Christoph Günther

Guilherme Teixeira Rito

Akin Ünal

Hamza Abusalah

Joel Alwen

Benedikt Auerbach

Georgia Avarikioti

Mirza Baig

Suvradip Chakraborty

Miguel Cueto Noval

Georg Fuchsbauer

Peter Gazi

Charlotte Hoffmann

Chethan Kamath Hosdurg

Karen Klein

Karen Klein

Stephan Krenn

Ray Neiheiser

Michal Rybar

Michael Walter

Emiel Wiedijk

Anshu Yadav

Michelle Yeo

Schipper, Joachim



159 Publications

2021 | Published | Conference Paper | IST-REx-ID: 9826 | OA
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.
[Submitted Version] View | DOI | Download Submitted Version (ext.)
 
2021 | Published | Conference Paper | IST-REx-ID: 10049 | OA
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.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS
 
2020 | Published | Conference Paper | IST-REx-ID: 7966 | OA
Everybody’s a target: Scalability in public-key encryption
B. Auerbach, F. Giacon, E. Kiltz, in:, Advances in Cryptology – EUROCRYPT 2020, Springer Nature, 2020, pp. 475–506.
[Submitted Version] View | DOI | Download Submitted Version (ext.) | WoS
 
2020 | Published | Conference Paper | IST-REx-ID: 8339 | OA
Improved discrete Gaussian and subgaussian analysis for lattice cryptography
N. Genise, D. Micciancio, C. Peikert, M. Walter, in:, 23rd IACR International Conference on the Practice and Theory of Public-Key Cryptography, Springer Nature, 2020, pp. 623–651.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
2020 | Published | Conference Paper | IST-REx-ID: 8987 | OA
Delayed authentication: Preventing replay and relay attacks in private contact tracing
K.Z. Pietrzak, in:, Progress in Cryptology, Springer Nature, 2020, pp. 3–15.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
2020 | Published | Conference Paper | IST-REx-ID: 8322 | OA
Reverse firewalls for actively secure MPCs
S. Chakraborty, S. Dziembowski, J.B. Nielsen, in:, Advances in Cryptology – CRYPTO 2020, Springer Nature, 2020, pp. 732–762.
[Preprint] View | DOI | Download Preprint (ext.) | WoS | Cryptology ePrint
 
2020 | Published | Thesis | PhD | IST-REx-ID: 7896 | OA
On the average-case hardness of total search problems
C. Kamath Hosdurg, On the Average-Case Hardness of Total Search Problems, Institute of Science and Technology Austria, 2020.
[Published Version] View | Files available | DOI
 
2019 | Published | Journal Article | IST-REx-ID: 5887 | OA
Per-session security: Password-based cryptography revisited
G. Demay, P. Gazi, U. Maurer, B. Tackmann, Journal of Computer Security 27 (2019) 75–111.
[Preprint] View | DOI | Download Preprint (ext.)
 
2019 | Published | Conference Paper | IST-REx-ID: 6430 | OA
Adaptively secure proxy re-encryption
G. Fuchsbauer, C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, in:, Springer Nature, 2019, pp. 317–346.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS
 
2019 | Published | Book Chapter | IST-REx-ID: 6726 | OA
Sampling the integers with low relative error
M. Walter, in:, J. Buchmann, A. Nitaj, T. Rachidi (Eds.), Progress in Cryptology – AFRICACRYPT 2019, Springer Nature, Cham, 2019, pp. 157–180.
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
2019 | Published | Conference Paper | IST-REx-ID: 7136 | OA
Strong chain rules for min-entropy under few bits spoiled
M. Skórski, in:, 2019 IEEE International Symposium on Information Theory, IEEE, 2019.
[Preprint] View | DOI | Download Preprint (ext.) | WoS | arXiv
 
2019 | Published | Conference Paper | IST-REx-ID: 7411 | OA
Reversible proofs of sequential work
H.M. Abusalah, C. Kamath Hosdurg, K. Klein, K.Z. Pietrzak, M. Walter, in:, Advances in Cryptology – EUROCRYPT 2019, Springer International Publishing, 2019, pp. 277–291.
[Submitted Version] View | DOI | Download Submitted Version (ext.) | WoS
 
2019 | Published | Conference Paper | IST-REx-ID: 6528 | OA
Simple verifiable delay functions
K.Z. Pietrzak, in:, 10th Innovations in Theoretical Computer Science Conference, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2019.
[Published Version] View | Files available | DOI | Cryptology ePrint
 
2019 | Published | Conference Paper | IST-REx-ID: 6677 | OA
Finding a Nash equilibrium is no easier than breaking Fiat-Shamir
A.R. Choudhuri, P. Hubáček, C. Kamath Hosdurg, K.Z. Pietrzak, A. Rosen, G.N. Rothblum, in:, Proceedings of the 51st Annual ACM SIGACT Symposium on Theory of Computing  - STOC 2019, ACM, 2019, pp. 1103–1114.
[Preprint] View | Files available | DOI | Download Preprint (ext.) | WoS
 
2018 | Published | Conference Paper | IST-REx-ID: 298 | OA
Sustained space complexity
J.F. Alwen, J. Blocki, K.Z. Pietrzak, in:, Springer, 2018, pp. 99–130.
[Preprint] View | DOI | Download Preprint (ext.) | WoS | arXiv
 
2018 | Published | Conference Paper | IST-REx-ID: 300 | OA
On the bit security of cryptographic primitives
D. Micciancio, M. Walter, in:, Springer, 2018, pp. 3–28.
[Submitted Version] View | DOI | Download Submitted Version (ext.) | WoS
 
2018 | Published | Conference Paper | IST-REx-ID: 302 | OA
Simple proofs of sequential work
B. Cohen, K.Z. Pietrzak, in:, Springer, 2018, pp. 451–467.
[Submitted Version] View | DOI | Download Submitted Version (ext.) | WoS
 
2018 | Published | Conference Paper | IST-REx-ID: 193 | OA
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
 
2018 | Published | Journal Article | IST-REx-ID: 107 | OA
Non-malleable codes
S. Dziembowski, K.Z. Pietrzak, D. Wichs, Journal of the ACM 65 (2018).
[Preprint] View | DOI | Download Preprint (ext.) | WoS
 
2018 | Published | Conference Paper | IST-REx-ID: 108 | OA
Inverted leftover hash lemma
M. Obremski, M. Skórski, in:, IEEE, 2018.
[Submitted Version] View | DOI | Download Submitted Version (ext.) | WoS
 

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