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94 Publications

2016 | Conference Paper | IST-REx-ID: 1653 | OA
Okamoto, T., Pietrzak, K. Z., Waters, B., & Wichs, D. (2016). New realizations of somewhere statistically binding hashing and positional accumulators (Vol. 9452, pp. 121–145). Presented at the ASIACRYPT: Theory and Application of Cryptology and Information Security, Auckland, New Zealand: Springer. https://doi.org/10.1007/978-3-662-48797-6_6
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2016 | Conference Paper | IST-REx-ID: 1225 | OA
Fuchsbauer, G., Hanser, C., Kamath Hosdurg, C., & Slamanig, D. (2016). Practical round-optimal blind signatures in the standard model from weaker assumptions (Vol. 9841, pp. 391–408). Presented at the SCN: Security and Cryptography for Networks, Amalfi, Italy: Springer. https://doi.org/10.1007/978-3-319-44618-9_21
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2016 | Conference Paper | IST-REx-ID: 1229 | OA
Abusalah, H. M., Fuchsbauer, G., & Pietrzak, K. Z. (2016). Offline witness encryption (Vol. 9696, pp. 285–303). Presented at the ACNS: Applied Cryptography and Network Security, Guildford, UK: Springer. https://doi.org/10.1007/978-3-319-39555-5_16
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2016 | Conference Paper | IST-REx-ID: 1231 | OA
Alwen, J. F., Chen, B., Kamath Hosdurg, C., Kolmogorov, V., Pietrzak, K. Z., & Tessaro, S. (2016). On the complexity of scrypt and proofs of space in the parallel random oracle model (Vol. 9666, pp. 358–387). Presented at the EUROCRYPT: Theory and Applications of Cryptographic Techniques, Vienna, Austria: Springer. https://doi.org/10.1007/978-3-662-49896-5_13
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2016 | Conference Paper | IST-REx-ID: 1233 | OA
Fuchsbauer, G., Heuer, F., Kiltz, E., & Pietrzak, K. Z. (2016). Standard security does imply security against selective opening for markov distributions (Vol. 9562, pp. 282–305). Presented at the TCC: Theory of Cryptography Conference, Tel Aviv, Israel: Springer. https://doi.org/10.1007/978-3-662-49096-9_12
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2016 | Conference Paper | IST-REx-ID: 1235 | OA
Abusalah, H. M., & Fuchsbauer, G. (2016). Constrained PRFs for unbounded inputs with short keys (Vol. 9696, pp. 445–463). Presented at the ACNS: Applied Cryptography and Network Security, Guildford, UK: Springer. https://doi.org/10.1007/978-3-319-39555-5_24
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2016 | Conference Paper | IST-REx-ID: 1236 | OA
Abusalah, H. M., Fuchsbauer, G., & Pietrzak, K. Z. (2016). Constrained PRFs for unbounded inputs (Vol. 9610, pp. 413–428). Presented at the CT-RSA: Topics in Cryptology, San Francisco, CA, USA: Springer. https://doi.org/10.1007/978-3-319-29485-8_24
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2016 | Conference Paper | IST-REx-ID: 1365 | OA
Alwen, J. F., & Blocki, J. (2016). Efficiently computing data-independent memory-hard functions (Vol. 9815, pp. 241–271). Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, USA: Springer. https://doi.org/10.1007/978-3-662-53008-5_9
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2016 | Conference Paper | IST-REx-ID: 1366 | OA
Gazi, P., & Tessaro, S. (2016). Provably robust sponge-based PRNGs and KDFs (Vol. 9665, pp. 87–116). Presented at the EUROCRYPT: Theory and Applications of Cryptographic Techniques, Vienna, Austria: Springer. https://doi.org/10.1007/978-3-662-49890-3_4
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2016 | Journal Article | IST-REx-ID: 1479 | OA
Krenn, S., Pietrzak, K. Z., Wadia, A., & Wichs, D. (2016). A counterexample to the chain rule for conditional HILL entropy. Computational Complexity, 25(3), 567–605. https://doi.org/10.1007/s00037-015-0120-9
