Ronald Cramer
Hoogleraar Cryptologie
- Naam
- Prof.dr. R.J.F. Cramer
- Telefoon
- +31 71 527 7047
- cramer@math.leidenuniv.nl
- ORCID iD
- 0000-0001-5512-1879
Nieuws
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Staatgeheimen en supercomputers: Ronald Cramer over de werking en toekomst van cryptografie -
Serge Fehr benoemd tot hoogleraar Quantum informatietheorie -
Ronald Cramer op Kennislink over cryptografie -
Quantumsoftware ontwikkelen dankzij subsidie van 18,8 miljoen -
Cryptograaf Ronald Cramer ontvangt ERC Advanced Grant -
Prof. dr. Ronald Cramer interviewed about data security by Volkskrant
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Boekpublicatie Ronald Cramer: een wereldprimeur
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Crypto-analyse onderzoek van prof. Ronald Cramer in WIRED
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Ronald Cramer geïnstalleerd als lid van de Koninklijke Nederlandse Akademie van Wetenschappen
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Joke Bouwstra geïnstalleerd als lid van de Koninklijke Nederlandse Akademie van Wetenschappen -
Prof.dr. Joke Bouwstra en prof.dr. Ronald Cramer benoemd tot leden van de KNAW -
Ronald Cramer benoemd tot ‘Fellow of IACR
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CWI-cryptanalist ontdekt nieuwe cryptografische aanvalsvariant in Flame-virus
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STW-aanvraag Ronald Cramer gehonoreerd
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Marc Stevens en collega's onthullen zwakke plek in internetbeveiliging
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VICI-subsidie voor Ronald Cramer
Persoonlijke webpagina
Hoogleraar Cryptologie
- Wiskunde en Natuurwetenschappen
- Mathematisch Instituut
- Mathematisch Instituut
- Spini G., Mancini E., Attema T., Abspoel M., Gier J. de, Fehr S.O., Veugen T., Heesch M. van, Worm D., Luca A. de, Cramer R.J.F. & Sloot P.M.A. (2022), New approach to privacy-preserving clinical decision support systems for HIV treatment, Journal of Medical Systems 46(12): 84.
- Cramer R.J.F., Damgaard I., Doettling N., Fehr S. & Spini G. (2015), Linear Secret Sharing Schemes from Error Correcting Codes and Universal Hash Functions. Oswald E. & Fischlin M. (red.), Advances in Cryptology -- EUROCRYPT 2015. EUROCRYPT 2015 26 april 2015 - 30 april 2015 nr. 9057. Berlin, Heidelberg: Springer. 313-336.
- Cascudo I., Cramer R.J.F., Xing C. & Yang A. (2012), Asymptotic bound for multiplication complexity in the extensions of small finite fields, IEEE Transactions on Information Theory 58(7): 4930-4935.
- Cramer R.J.F. (2012), Proceedings of the 9th Annual IACR TCC. New York, Heidelberg: Springer Verlag.
- Cascudo I., Cramer R.J.F. & Xing C. (2012), The Arithmetic codex, Proceedings of IEEE Information Theory Workshop (ITW 2012). EPFL.
- Cramer R.J.F., Damgaard I., Kiltz E., Zakarias S. & Zottarel A. (2012), DDH-like assumptions based on extension rings, Proceedings of the 15th Annual IACR Public Key Cryptography (PKC 2012). . Darmstadt, Germany: Springer Verlag LNCS. 644-661.
- Cramer R.J.F., Damgaard I. & Pastro V. (2012), Amortized complexity of zero-knowledge protocols for multiplicative relations, Proceedings of the 6th International Conference on Information Theoretic Security (ICTS). : Springer Verlag LNCS. 62-79.
- Cascudo I., Cramer R.J.F. & Xing C. (2011), The torsion-limit for algebraic function fields and its application to arithmetic secret sharing, Proceedings of 31st Annual IACR CRYPTO. . LNCS. Santa Barbara: Springer Verlag. 685-705.
- Cramer R.J.F., Hofheinz D. & Kiltz E. (2010), A twist on the Naor-Yung paradigm and its application to efficient CCA-secure encryption from hard search problems, Proceedings of the 7th Annual IACR Theory of Cryptography Conference (TCC 2010). : Springer Verlag. 146-164.
