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56 Publications


2016 | Conference Paper | LibreCat-ID: 3117
Bader, C., Jager, T., Li, Y., & Schäge, S. (2016). On the Impossibility of Tight Cryptographic Reductions. In Advances in Cryptology - EUROCRYPT 2016 - 35th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Vienna, Austria, May 8-12, 2016, Proceedings, Part II (pp. 273--304). https://doi.org/10.1007/978-3-662-49896-5_10
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2016 | Conference Paper | LibreCat-ID: 3118
Hofheinz, D., Jager, T., & Rupp, A. (2016). Public-Key Encryption with Simulation-Based Selective-Opening Security and Compact Ciphertexts. In Theory of Cryptography - 14th International Conference, TCC 2016-B, Beijing, China, October 31 - November 3, 2016, Proceedings, Part II (pp. 146--168). https://doi.org/10.1007/978-3-662-53644-5_6
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2016 | Conference Paper | LibreCat-ID: 3119
Hofheinz, D., & Jager, T. (2016). Verifiable Random Functions from Standard Assumptions. In Theory of Cryptography - 13th International Conference, TCC 2016-A, Tel Aviv, Israel, January 10-13, 2016, Proceedings, Part I (pp. 336--362). https://doi.org/10.1007/978-3-662-49096-9_14
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2016 | Journal Article | LibreCat-ID: 5446
Jager, T., & Rupp, A. (2016). Black-Box Accumulation: Collecting Incentives in a Privacy-Preserving Way. Proceedings on Privacy Enhancing Technologies, 2016(3), 62–82. https://doi.org/10.1515/popets-2016-0016
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2015 | Book Chapter | LibreCat-ID: 2921 | OA
Blazy, O., Kakvi, S., Kiltz, E., & Pan, J. (2015). Tightly-Secure Signatures from Chameleon Hash Functions. In Lecture Notes in Computer Science (pp. 256–279). Berlin, Heidelberg: Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-662-46447-2_12
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2015 | Journal Article | LibreCat-ID: 3120
Böhl, F., Hofheinz, D., Jager, T., Koch, J., & Striecks, C. (2015). Confined Guessing: New Signatures From Standard Assumptions. J. Cryptology, (1), 176--208. https://doi.org/10.1007/s00145-014-9183-z
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2015 | Conference Paper | LibreCat-ID: 3121
Jager, T., Schwenk, J., & Somorovsky, J. (2015). On the Security of TLS 1.3 and QUIC Against Weaknesses in PKCS#1 v1.5 Encryption. In Proceedings of the 22nd ACM SIGSAC Conference on Computer and Communications Security, Denver, CO, USA, October 12-16, 2015 (pp. 1185--1196). https://doi.org/10.1145/2810103.2813657
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2015 | Conference Paper | LibreCat-ID: 3122
Jager, T., Schwenk, J., & Somorovsky, J. (2015). Practical Invalid Curve Attacks on TLS-ECDH. In Computer Security - ESORICS 2015 - 20th European Symposium on Research in Computer Security, Vienna, Austria, September 21-25, 2015, Proceedings, Part I (pp. 407--425). https://doi.org/10.1007/978-3-319-24174-6_21
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2015 | Conference Paper | LibreCat-ID: 3123
Heuer, F., Jager, T., Kiltz, E., & Schäge, S. (2015). On the Selective Opening Security of Practical Public-Key Encryption Schemes. In Public-Key Cryptography - PKC 2015 - 18th IACR International Conference on Practice and Theory in Public-Key Cryptography, Gaithersburg, MD, USA, March 30 - April 1, 2015, Proceedings (pp. 27--51). https://doi.org/10.1007/978-3-662-46447-2_2
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2015 | Conference Paper | LibreCat-ID: 3124
Bergsma, F., Jager, T., & Schwenk, J. (2015). One-Round Key Exchange with Strong Security: An Efficient and Generic Construction in the Standard Model. In Public-Key Cryptography - PKC 2015 - 18th IACR International Conference on Practice and Theory in Public-Key Cryptography, Gaithersburg, MD, USA, March 30 - April 1, 2015, Proceedings (pp. 477--494). https://doi.org/10.1007/978-3-662-46447-2_21
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2015 | Conference Paper | LibreCat-ID: 3125
Jager, T. (2015). Verifiable Random Functions from Weaker Assumptions. In Theory of Cryptography - 12th Theory of Cryptography Conference, TCC 2015, Warsaw, Poland, March 23-25, 2015, Proceedings, Part {II} (pp. 121--143). https://doi.org/10.1007/978-3-662-46497-7_5
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2015 | Conference Paper | LibreCat-ID: 3126
Bader, C., Hofheinz, D., Jager, T., Kiltz, E., & Li, Y. (2015). Tightly-Secure Authenticated Key Exchange. In Theory of Cryptography - 12th Theory of Cryptography Conference, TCC 2015, Warsaw, Poland, March 23-25, 2015, Proceedings, Part I (pp. 629--658). https://doi.org/10.1007/978-3-662-46494-6_26
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2014 | Journal Article | LibreCat-ID: 3127
Jager, T. (2014). Die Zukunft der Kryptographie. Datenschutz Und Datensicherheit, (7), 445--451. https://doi.org/10.1007/s11623-014-0204-8
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2014 | Conference Paper | LibreCat-ID: 3128
Fleischhacker, N., Jager, T., & Schröder, D. (2014). On Tight Security Proofs for Schnorr Signatures. In Advances in Cryptology - ASIACRYPT 2014 - 20th International Conference on the Theory and Application of Cryptology and Information Security, Kaoshiung, Taiwan, R.O.C., December 7-11, 2014. Proceedings, Part I (pp. 512--531). https://doi.org/10.1007/978-3-662-45611-8_27
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2013 | Journal Article | LibreCat-ID: 3129
Jager, T., & Schwenk, J. (2013). On the Analysis of Cryptographic Assumptions in the Generic Ring Model. J. Cryptology, (2), 225--245. https://doi.org/10.1007/s00145-012-9120-y
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2013 | Conference Paper | LibreCat-ID: 3130
Böhl, F., Hofheinz, D., Jager, T., Koch, J., Hong Seo, J., & Striecks, C. (2013). Practical Signatures from Standard Assumptions. In Advances in Cryptology - EUROCRYPT 2013, 32nd Annual International Conference on the Theory and Applications of Cryptographic Techniques, Athens, Greece, May 26-30, 2013. Proceedings (pp. 461--485). https://doi.org/10.1007/978-3-642-38348-9_28
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2013 | Conference Paper | LibreCat-ID: 3131
Jager, T., Paterson, K. G., & Somorovsky, J. (2013). One Bad Apple: Backwards Compatibility Attacks on State-of-the-Art Cryptography. In 20th Annual Network and Distributed System Security Symposium, NDSS 2013, San Diego, California, USA, February 24-27, 2013.
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2012 | Book Chapter | LibreCat-ID: 2918
Kakvi, S., Kiltz, E., & May, A. (2012). Certifying RSA. In Advances in Cryptology – ASIACRYPT 2012 (pp. 404–414). Berlin, Heidelberg: Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-34961-4_25
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2012 | Book Chapter | LibreCat-ID: 2919
Kakvi, S., & Kiltz, E. (2012). Optimal Security Proofs for Full Domain Hash, Revisited. In Advances in Cryptology – EUROCRYPT 2012 (pp. 537–553). Berlin, Heidelberg: Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-29011-4_32
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2012 | Dissertation | LibreCat-ID: 3132
Jager, T. (2012). On black-box models of computation in cryptology. Ruhr University Bochum.
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