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2016 | Journal Article | IST-REx-ID: 1177 | OA
Kamath Hosdurg, C., & Chatterjee, S. (2016). A closer look at multiple-forking: Leveraging (in)dependence for a tighter bound. Algorithmica, 74(4), 1321–1362. https://doi.org/10.1007/s00453-015-9997-6
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2016 | Conference Paper | IST-REx-ID: 1179 | OA
Pietrzak, K. Z., & Maciej, S. (2016). Pseudoentropy: Lower-bounds for chain rules and transformations (Vol. 9985, pp. 183–203). Presented at the TCC: Theory of Cryptography Conference, Beijing, China: Springer. https://doi.org/10.1007/978-3-662-53641-4_8
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2015 | Conference Paper | IST-REx-ID: 1644 | OA
Demay, G., Gazi, P., Maurer, U., & Tackmann, B. (2015). Query-complexity amplification for random oracles (Vol. 9063, pp. 159–180). Presented at the ICITS: International Conference on Information Theoretic Security, Lugano, Switzerland: Springer. https://doi.org/10.1007/978-3-319-17470-9_10
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2015 | Conference Paper | IST-REx-ID: 1645
Gazi, P., & Tessaro, S. (2015). Secret-key cryptography from ideal primitives: A systematic verview. In 2015 IEEE Information Theory Workshop. Jerusalem, Israel: IEEE. https://doi.org/10.1109/ITW.2015.7133163
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2015 | Conference Paper | IST-REx-ID: 1646 | OA
Banerjee, A., Fuchsbauer, G., Peikert, C., Pietrzak, K. Z., & Stevens, S. (2015). Key-homomorphic constrained pseudorandom functions. Presented at the TCC: Theory of Cryptography Conference, Warsaw, Poland: Springer. https://doi.org/10.1007/978-3-662-46497-7_2
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2015 | Conference Paper | IST-REx-ID: 1647 | OA
Fuchsbauer, G., Hanser, C., & Slamanig, D. (2015). Practical round-optimal blind signatures in the standard model (Vol. 9216, pp. 233–253). Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, United States: Springer. https://doi.org/10.1007/978-3-662-48000-7_12
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2015 | Conference Paper | IST-REx-ID: 1648 | OA
Fuchsbauer, G., Jafargholi, Z., & Pietrzak, K. Z. (2015). A quasipolynomial reduction for generalized selective decryption on trees (Vol. 9215, pp. 601–620). Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, USA: Springer. https://doi.org/10.1007/978-3-662-47989-6_29
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2015 | Conference Paper | IST-REx-ID: 1649 | OA
Benhamouda, F., Krenn, S., Lyubashevsky, V., & Pietrzak, K. Z. (2015). Efficient zero-knowledge proofs for commitments from learning with errors over rings. Presented at the ESORICS: European Symposium on Research in Computer Security, Vienna, Austria: Springer. https://doi.org/10.1007/978-3-319-24174-6_16
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2015 | Conference Paper | IST-REx-ID: 1650 | OA
Skórski, M., Golovnev, A., & Pietrzak, K. Z. (2015). Condensed unpredictability (Vol. 9134, pp. 1046–1057). Presented at the ICALP: Automata, Languages and Programming, Kyoto, Japan: Springer. https://doi.org/10.1007/978-3-662-47672-7_85
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2015 | Conference Paper | IST-REx-ID: 1651
Baldimtsi, F., Chase, M., Fuchsbauer, G., & Kohlweiss, M. (2015). Anonymous transferable e-cash (Vol. 9020, pp. 101–124). Presented at the PKC: Public Key Crypography, Gaithersburg, MD, USA: Springer. https://doi.org/10.1007/978-3-662-46447-2_5
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2015 | Conference Paper | IST-REx-ID: 1652 | OA
