georg fuchsbauer



contact



programme committees



preprints

  1. M. Bellare, G. Fuchsbauer, A. Scafuro.NIZKs with an Untrusted CRS: Security in the Face of Parameter Subversion. Cryptology ePrint Archive: Report 2016/372.

  2. G. Fuchsbauer, C. Hanser, D. Slamanig.Structure-Preserving Signatures on Equivalence Classes and Constant-Size Anonymous Credentials. Cryptology ePrint Archive: Report 2014/944.

  3. V. Cortier, G. Fuchsbauer, D. Galindo.BeleniosRF: A Strongly Receipt-Free Electronic Voting. Cryptology ePrint Archive: Report 2015/629.

  4. S. Park, K. Pietrzak, A. Kwon, J. Alwen, G. Fuchsbauer, P. Gaži.Spacemint: A Cryptocurrency Based on Proofs of Space. Cryptology ePrint Archive: Report 2015/528.

  5. G. Fuchsbauer.Breaking Existential Unforgeability of a Signature Scheme from Asiacrypt 2014. Cryptology ePrint Archive: Report 2014/892.


publications

  1. H. Abusalah, G. Fuchsbauer.Constrained PRFs for Unbounded Inputs with Short Keys.  To appear at ACNS '16.
    Full version available as ePrint Report 2016/279.

  2. H. Abusalah, G. Fuchsbauer, K. Pietrzak.Offline Witness Encryption.  To appear at ACNS '16.
    Full version available as ePrint Report 2015/838.

  3. H. Abusalah, G. Fuchsbauer, K. Pietrzak.Constrained PRFs for Unbounded Inputs.CT-RSA '16.
    Full version available as ePrint Report 2014/840.

  4. G. Fuchsbauer, F. Heuer, E. Kiltz, K. Pietrzak.Standard Security Does Imply Security Against Selective Opening for Markov Distributions.TCC '16-A.
    Full version available as ePrint Report 2015/853.

  5. G. Fuchsbauer, C. Hanser, D. Slamanig. Practical Round-Optimal Blind Signatures in the Standard Model.CRYPTO '15.
    Full version available as ePrint Report 2015/626.

  6. G. Fuchsbauer, Z. Jafargholi, K. Pietrzak. A Quasipolynomial Reduction for Generalized Selective Decryption on Trees.CRYPTO '15.
    Full version available as ePrint Report 2016/389.

  7. A.L. Ferrara, G. Fuchsbauer, B. Liu, B. Warinschi. Policy Privacy in Cryptographic Access Control.CSF '15.
    [pdf]

  8. M. Abe, G. Fuchsbauer, J. Groth, K. Haralambiev, M. Ohkubo. Structure-Preserving Signatures and Commitments to Group Elements.Journal of Cryptology, 2015

  9. F. Baldimtsi, M. Chase, G. Fuchsbauer, M. Kohlweiss.Anonymous Transferable E-Cash.PKC '15.
    [pdf]

  10. A. Banerjee, G. Fuchsbauer, C. Peikert, K. Pietrzak, S. Stevens.Key-Homomorphic Constrained Pseudorandom Functions.TCC '15.
    Full version available as ePrint Report 2015/180.

  11. G. Fuchsbauer, M. Konstantinov, K. Pietrzak, V. Rao.Adaptive Security of Constrained PRFs.ASIACRYPT '14.
    Full version available as ePrint Report 2014/416.  [slides]

  12. G. Fuchsbauer. Constrained Verifiable Random Functions.SCN '14.
    Full version available as ePrint Report 2014/537.  [slides]

  13. M. Bellare, G. Fuchsbauer. Policy-Based Signatures.PKC '14.
    Full version available as ePrint Report 2013/413.  [slides]

  14. D. Dachman-Soled, G. Fuchsbauer, P. Mohassel, A. O'Neill.Enhanced Chosen-Ciphertext Security and Applications.PKC '14.
    Full version available as ePrint Report 2012/543.

  15. O. Blazy, G. Fuchsbauer, D. Pointcheval, D. Vergnaud.Short Blind Signatures.Journal of Computer Security: Volume 21, no. 5, 2013.
    Article available [here].

