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149 Publications
2025 | Published | Conference Paper | IST-REx-ID: 19712 | 
On the soundness of algebraic attacks against code-based assumptions
M. Cueto Noval, S.-P. Merz, P. Stählin, A. Ünal, in:, 44th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Springer Nature, 2025, pp. 385–415.
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M. Cueto Noval, S.-P. Merz, P. Stählin, A. Ünal, in:, 44th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Springer Nature, 2025, pp. 385–415.
2025 | Conference Paper | IST-REx-ID: 19738 |
Securely instantiating ‘Half Gates’ garbling in the standard model
A. Acharya, K. Azari, M.A. Baig, D. Hofheinz, C. Kamath, in:, 28th IACR International Conference on Practice and Theory of Public-Key Cryptography, Springer Nature, 2025, pp. 37–75.
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A. Acharya, K. Azari, M.A. Baig, D. Hofheinz, C. Kamath, in:, 28th IACR International Conference on Practice and Theory of Public-Key Cryptography, Springer Nature, 2025, pp. 37–75.
2025 | Published | Conference Paper | IST-REx-ID: 20053 |
When is liquid democracy possible?: On the manipulation of variance
K. Chatterjee, S. Gilbert, S. Schmid, J. Svoboda, M.X. Yeo, in:, Proceedings of the ACM Symposium on Principles of Distributed Computing, ACM, 2025, pp. 241–251.
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K. Chatterjee, S. Gilbert, S. Schmid, J. Svoboda, M.X. Yeo, in:, Proceedings of the ACM Symposium on Principles of Distributed Computing, ACM, 2025, pp. 241–251.
2025 | Published | Conference Paper | IST-REx-ID: 20587 |
Nakamoto consensus from multiple resources
M.A. Baig, C.U. Günther, K.Z. Pietrzak, in:, 7th Conference on Advances in Financial Technologies, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2025.
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M.A. Baig, C.U. Günther, K.Z. Pietrzak, in:, 7th Conference on Advances in Financial Technologies, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2025.
2025 | Published | Conference Paper | IST-REx-ID: 19600 |
Route discovery in private payment channel networks
Z. Avarikioti, M. Bastankhah, M.A. Maddah-Ali, K.Z. Pietrzak, J. Svoboda, M.X. Yeo, in:, Computer Security. ESORICS 2024 International Workshops, Springer Nature, 2025, pp. 207–223.
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Z. Avarikioti, M. Bastankhah, M.A. Maddah-Ali, K.Z. Pietrzak, J. Svoboda, M.X. Yeo, in:, Computer Security. ESORICS 2024 International Workshops, Springer Nature, 2025, pp. 207–223.
2025 | Published | Thesis | IST-REx-ID: 20556 |
Theory and applications of verifiable delay functions
C. Hoffmann, Theory and Applications of Verifiable Delay Functions, Institute of Science and Technology Austria, 2025.
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C. Hoffmann, Theory and Applications of Verifiable Delay Functions, Institute of Science and Technology Austria, 2025.
2025 | Published | Conference Paper | IST-REx-ID: 19778 |
Watermarkable and zero-knowledge Verifiable Delay Functions from any proof of exponentiation
C. Hoffmann, K.Z. Pietrzak, in:, 28th IACR International Conference on Practice and Theory of Public-Key Cryptography, Springer Nature, 2025, pp. 36–66.
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C. Hoffmann, K.Z. Pietrzak, in:, 28th IACR International Conference on Practice and Theory of Public-Key Cryptography, Springer Nature, 2025, pp. 36–66.
2025 | Published | Conference Paper | IST-REx-ID: 20846 |
Constrained verifiable random functions without obfuscation and friends
N. Brandt, M. Cueto Noval, C.U. Günther, A. Ünal, S. Wohnig, in:, 23rd International Conference on Theory of Cryptography, Springer Nature, 2025, pp. 478–511.
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N. Brandt, M. Cueto Noval, C.U. Günther, A. Ünal, S. Wohnig, in:, 23rd International Conference on Theory of Cryptography, Springer Nature, 2025, pp. 478–511.
2025 | Published | Conference Paper | IST-REx-ID: 20845 |
Zeroizing attacks against evasive and circular evasive LWE
S. Agrawal, A. Modi, A. Yadav, S. Yamada, in:, 23rd International Conference on Theory of Cryptography, Springer Nature, 2025, pp. 259–290.
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S. Agrawal, A. Modi, A. Yadav, S. Yamada, in:, 23rd International Conference on Theory of Cryptography, Springer Nature, 2025, pp. 259–290.
2025 | Published | Conference Paper | IST-REx-ID: 20844 |
Space-deniable proofs
J. Dujmovic, C.U. Günther, K.Z. Pietrzak, in:, 23rd International Conference on Theory of Cryptography, Springer Nature, 2025, pp. 171–202.
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J. Dujmovic, C.U. Günther, K.Z. Pietrzak, in:, 23rd International Conference on Theory of Cryptography, Springer Nature, 2025, pp. 171–202.