Alwen, J. F., & Serbinenko, V. (2015). High parallel complexity graphs and memory-hard functions. In Proceedings of the 47th annual ACM symposium on Theory of computing (pp. 595–603). Portland, OR, United States: ACM. https://doi.org/10.1145/2746539.2746622
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2015 | Conference Paper | IST-REx-ID: 1654 | OA
Gazi, P., Pietrzak, K. Z., & Tessaro, S. (2015). Generic security of NMAC and HMAC with input whitening. Presented at the ASIACRYPT: Theory and Application of Cryptology and Information Security, Auckland, New Zealand: Springer. https://doi.org/10.1007/978-3-662-48800-3_4
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2015 | Conference Paper | IST-REx-ID: 1668 | OA
Gazi, P., Lee, J., Seurin, Y., Steinberger, J., & Tessaro, S. (2015). Relaxing full-codebook security: A refined analysis of key-length extension schemes. Presented at the FSE: Fast Software Encryption, Istanbul, Turkey: Springer. https://doi.org/10.1007/978-3-662-48116-5_16
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2015 | Conference Paper | IST-REx-ID: 1669 | OA
Pietrzak, K. Z., & Skórski, M. (2015). The chain rule for HILL pseudoentropy, revisited. Presented at the LATINCRYPT: Cryptology and Information Security in Latin America, Guadalajara, Mexico: Springer. https://doi.org/10.1007/978-3-319-22174-8_5
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2015 | Conference Paper | IST-REx-ID: 1671 | OA
Gazi, P., Pietrzak, K. Z., & Tessaro, S. (2015). The exact PRF security of truncation: Tight bounds for keyed sponges and truncated CBC (Vol. 9215, pp. 368–387). Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, United States: Springer. https://doi.org/10.1007/978-3-662-47989-6_18
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2015 | Conference Paper | IST-REx-ID: 1672 | OA
Alwen, J. F., Ostrovsky, R., Zhou, H., & Zikas, V. (2015). Incoercible multi-party computation and universally composable receipt-free voting. Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, United States: Springer. https://doi.org/10.1007/978-3-662-48000-7_37
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2015 | Conference Paper | IST-REx-ID: 1675
Dziembowski, S., Faust, S., Kolmogorov, V., & Pietrzak, K. Z. (2015). Proofs of space. Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, United States: Springer. https://doi.org/10.1007/978-3-662-48000-7_29
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2015 | Conference Paper | IST-REx-ID: 1474 | OA
Ferrara, A., Fuchsbauer, G., Liu, B., & Warinschi, B. (2015). Policy privacy in cryptographic access control (pp. 46–60). Presented at the CSF: Computer Security Foundations, Verona, Italy: IEEE. https://doi.org/10.1109/CSF.2015.11
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2014 | Conference Paper | IST-REx-ID: 2045 | OA
Dachman Soled, D., Fuchsbauer, G., Mohassel, P., & O’Neill, A. (2014). Enhanced chosen-ciphertext security and applications. In H. Krawczyk (Ed.), Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 8383, pp. 329–344). Buenos Aires, Argentina: Springer. https://doi.org/10.1007/978-3-642-54631-0_19
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2014 | Conference Paper | IST-REx-ID: 2046 | OA
Bellare, M., & Fuchsbauer, G. (2014). Policy-based signatures. In H. Krawczyk (Ed.), Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 8383, pp. 520–537). Buenos Aires, Argentina: Springer. https://doi.org/10.1007/978-3-642-54631-0_30
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2014 | Conference Paper | IST-REx-ID: 2047 | OA
Yu, F., Rybar, M., Uhler, C., & Fienberg, S. (2014). Differentially-private logistic regression for detecting multiple-SNP association in GWAS databases. In J. Domingo Ferrer (Ed.), Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 8744, pp. 170–184). Ibiza, Spain: Springer. https://doi.org/10.1007/978-3-319-11257-2_14