- Cascudo I., Chen H., Cramer R.J.F. & Xing C. (2009), Asymptotically good ideal linear secret sharing schemes with strong multiplication over fixed finite field, Proceedings of 29th Annual IACR CRYPTO. . LNCS. Santa Barbara USA: Springer Verlag. 466-486.
- Cramer R.J.F. & Damgaard I. (2009), Amortized complexity of zero knowledge protocols, Proceedings of 29th Annual IACR CRYPTO. . LNCS. Santa Barbara, USA: Springer Verlag. 177-191.
- Cramer R.J.F. (2008), Cryptology. Cramer R. (red.), Proceedings of 11th Annual IACR PKC. : Springer Verlag.
- Chen H., Cramer R.J.F., Haan R. de & Cascudo Pueyo I. (2008), Ramp schemes with multiplication from high degree rational points on curves, Proceedings of 27th Annual IACR EUROCRYPT. : Springer Verlag. 451-470.
- Cramer R.J.F., Dodis Y., Fehr S., Padro D. & Wichs D. (2008), Detection of Algebraic Manipulation with Applications to Robust Secret Sharing and Fuzzy Extractors, Proceedings of 27th Annual IACR EUROCRYPT. : Springer Verlag. 471-488.
- Cramer R.J.F., Daza V., Gracia I., Urroz J.J., Leander G., Marti-Farre J. & Padro C. (2008), On Codes, Matroids, and Secure Multiparty Computation From Linear Secret-Sharing Schemes, IEEE Transactions on Information Theory 54(6): 2644-2657.
- Cramer R.J.F., Damgaard I. & Haan R. de (2007), Atomic Secure Multiplication with Low Communication, Proceedings of 26th Annual IACR EUROCRYPT. . Barcelona, Spain: Springer Verlag LNCS. 329-346.
- Cramer R.J.F., Hanaoka G., Hofheinz D., Imai H., Kiltz E., Pass R., Shelat A. & Vaikuntanathan V. (2007), Bounded CCA2-secure encryption, Proceedings of 13th Annual IACR ASIACRYPT. . Kuching, Malaysia: Springer Verlag LNCS. 502-518.
- Chen H., Cramer R.J.F., Goldwasser S., Haan R. de & Vaikuntanathan V. (2007), Secure Computation from Random Error Correcting Codes, Proceedings of 26th Annual IACR EUROCRYPT. . Barcelona, Spain: Springer Verlag LNCS. 291-310.
- Cramer R.J.F., Kiltz E. & Padró C. (2007), A Note on Secure Computation of the Moore-Penrose Pseudoinverse and Its Application to Secure Linear Algebra, Proceedings of the 27th Annual IACR CRYPTO. . Santa Barbara, U.S.A.: Springer Verlag LNCS. 613-630.
- Agarwal S., Cramer R.J.F. & Haan R. de (2006), Optimal 2-Phase Perfectly Secure Message Transmission, Proceedings of 26th Annual IACR CRYPTO. . LNCS 389-401.
- Chen H. & Cramer R.J.F. (2006), Algebraic Geometric Secret Sharing Schemes and Secure Multi-Party Computation over Small Fields, Proceedings of 26th Annual IACR CRYPTO. . LNCS nr. 117: Springer Verlag. 516-531.
- Catalano D., Cramer R.J.F., Damgaard I., Di Crescenzo G., Pointcheval D. & Takagi T. (2005), Contemporary Cryptology. In: , Advanced Courses in Mathematics CRM Barcelona 237.
- Cramer R.J.F., Fehr S. & Stam M. (2005), Primitive Sets over Number Fields and Absolutely Optimal Black-Box Secret Sharing, Proceedings of 25th Annual IACR CRYPTO '05. : Springer Verlag.
- Cramer R.J.F., Daza V., Gracia I., Jiménez Urroz J., Leander G., Mart-Farré J. & Padró C. (2005), On Codes, Matroids and Secure Multi-Party Computation from Linear Secret Sharing Schemes, Proceedings of 25th Annual IACR CRYPTO '05. : Springer Verlag.
- Cramer R.J.F., Damgaard I. & Ishai Y. (2005), Share Conversion, Pseudorandom Secret-Sharing and Applications to Secure Computation, Proceedings of Theory of Cryptography Conference. 342-362.
- Cramer R.J.F. (red.) (2005), Proceedings of EUROCRYPT '05. Berlin: Springer Verlag.
- Toponderzoeker B en Groepsleider Cryptologie