  16. A.L. Ferrara, G. Fuchsbauer, B. Warinschi.Cryptographically Enforced RBAC.CSF '13.
    Full version available as ePrint Report 2013/492.  [slides]

  17. D. Bernhard, G. Fuchsbauer, E. Ghadafi.Efficient Signatures of Knowledge and DAA in the Standard Model.ACNS '13.
    Full version available as ePrint Report 2012/475.

  18. D. Bernhard, G. Fuchsbauer, E. Ghadafi, N.P. Smart, B. Warinschi.Anonymous Attestation with User-Controlled Linkability.Int. Journal of Information Security: Volume 12, Issue 3, 2013.
    Available as ePrint Report 2011/658.

  19. S. Canard, G. Fuchsbauer, A. Gouget, F. Laguillaumie.Plaintext-Checkable Encryption.CT-RSA '12.
    [pdf]

  20. O. Blazy, S. Canard, G. Fuchsbauer, A. Gouget, H. Sibert, J. Traoré.Achieving Optimal Anonymity in Transferable E-cash with a Judge.AFRICACRYPT '11.
    Article available [here].   [slides]

  21. G. Fuchsbauer.Commuting Signatures and Verifiable Encryption.EUROCRYPT '11.
    Full version available as Commuting Signatures and Verifiable Encryption and an Application to Non-Interactively Delegatable Credentials, ePrint Report 2010/233.  [slides]

  22. O. Blazy, G. Fuchsbauer, D. Pointcheval, D. Vergnaud.Signatures on Randomizable Ciphertexts.PKC '11.
    Full version available [here].

  23. G. Fuchsbauer.Automorphic Signatures in Bilinear Groups and an Application to Round-Optimal Blind Signatures.[pdf]Cryptology ePrint Archive: Report 2009/320.  [slides]
    Appeared as part of
    M. Abe, G. Fuchsbauer, J. Groth, K. Haralambiev, M. Ohkubo. Structure-Preserving Signatures and Commitments to Group Elements.CRYPTO '10. [slides]

  24. O. Blazy, G. Fuchsbauer, M. Izabachène, A. Jambert, H. Sibert, D. Vergnaud.Batch Groth–Sahai. ACNS '10.
    Full version available as ePrint Report 2010/040.

  25. G. Fuchsbauer, J. Katz, D. Naccache.Efficient Rational Secret Sharing in Standard Communication Networks.TCC '10.
    Full version available as ePrint Report 2008/488.  [slides]

  26. X. Boyen, C. Chevalier, G. Fuchsbauer, D. Pointcheval.Strong Cryptography from Weak Secrets.AFRICACRYPT '10.
    Full version available [here].  [slides]

  27. D. Galindo, B. Libert, M. Fischlin, G. Fuchsbauer, A. Lehmann, M. Manulis, D. Schröder.Public-Key Encryption with Non-interactive Opening: New Constructions and Stronger Definitions.AFRICACRYPT '10.
    [pdf]

  28. G. Fuchsbauer, D. Vergnaud.Fair Blind Signatures without Random Oracles.AFRICACRYPT '10.
    Full version available as ePrint Report 2010/101.  [slides]

  29. G. Fuchsbauer, D. Pointcheval, D. Vergnaud.Transferable Constant-Size Fair E-Cash.CANS '09.
    Full version available as ePrint Report 2009/146.

  30. G. Fuchsbauer, D. Pointcheval.Proofs on Encrypted Values in Bilinear Groups and an Application to Anonymity of Signatures.PAIRING '09.
    Full version available as ePrint Report 2008/528.  [slides]

  31. G. Fuchsbauer, D. Pointcheval.Anonymous Consecutive Delegation of Signing Rights: Unifying Group and Proxy Signatures.Formal to Practical Security, LNCS 5458, Springer-Verlag, 2009.
    (Full version of the paper below) [pdf]

  32. G. Fuchsbauer, D. Pointcheval.Anonymous Proxy Signatures.SCN '08.   [slides]

  33. G. J. Fuchsbauer.An Introduction to Probabilistic Encryption.Osječki matematički list 6(2006), pp. 37–44.  
    [pdf]



teaching



thesis