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» Unifying Zero-Knowledge Proofs of Knowledge
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MMSEC
2006
ACM
102views Multimedia» more  MMSEC 2006»
14 years 1 months ago
Zero-knowledge watermark detector robust to sensitivity attacks
Current zero-knowledge watermark detectors are based on a linear correlation between the asset features and a given secret sequence. This detection function is susceptible of bein...
Juan Ramón Troncoso-Pastoriza, Fernando P&e...
CRYPTO
1995
Springer
135views Cryptology» more  CRYPTO 1995»
13 years 11 months ago
Committed Oblivious Transfer and Private Multi-Party Computation
Abstract. In this paper we present an eficient protocol for “Committed Oblivious Transfer” to perform oblivious transfer on committed bits: suppose Alice is committed to bits 0...
Claude Crépeau, Jeroen van de Graaf, Alain ...
TCOS
2010
13 years 2 months ago
J-PAKE: Authenticated Key Exchange without PKI
Password Authenticated Key Exchange (PAKE) is one of the important topics in cryptography. It aims to address a practical security problem: how to establish secure communication be...
Feng Hao, Peter Ryan
TCC
2009
Springer
158views Cryptology» more  TCC 2009»
14 years 8 months ago
On the (Im)Possibility of Arthur-Merlin Witness Hiding Protocols
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...
Iftach Haitner, Alon Rosen, Ronen Shaltiel
DIM
2006
ACM
14 years 1 months ago
Privacy preserving multi-factor authentication with biometrics
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...
Abhilasha Bhargav-Spantzel, Anna Cinzia Squicciari...