View | DOI | Download Submitted Version (ext.) | arXiv
 
2014 | Conference Paper | IST-REx-ID: 2082 | OA
Gazi, P., Pietrzak, K. Z., & Rybar, M. (2014). The exact PRF-security of NMAC and HMAC. In J. Garay & R. Gennaro (Eds.) (Vol. 8616, pp. 113–130). Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, USA: Springer. https://doi.org/10.1007/978-3-662-44371-2_7
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2014 | Conference Paper | IST-REx-ID: 2185 | OA
Dodis, Y., Pietrzak, K. Z., & Wichs, D. (2014). Key derivation without entropy waste. In P. Nguyen & E. Oswald (Eds.) (Vol. 8441, pp. 93–110). Presented at the EUROCRYPT: Theory and Applications of Cryptographic Techniques, Copenhagen, Denmark: Springer. https://doi.org/10.1007/978-3-642-55220-5_6
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2014 | Conference Paper | IST-REx-ID: 2219 | OA
Kiltz, E., Masny, D., & Pietrzak, K. Z. (2014). Simple chosen-ciphertext security from low noise LPN (Vol. 8383, pp. 1–18). Presented at the IACR: International Conference on Practice and Theory in Public-Key Cryptography, Springer. https://doi.org/10.1007/978-3-642-54631-0_1
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2014 | Conference Paper | IST-REx-ID: 2236 | OA
Jetchev, D., & Pietrzak, K. Z. (2014). How to fake auxiliary input. In Y. Lindell (Ed.) (Vol. 8349, pp. 566–590). Presented at the TCC: Theory of Cryptography Conference, San Diego, USA: Springer. https://doi.org/10.1007/978-3-642-54242-8_24
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2014 | Journal Article | IST-REx-ID: 2852
Fischlin, M., Lehmann, A., & Pietrzak, K. Z. (2014). Robust multi-property combiners for hash functions. Journal of Cryptology, 27(3), 397–428. https://doi.org/10.1007/s00145-013-9148-7
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2014 | Conference Paper | IST-REx-ID: 1643 | OA
Fuchsbauer, G. (2014). Constrained Verifiable Random Functions . In M. Abdalla & R. De Prisco (Eds.), SCN 2014 (Vol. 8642, pp. 95–114). Amalfi, Italy: Springer. https://doi.org/10.1007/978-3-319-10879-7_7
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2014 | Conference Paper | IST-REx-ID: 1907 | OA
Demay, G., Gazi, P., Maurer, U., & Tackmann, B. (2014). Optimality of non-adaptive strategies: The case of parallel games. In IEEE International Symposium on Information Theory. Honolulu, USA: IEEE. https://doi.org/10.1109/ISIT.2014.6875125
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2013 | Conference Paper | IST-REx-ID: 2258 | OA
Kiltz, E., Pietrzak, K. Z., & Szegedy, M. (2013). Digital signatures with minimal overhead from indifferentiable random invertible functions. Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, United States: Springer. https://doi.org/10.1007/978-3-642-40041-4_31
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2013 | Conference Paper | IST-REx-ID: 2259 | OA
Alwen, J. F., Krenn, S., Pietrzak, K. Z., & Wichs, D. (2013). Learning with rounding, revisited: New reduction properties and applications. Presented at the CRYPTO: International Cryptology Conference, Santa Barbara, CA, United States: Springer. https://doi.org/10.1007/978-3-642-40041-4_4
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2013 | Conference Paper | IST-REx-ID: 2260 | OA
Bernhard, D., Fuchsbauer, G., & Ghadafi, E. (2013). Efficient signatures of knowledge and DAA in the standard model. Presented at the ACNS: Applied Cryptography and Network Security, Banff, AB, Canada: Springer. https://doi.org/10.1007/978-3-642-38980-1_33
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2013 | Report | IST-REx-ID: 2274 | OA
Dziembowski, S., Faust, S., Kolmogorov, V., & Pietrzak, K. Z. (2013). Proofs of Space. IST Austria.
