195 search results - page 5 / 39 » Security and Privacy Using One-Round Zero-Knowledge Proofs |
112
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DIM
2006
ACM
15 years 3 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...
PODC
2011
ACM
14 years 10 days ago
2011
ACM
We present a cryptographic framework to achieve access control, privacy of social relations, secrecy of resources, and anonymity of users in social networks. The main idea is to u...
107
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CSFW
2012
IEEE
12 years 12 months ago
2012
IEEE
—In this paper, we propose a formal analysis of domain extenders for hash functions in the indifferentiability framework. We define a general model for domain extenders and prov...
115
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ACNS
2003
Springer
15 years 2 months ago
2003
Springer
Distributed key generation is one of the most challenging tasks for threshold cryptosystems. Designing such a protocol and proving its security against a malicious, adaptive adver...
88
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IJNSEC
2006
14 years 9 months ago
2006
An identity-based signcryption scheme with (t, n) shared unsigncryption is proposed, which is the integration of the signcryption scheme, the (t, n) threshold scheme and zero know...