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» Separations of Non-monotonic Randomness Notions
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PKC
1999
Springer
115views Cryptology» more  PKC 1999»
13 years 8 months ago
Decision Oracles are Equivalent to Matching Oracles
One of the key directions in complexity theory which has also filtered through to cryptographic research, is the effort to classify related but seemingly distinct notions. Separa...
Helena Handschuh, Yiannis Tsiounis, Moti Yung
FSE
2009
Springer
118views Cryptology» more  FSE 2009»
14 years 5 months ago
Enhanced Target Collision Resistant Hash Functions Revisited
Enhanced Target Collision Resistance (eTCR) property for a hash function was put forth by Halevi and Krawczyk in Crypto 2006, in conjunction with the randomized hashing mode that i...
Mohammad Reza Reyhanitabar, Willy Susilo, Yi Mu
CCS
2003
ACM
13 years 9 months ago
Cryptographic tamper evidence
We propose a new notion of cryptographic tamper evidence. A tamper-evident signature scheme provides an additional procedure Div which detects tampering: given two signatures, Div...
Gene Itkis
ASIACRYPT
2009
Springer
13 years 11 months ago
Foundations of Non-malleable Hash and One-Way Functions
Non-malleability is an interesting and useful property which ensures that a cryptographic protocol preserves the independence of the underlying values: given for example an encryp...
Alexandra Boldyreva, David Cash, Marc Fischlin, Bo...