2024 | Published | Conference Paper | IST-REx-ID: 17328 |
Fully automated selfish mining analysis in efficient proof systems blockchains
K. Chatterjee, A. Ebrahimzadeh, M. Karrabi, K.Z. Pietrzak, M.X. Yeo, D. Zikelic, in:, Proceedings of the 43rd Annual ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2024, pp. 268–278.
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K. Chatterjee, A. Ebrahimzadeh, M. Karrabi, K.Z. Pietrzak, M.X. Yeo, D. Zikelic, in:, Proceedings of the 43rd Annual ACM Symposium on Principles of Distributed Computing, Association for Computing Machinery, 2024, pp. 268–278.
2024 | Published | Journal Article | IST-REx-ID: 18961 |
Deniability in automated contact tracing: Impossibilities and possibilities
C.U. Günther, K.Z. Pietrzak, Proceedings on Privacy Enhancing Technologies 2024 (2024) 636–648.
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C.U. Günther, K.Z. Pietrzak, Proceedings on Privacy Enhancing Technologies 2024 (2024) 636–648.
2024 | Published | Conference Paper | IST-REx-ID: 17051 |
Trapdoor memory-hard functions
B. Auerbach, C.U. Günther, K.Z. Pietrzak, in:, 43rd Annual International Conference on the Theory and Applications of Cryptographic Techniques, Springer Nature, 2024, pp. 315–344.
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B. Auerbach, C.U. Günther, K.Z. Pietrzak, in:, 43rd Annual International Conference on the Theory and Applications of Cryptographic Techniques, Springer Nature, 2024, pp. 315–344.
2024 | Published | Conference Paper | IST-REx-ID: 17126 |
Lower bounds for lattice-based compact functional encryption
E. Tairi, A. Ünal, in:, Advances in Cryptology – EUROCRYPT 2024, Springer Nature, 2024, pp. 249–279.
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E. Tairi, A. Ünal, in:, Advances in Cryptology – EUROCRYPT 2024, Springer Nature, 2024, pp. 249–279.
2024 | Published | Conference Paper | IST-REx-ID: 18086
DeCAF: Decentralizable CGKA with fast healing
J.F. Alwen, B. Auerbach, M. Cueto Noval, K. Klein, G. Pascual Perez, K.Z. Pietrzak, in:, C. Galdi, D.H. Phan (Eds.), Security and Cryptography for Networks: 14th International Conference, Springer Nature, Cham, 2024, pp. 294–313.
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J.F. Alwen, B. Auerbach, M. Cueto Noval, K. Klein, G. Pascual Perez, K.Z. Pietrzak, in:, C. Galdi, D.H. Phan (Eds.), Security and Cryptography for Networks: 14th International Conference, Springer Nature, Cham, 2024, pp. 294–313.
2024 | Published | Conference Paper | IST-REx-ID: 18756 |
Evasive LWE assumptions: Definitions, classes, and counterexamples
C. Brzuska, A. Ünal, I.K.Y. Woo, in:, 30th International Conference on the Theory and Application of Cryptology and Information Security, Springer Nature, 2024, pp. 418–449.
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C. Brzuska, A. Ünal, I.K.Y. Woo, in:, 30th International Conference on the Theory and Application of Cryptology and Information Security, Springer Nature, 2024, pp. 418–449.
2024 | Published | Conference Paper | IST-REx-ID: 18755 |
Strongly secure universal thresholdizer
E. Ebrahimi, A. Yadav, in:, 30th International Conference on the Theory and Application of Cryptology and Information Security, Springer Nature, 2024, pp. 207–239.
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E. Ebrahimi, A. Yadav, in:, 30th International Conference on the Theory and Application of Cryptology and Information Security, Springer Nature, 2024, pp. 207–239.
2024 | Published | Thesis | IST-REx-ID: 18088 |
On the efficiency and security of secure group messaging
G. Pascual Perez, On the Efficiency and Security of Secure Group Messaging, Institute of Science and Technology Austria, 2024.
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G. Pascual Perez, On the Efficiency and Security of Secure Group Messaging, Institute of Science and Technology Austria, 2024.
2024 | Draft | Preprint | IST-REx-ID: 20701 |
Practical batch proofs of exponentiation
C. Hoffmann, P. Hubáček, S. Ivanova, Cryptology EPrint Archive (n.d.).
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C. Hoffmann, P. Hubáček, S. Ivanova, Cryptology EPrint Archive (n.d.).
2024 | Published | Conference Paper | IST-REx-ID: 15007 |
Eating sandwiches: Modular and lightweight elimination of transaction reordering attacks
O. Alpos, I. Amores-Sesar, C. Cachin, M.X. Yeo, in:, 27th International Conference on Principles of Distributed Systems, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2024.
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O. Alpos, I. Amores-Sesar, C. Cachin, M.X. Yeo, in:, 27th International Conference on Principles of Distributed Systems, Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2024.