EUROCRYPT
2009
Springer
15 years 11 months ago
2009
Springer
Currently, there are relatively few instances of "hash-and-sign" signatures in the standard model. Moreover, most current instances rely on strong and less studied assum...
EUROCRYPT
2009
Springer
15 years 11 months ago
2009
Springer
Abstract. This paper reports record-setting performance for the ellipticcurve method of integer factorization: for example, 926.11 curves/second for ECM stage 1 with B1 = 8192 for ...
EUROCRYPT
2009
Springer
15 years 11 months ago
2009
Springer
We provide a collision attack and preimage attacks on the MDC-2 construction, which is a method (dating back to 1988) of turning an n-bit block cipher into a 2n-bit hash function. ...
EUROCRYPT
2009
Springer
15 years 11 months ago
2009
Springer
We initiate the cryptographic study of order-preserving symmetric encryption (OPE), a primitive suggested in the database community by Agrawal et al. (SIGMOD '04) for allowin...
EUROCRYPT
2009
Springer
15 years 11 months ago
2009
Springer
A weak pseudorandom function (wPRF) is a cryptographic primitive similar to ? but weaker than ? a pseudorandom function: for wPRFs one only requires that the output is pseudorandom...