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2013 | Conference Paper | IST-REx-ID: 2291 | OA
Ferrara, A., Fuchsbauer, G., & Warinschi, B. (2013). Cryptographically enforced RBAC (pp. 115–129). Presented at the CSF: Computer Security Foundations, New Orleans, LA, United States: IEEE. https://doi.org/10.1109/CSF.2013.15
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2013 | Journal Article | IST-REx-ID: 502
Blazy, O., Fuchsbauer, G., Pointcheval, D., & Vergnaud, D. (2013). Short blind signatures. Journal of Computer Security, 21(5), 627–661. https://doi.org/10.3233/JCS-130477
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2013 | Conference Paper | IST-REx-ID: 2940 | OA
Krenn, S., Pietrzak, K. Z., & Wadia, A. (2013). A counterexample to the chain rule for conditional HILL entropy, and what deniable encryption has to do with it. In A. Sahai (Ed.) (Vol. 7785, pp. 23–39). Presented at the TCC: Theory of Cryptography Conference, Tokyo, Japan: Springer. https://doi.org/10.1007/978-3-642-36594-2_2
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2012 | Conference Paper | IST-REx-ID: 2048 | OA
Faust, S., Pietrzak, K. Z., & Schipper, J. (2012). Practical leakage-resilient symmetric cryptography. In Conference proceedings CHES 2012 (Vol. 7428, pp. 213–232). Leuven, Belgium: Springer. https://doi.org/10.1007/978-3-642-33027-8_13
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2012 | Conference Paper | IST-REx-ID: 2049 | OA
Heyse, S., Kiltz, E., Lyubashevsky, V., Paar, C., & Pietrzak, K. Z. (2012). Lapin: An efficient authentication protocol based on ring-LPN. In Conference proceedings FSE 2012 (Vol. 7549, pp. 346–365). Washington, DC, USA: Springer. https://doi.org/10.1007/978-3-642-34047-5_20
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2012 | Conference Paper | IST-REx-ID: 2937 | OA
Almeida, J., Barbosa, M., Bangerter, E., Barthe, G., Krenn, S., & Béguelin, S. (2012). Full proof cryptography: Verifiable compilation of efficient zero-knowledge protocols. In Proceedings of the 2012 ACM conference on Computer and communications security (pp. 488–500). Raleigh, NC, USA: ACM. https://doi.org/10.1145/2382196.2382249
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2012 | Conference Paper | IST-REx-ID: 2974 | OA
Jain, A., Krenn, S., Pietrzak, K. Z., & Tentes, A. (2012). Commitments and efficient zero knowledge proofs from learning parity with noise. In X. Wang & K. Sako (Eds.) (Vol. 7658, pp. 663–680). Presented at the ASIACRYPT: Theory and Application of Cryptology and Information Security, Beijing, China: Springer. https://doi.org/10.1007/978-3-642-34961-4_40
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2012 | Conference Paper | IST-REx-ID: 3250
Pietrzak, K. Z. (2012). Cryptography from learning parity with noise (Vol. 7147, pp. 99–114). Presented at the SOFSEM: Current Trends in Theory and Practice of Computer Science, Špindlerův Mlýn, Czech Republic: Springer. https://doi.org/10.1007/978-3-642-27660-6_9
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2012 | Conference Paper | IST-REx-ID: 3279
Jain, A., Pietrzak, K. Z., & Tentes, A. (2012). Hardness preserving constructions of pseudorandom functions (Vol. 7194, pp. 369–382). Presented at the TCC: Theory of Cryptography Conference, Taormina, Sicily, Italy: Springer. https://doi.org/10.1007/978-3-642-28914-9_21
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2012 | Conference Paper | IST-REx-ID: 3280 | OA
Pietrzak, K. Z. (2012). Subspace LWE (Vol. 7194, pp. 548–563). Presented at the TCC: Theory of Cryptography Conference, Taormina, Sicily, Italy: Springer. https://doi.org/10.1007/978-3-642-28914-9_31
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2012 | Conference Paper | IST-REx-ID: 3281
Pietrzak, K. Z., Rosen, A., & Segev, G. (2012). Lossy functions do not amplify well (Vol. 7194, pp. 458–475). Presented at the TCC: Theory of Cryptography Conference, Taormina, Sicily, Italy: Springer. https://doi.org/10.1007/978-3-642-28914-9_26
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2012 | Conference Paper | IST-REx-ID: 3282 | OA
Dodis, Y., Pietrzak, K. Z., Kiltz, E., & Wichs, D. (2012). Message authentication, revisited (Vol. 7237, pp. 355–374). Presented at the EUROCRYPT: Theory and Applications of Cryptographic Techniques, Cambridge, UK: Springer. https://doi.org/10.1007/978-3-642-29011-4_22
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