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CRYPTO
2009
Springer
13 years 11 months ago
2009
Springer
We study the design of cryptographic primitives resilient to key-leakage attacks, where an attacker can repeatedly and adaptively learn information about the secret key, subject o...
ACNS
2004
Springer
13 years 8 months ago
2004
Springer
Motivated by the conflict between authenticity and privacy in the digital signature, the notion of limited verifier signature was introduced [1]. The signature can be verified by a...
PKC
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. The ring signature allows a signer to leak secrets anonymously, without the risk of identity escrow. At the same time, the ring signature provides great flexibility: No ...
EUROCRYPT
2004
Springer
13 years 8 months ago
2004
Springer
We introduce Ad Hoc Anonymous Identification schemes, a new multi-user cryptographic primitive that allows participants from a user population to form ad hoc groups, and then prove...
EUROCRYPT
2004
Springer
13 years 10 months ago
2004
Springer
We introduce the concept of concurrent signatures. These allow two entities to produce two signatures in such a way that, from the point of view of any third party, both signatures...