139 search results - page 27 / 28 » Zero-Knowledge |
TCC
2009
Springer
14 years 8 months ago
2009
Springer
The concept of witness-hiding suggested by Feige and Shamir is a natural relaxation of zero-knowledge. In this paper we identify languages and distributions for which many known co...
FOCS
2009
IEEE
14 years 2 months ago
2009
IEEE
Canetti, Goldreich, Goldwasser, and Micali (STOC 2000) introduced the notion of resettable zeroknowledge proofs, where the protocol must be zero-knowledge even if a cheating veriï...
SSS
2009
Springer
14 years 1 months ago
2009
Springer
Abstract. We present schemes for providing anonymous transactions while privacy and anonymity are preserved, providing user anonymous authentication in distributed networks such as...
TCC
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. Cryptographic protocols are often designed and analyzed under some trusted set-up assumptions, namely in settings where the participants have access to global information...
DIM
2006
ACM
14 years 1 months ago
2006
ACM
An emerging approach to the problem of reducing the identity theft is represented by the adoption of biometric authentication systems. Such systems however present however several...